A. S. Szalay

Publication List Details

Period

1990 - 2009

Number

145

Co-Authors

Superclustering at Redshift z = 0:54 (2009)

A. J. Connolly, A. S. Szalay, D. Koo, A. K. Romer, B. Holden, R. C. Nichol, ...

We present strong evidence for the existence of a supercluster at a redshift of z =0:54 in the direction of Selected Area 68. From the distribution of galaxies with spectroscopic redshifts we nd that...

GALEX-SDSS Catalogs for Statistical Studies (2009)

Budavari, T., Heinis, S., Szalay, A. S., Nieto-Santisteban, M., Gupchup, J., Shiao, B., ...

We present a detailed study of the Galaxy Evolution Explorer's photometric catalogs with special focus on the statistical properties of the All-sky and Medium Imaging Surveys. We introduce the...

Galaxy Zoo: The properties of merging galaxies in the nearby Universe - local environments, colours, masses, star-formation rates and AGN activity (2009)

Darg, D. W., Kaviraj, S., Lintott, C. J., Schawinski, K., Sarzi, M., Bamford, S., ...

Following the study of Darg et al. (2009; hereafter D09a) we explore the environments, optical colours, stellar masses, star formation and AGN activity in a sample of 3003 pairs of merging galaxies...

Galaxy Zoo: the fraction of merging galaxies in the SDSS and their morphologies (2009)

Darg, D. W., Kaviraj, S., Lintott, C. J., Schawinski, K., Sarzi, M., Bamford, S., ...

We present the largest, most homogeneous catalogue of merging galaxies in the nearby universe obtained through the Galaxy Zoo project - an interface on the world-wide web enabling large-scale...

Observatory Technologies (2007)

A. S. Szalay, R. J. Brunner, R. J. Brunner, T. Prince, J. Good, C. Lonsdale, ...

Abstract. Astronomy is entering a new era as multiple, large area, digital sky surveys are in production. The resulting datasets are truly remarkable in their own right; however, a revolutionary step...

Deep GALEX Imaging of the COSMOS HST Field: A First Look at the Morphology of z ~ 0.7 Star-forming Galaxies (2007)

Zamojski, M. A., Schiminovich, D., Rich , R. M., Mobasher, B., Koekemoer, A. M., Capak, P., ...

We present a study of the morphological nature of redshift z ~ 0.7 star-forming galaxies using a combination of HST ACS, GALEX, and ground-based images of the COSMOS field. Our sample consists of...

UV to IR SEDs of UV selected galaxies in the ELAIS fields: evolution of dust attenuation and star formation activity from z=0.7 to z=0.2 (2007)

Iglesias-Paramo, J., Buat, V., Hernandez-Fernandez, J., Xu, C. K., Burgarella, D., Takeuchi, T. T., ...

We study the ultraviolet to far-infrared (hereafter UV-to-IR) SEDs of a sample of intermediate redshift (0.2 < z < 0.7) UV-selected galaxies from the ELAIS-N1 and ELAIS-N2 fields by fitting a...

Deep GALEX Imaging of the HST/COSMOS Field: A First Look at the Morphology of z~0.7 Star-forming Galaxies (2007)

Zamojski, M. A., Schiminovich, D., Rich, R. M., Mobasher, B., Koekemoer, A. M., Capak, P., ...

We present a study of the morphological nature of redshift z~0.7 star-forming galaxies using a combination of HST/ACS, GALEX and ground-based images of the COSMOS field. Our sample consists of 8,146...

Chemical and Photometric Evolution of Extended Ultraviolet Disks: Optical Spectroscopy of M83 (NGC5236) and NGC4625 (2007)

De Paz, A. Gil, Madore, B. F., Boissier, S., Thilker, D., Bianchi, L., Contreras, C. Sánchez, ...

We present the results from the analysis of optical spectra of 31 Halpha-selected regions in the extended UV (XUV) disks of M83 (NGC5236) and NGC4625 recently discovered by GALEX. The spectra were...

Chemical and Photometric Evolution of Extended Ultraviolet Disks: Optical Spectroscopy of M83 (NGC5236) and NGC4625 (2007)

De Paz, A. Gil, Madore, B. F., Boissier, S., Thilker, D., Bianchi, L., Contreras, C. Sánchez, ...

We present the results from the analysis of optical spectra of 31 Halpha-selected regions in the extended UV (XUV) disks of M83 (NGC5236) and NGC4625 recently discovered by GALEX. The spectra were...

Deep GALEX Imaging of the HST/COSMOS Field: A First Look at the Morphology of z~0.7 Star-forming Galaxies (2007)

Zamojski, M. A., Schiminovich, D., Rich, R. M., Mobasher, B., Koekemoer, A. M., Capak, P., ...

We present a study of the morphological nature of redshift z~0.7 star-forming galaxies using a combination of HST/ACS, GALEX and ground-based images of the COSMOS field. Our sample consists of 8,146...

Galaxy luminosity functions to z~1 from DEEP2 and COMBO-17: implications for red galaxy formation (2007)

Faber, S. M., Willmer, C. N. A., Wolf, C., Koo, D. C., Weiner, B. J., Newman, J. A., ...

The DEEP2 and COMBO-17 surveys are compared to study luminosity functions of red and blue galaxies to z~1. The two surveys have different methods and sensitivities, but nevertheless results agree....

The Local Universe as Seen in Far-Infrared and in Far-Ultraviolet: A Global Point of View on the Local Recent Star Formation (2006)

Buat, V., Takeuchi, T. T., Iglesias-Paramo, J., Xu, C. K., Burgarella, D., Boselli, A., ...

We select far-infrared (FIR-60 microns) and far-ultraviolet (FUV-1530 A) samples of nearby galaxies in order to discuss the biases encountered by monochromatic surveys (FIR or FUV). Very different...

The Local Universe as Seen in Far-Infrared and in Far-Ultraviolet: A Global Point of View on the Local Recent Star Formation (2006)

Buat, V., Takeuchi, T. T., Iglesias-Paramo, J., Xu, C. K., Burgarella, D., Boselli, A., ...

We select far-infrared (FIR-60 microns) and far-ultraviolet (FUV-1530 A) samples of nearby galaxies in order to discuss the biases encountered by monochromatic surveys (FIR or FUV). Very different...

The GALEX Ultraviolet Atlas of Nearby Galaxies (2006)

De Paz, A. Gil, Boissier, S., Madore, B. F., Seibert, M., Joe, Y. H., Boselli, A., ...

We present images, integrated photometry, surface-brightness and color profiles for a total of 1034 nearby galaxies recently observed by the GALEX satellite in its far-ultraviolet (FUV; 1516A) and...

Dissecting Galaxy Colors with GALEX, SDSS, and Spitzer (2006)

Johnson, B. D., Schiminovich, D., Seibert, M., Treyer, M. A., Charlot, S., Heckman, T. M., ...

We combine data from SDSS and the GALEX and Spitzer observatories to create a sample of galaxies observed homogeneously from the UV to the Far-IR. This sample, consisting of ~460 galaxies observed...

Star formation in the nearby universe: the ultraviolet and infrared points of view (2006)

Iglesias-Paramo, J., Buat, V., Takeuchi, T. T., Xu, K., Boissier, S., Boselli, A., ...

This work presents the main ultraviolet (UV) and far-infrared (FIR) properties of two samples of nearby galaxies selected from the GALEX ($\lambda = 2315$\AA, hereafter NUV) and IRAS ($\lambda =...

Ultraviolet-to-Far Infrared Properties of Lyman Break Galaxies and Luminous Infrared Galaxies at z ~ 1 (2006)

Burgarella, D., Perez-Gonzalez, P. G., Tyler, K. D., Rieke, G. H., Buat, V., Takeuchi, T. T., ...

We present the first large, unbiased sample of Lyman Break Galaxies (LBGs) at z ~ 1. Far ultraviolet-dropout (1530 A) galaxies in the Chandra Deep Field South have been selected using GALEX data....

The GALEX Ultraviolet Atlas of Nearby Galaxies (2006)

De Paz, A. Gil, Boissier, S., Madore, B. F., Seibert, M., Joe, Y. H., Boselli, A., ...

We present images, integrated photometry, surface-brightness and color profiles for a total of 1034 nearby galaxies recently observed by the GALEX satellite in its far-ultraviolet (FUV; 1516A) and...

Dissecting Galaxy Colors with GALEX, SDSS, and Spitzer (2006)

Johnson, B. D., Schiminovich, D., Seibert, M., Treyer, M. A., Charlot, S., Heckman, T. M., ...

We combine data from SDSS and the GALEX and Spitzer observatories to create a sample of galaxies observed homogeneously from the UV to the Far-IR. This sample, consisting of ~460 galaxies observed...

The Look-back Time Evolution of Far-UV Flux from Elliptical Galaxies: The Fornax Cluster and Abell 2670 (2006)

Ree, C. H., Rich, R. M., ...

In order to investigate the origin of the far-UV (FUV) flux from the early-type galaxies, Galaxy Evolution Explorer (GALEX) is collecting the UV data for the elliptical-rich clusters at moderate...

Star formation in the nearby universe: the ultraviolet and infrared points of view (2006)

Iglesias-Paramo, J., Buat, V., Takeuchi, T. T., Xu, K., Boissier, S., Boselli, A., ...

This work presents the main ultraviolet (UV) and far-infrared (FIR) properties of two samples of nearby galaxies selected from the GALEX ($\lambda = 2315$\AA, hereafter NUV) and IRAS ($\lambda =...

Ultraviolet-to-Far Infrared Properties of Lyman Break Galaxies and Luminous Infrared Galaxies at z ~ 1 (2006)

Burgarella, D., Perez-Gonzalez, P. G., Tyler, K. D., Rieke, G. H., Buat, V., Takeuchi, T. T., ...

We present the first large, unbiased sample of Lyman Break Galaxies (LBGs) at z ~ 1. Far ultraviolet-dropout (1530 A) galaxies in the Chandra Deep Field South have been selected using GALEX data....

The GALEX Ultraviolet Atlas of Nearby Galaxies (2006)

De Paz, A. Gil, Boissier, S., Madore, B. F., Seibert, M., Joe, Y. H., Boselli, A., ...

We present images, integrated photometry, surface-brightness and color profiles for a total of 1034 nearby galaxies recently observed by the GALEX satellite in its far-ultraviolet (FUV; 1516A) and...

Dissecting Galaxy Colors with GALEX, SDSS, and Spitzer (2006)

Johnson, B. D., Schiminovich, D., Seibert, M., Treyer, M. A., Charlot, S., Heckman, T. M., ...

We combine data from SDSS and the GALEX and Spitzer observatories to create a sample of galaxies observed homogeneously from the UV to the Far-IR. This sample, consisting of ~460 galaxies observed...

Star formation in the nearby universe: the ultraviolet and infrared points of view (2006)

Iglesias-Paramo, J., Buat, V., Takeuchi, T. T., Xu, K., Boissier, S., Boselli, A., ...

This work presents the main ultraviolet (UV) and far-infrared (FIR) properties of two samples of nearby galaxies selected from the GALEX ($\lambda = 2315$\AA, hereafter NUV) and IRAS ($\lambda =...

Ultraviolet-to-Far Infrared Properties of Lyman Break Galaxies and Luminous Infrared Galaxies at z ~ 1 (2006)

Burgarella, D., Perez-Gonzalez, P. G., Tyler, K. D., Rieke, G. H., Buat, V., Takeuchi, T. T., ...

We present the first large, unbiased sample of Lyman Break Galaxies (LBGs) at z ~ 1. Far ultraviolet-dropout (1530 A) galaxies in the Chandra Deep Field South have been selected using GALEX data....

The Local Universe as Seen in Far-Infrared and in Far-Ultraviolet: A Global Point of View on the Local Recent Star Formation (2006)

Buat, V., Takeuchi, T. T., Iglesias-Paramo, J., Xu, C. K., Burgarella, D., Boselli, A., ...

We select far-infrared (FIR-60 microns) and far-ultraviolet (FUV-1530 A) samples of nearby galaxies in order to discuss the biases encountered by monochromatic surveys (FIR or FUV). Very different...

The Local Universe as Seen in Far-Infrared and in Far-Ultraviolet: A Global Point of View on the Local Recent Star Formation (2006)

Buat, V., Takeuchi, T. T., Iglesias-Paramo, J., Xu, C. K., Burgarella, D., Boselli, A., ...

We select far-infrared (FIR-60 microns) and far-ultraviolet (FUV-1530 A) samples of nearby galaxies in order to discuss the biases encountered by monochromatic surveys (FIR or FUV). Very different...

The GALEX Ultraviolet Atlas of Nearby Galaxies (2006)

De Paz, A. Gil, Boissier, S., Madore, B. F., Seibert, M., Joe, Y. H., Boselli, A., ...

We present images, integrated photometry, surface-brightness and color profiles for a total of 1034 nearby galaxies recently observed by the GALEX satellite in its far-ultraviolet (FUV; 1516A) and...

Dissecting Galaxy Colors with GALEX, SDSS, and Spitzer (2006)

Johnson, B. D., Schiminovich, D., Seibert, M., Treyer, M. A., Charlot, S., Heckman, T. M., ...

We combine data from SDSS and the GALEX and Spitzer observatories to create a sample of galaxies observed homogeneously from the UV to the Far-IR. This sample, consisting of ~460 galaxies observed...

Star formation in the nearby universe: the ultraviolet and infrared points of view (2006)

Iglesias-Paramo, J., Buat, V., Takeuchi, T. T., Xu, K., Boissier, S., Boselli, A., ...

This work presents the main ultraviolet (UV) and far-infrared (FIR) properties of two samples of nearby galaxies selected from the GALEX ($\lambda = 2315$\AA, hereafter NUV) and IRAS ($\lambda =...

Ultraviolet-to-Far Infrared Properties of Lyman Break Galaxies and Luminous Infrared Galaxies at z ~ 1 (2006)

Burgarella, D., Perez-Gonzalez, P. G., Tyler, K. D., Rieke, G. H., Buat, V., Takeuchi, T. T., ...

We present the first large, unbiased sample of Lyman Break Galaxies (LBGs) at z ~ 1. Far ultraviolet-dropout (1530 A) galaxies in the Chandra Deep Field South have been selected using GALEX data....

Recent Star Formation in the Extreme Outer Disk of M83 (2005)

Thilker, D. A., Bianchi, L., Boissier, S., De Paz, A. Gil, Madore, B. F., Martin, C., ...

Ultraviolet imaging with the Galaxy Evolution Explorer (GALEX) has revealed an extensive sample of UV-bright stellar complexes in the extreme outer disk of M83, extending to about four times the...

New Constraints on the Star Formation Histories and Dust Attenuation of Galaxies in the Local Universe from GALEX (2005)

Salim, Samir, Charlot, Stephane, Rich, R. Michael, Kauffmann, Guinevere, Heckman, Timothy M., Barlow, T. A., ...

We derive a variety of physical parameters including star formation rates (SFRs), dust attenuation and burst mass fractions for 6472 galaxies observed by the Galaxy Evolution Explorer (GALEX) and...

Systematics of the Ultraviolet Rising flux in a GALEX/SDSS sample of Early-type Galaxies (2005)

Rich, R. M., Salim, S., Brinchmann, J., Charlot, S., Seibert, M., Kauffmann, G., ...

We present ultraviolet photometry for a sample of morphologically early-type galaxies selected by matching the Sloan Digital Sky Survey Data Release 1 with the GALEX Medium and All-sky Imaging...

GALEX Ultraviolet Photometry of Globular Clusters in M31 (2005)

Rich, R. M., Yi, S. K., Bianchi, L., ...

We present ultraviolet photometry for globular clusters (GCs) in M31 from 15 square deg of imaging using the Galaxy Evolution Explorer (GALEX). We detect 200 and 94 GCs with certainty in the...

A comparative study of the spatial distribution of ultraviolet and far-infrared fluxes from M 101 (2005)

Popescu, C. C., Tuffs, R. J., Madore, B. F., De Paz, A. Gil, Völk, H. J., Barlow, T., ...

The total ultraviolet (UV) flux (from 1412 to 2718 AA) of M 101 is compared on a pixel-to-pixel basis with the total far-infrared (FIR) flux (from 60 to 170 micron), using the maps of the galaxy...

UV Emission from Stellar Populations within Tidal Tails: Catching the Youngest Galaxies in Formation? (2005)

Neff, S. G., Thilker, D. A., Seibert, M., De Paz, A. Gil, Bianchi, L., Schiminovich, D., ...

New GALEX observations have detected significant FUV (1530 Angstroms) and NUV (2310 Angstroms) emission from stellar substructures within the tidal tails of four ongoing galaxy mergers. The UV-bright...

GALEX Observations of the Ultraviolet Halos of NGC 253 and M82 (2005)

Hoopes, C. G., Heckman, T. M., Strickland, D. K., Seibert, M., Madore, B. F., Rich, R. M., ...

We present Galaxy Evolution Explorer (GALEX) images of the prototypical edge-on starburst galaxies M82 and NGC253. Our initial analysis is restricted to the complex of ultraviolet (UV) filaments in...

GALEX observations of the UV surface brightness and color profiles of the Local Group elliptical galaxy M32 (NGC221) (2005)

De Paz, A. Gil, Madore, B. F., Seibert, M., Rich, R. M., ...

M32, the compact elliptical-galaxy companion to the Andromeda spiral galaxy has been imaged by the Galaxy Evolution Explorer (GALEX) in two ultraviolet bands, centered at ~1500 (FUV) and 2300...

The GALEX UV luminosity function of the cluster of galaxies Abell 1367 (2005)

Cortese, L., Boselli, A., Gavazzi, G., Iglesias-Paramo, J., Madore, B. F., Barlow, T., ...

We present the GALEX NUV (2310 A) and FUV (1530 A) galaxy luminosity functions of the nearby cluster of galaxies A1367 in the magnitude range -20.3< M_AB < -13.3. The luminosity functions are...

Panoramic GALEX FUV and NUV imaging of M31 and M33 (2005)

Thilker, D. A., Hoopes, C. G., Bianchi, L., Boissier, S., Rich, M., Seibert, M., ...

We present Galaxy Evolution Explorer (GALEX) far-UV and near-UV mosaic observations covering the entirety of M31 and M33. For both targets, we measure the decline of surface brightness (in FUV and...

Large-Amplitude Ultraviolet Variations in the RR Lyrae Star ROTSE-I J143753.84+345924.8 (2005)

Wheatley, J. M., Welsh, B. Y., Siegmund, O. H. W., Byun, Y. I., Yi, S., Lee, Y. W., ...

The NASA Galaxy Evolution Explorer (GALEX) satellite has obtained simultaneous near and far ultraviolet light curves of the ROTSE-I Catalog RR Lyrae ab-type variable star J143753.84+345924.8. A...

GALEX UV Spectroscopy and Deep Imaging of LIRGs in the ELAIS S1 field (2005)

Burgarella, D., Buat, V., Small, T., Barlow, T. A., Boissier, S., De Paz, A. Gil, ...

The ELAIS S1 field was observed by GALEX in both its Wide Spectroscopic and Deep Imaging Survey modes. This field was previously observed by the Infrared Space Observatory and we made use of the...

GALEX UV observations of the interacting galaxy NGC 4438 in the Virgo cluster (2005)

Boselli, A., Boissier, S., Cortese, L., De Paz, A. Gil, Buat, V., Iglesias-Paramo, J., ...

We present GALEX NUV (2310 A) and FUV (1530 A) images of the interacting galaxy NGC 4438 (Arp 120) in the center of the Virgo cluster. These images show an extended (20 kpc) tidal tail at the...

The Ultraviolet Luminosity Function of GALEX Galaxies at Photometric Redshifts Between 0.07 and 0.25 (2005)

Budavari, T., Szalay, A. S., Charlot, S., Seibert, M., Wyder, T. K., Arnouts, S., ...

We present measurements of the UV galaxy luminosity function and the evolution of luminosity density from GALEX observations matched to the Sloan Digital Sky Survey (SDSS). We analyze galaxies in the...

Extinction radial profiles of M83 from GALEX UV imaging (2005)

Boissier, S., De Paz, A. Gil, Madore, B. F., Boselli, A., Buat, V., Burgarella, D., ...

We use the far-UV (FUV) and near-UV (NUV) images of M83 obtained by GALEX to compute the radial profile of the UV spectral slope in the star forming disk. We briefly present a model of its chemical...

Galaxy Luminosity Functions to z~1: DEEP2 vs. COMBO-17 and Implications for Red Galaxy Formation (2005)

Faber, S. M., Willmer, C. N. A., Wolf, C., Koo, D. C., Weiner, B. J., Newman, J. A., ...

The DEEP2 and COMBO-17 surveys are used to study the evolution of the luminosity function of red and blue galaxies to $z \sim 1$. Schechter function fits show that, since $z = 1$, $M^*_B$ dims by...

The 2dF-SDSS LRG and QSO Survey: The z (2005)

Richards, G. T., Croom, S. M., Anderson, S. F., Bland-Hawthorn, J., Boyle, B. J., De Propris, R., ...

We have used the 2dF instrument on the AAT to obtain redshifts of a sample of z

The Sloan Digital Sky Survey Quasar Catalog III. Third Data Release (2005)

Schneider, D. P., Hall, P. B., Richards, G. T., Berk, D. E. Vanden, Anderson, S. F., Fan, X., ...

We present the third edition of the Sloan Digital Sky Survey (SDSS) Quasar Catalog. The catalog consists of the 46,420 objects in the SDSS Third Data Release that have luminosities larger than M_i =...

GALEX UV observations of the interacting galaxy NGC 4438 in the Virgo cluster (2005)

Boselli, A., Boissier, S., Cortese, L., De Paz, A. Gil, Buat, V., Iglesias-Paramo, J., ...

We present GALEX NUV (2310 A) and FUV (1530 A) images of the interacting galaxy NGC 4438 (Arp 120) in the center of the Virgo cluster. These images show an extended (20 kpc) tidal tail at the...

The GALEX UV luminosity function of the cluster of galaxies Abell 1367 (2005)

Cortese, L., Boselli, A., Gavazzi, G., Iglesias-Paramo, J., Madore, B. F., Barlow, T., ...

We present the GALEX NUV (2310 A) and FUV (1530 A) galaxy luminosity functions of the nearby cluster of galaxies A1367 in the magnitude range -20.3< M_AB < -13.3. The luminosity functions are...

Detection of the Baryon Acoustic Peak in the Large-Scale Correlation Function of SDSS Luminous Red Galaxies (2005)

Eisenstein, D. J., Zehavi, I., Hogg, D. W., Scoccimarro, R., Blanton, M. R., Nichol, R. C., ...

We present the large-scale correlation function measured from a spectroscopic sample of 46,748 luminous red galaxies from the Sloan Digital Sky Survey. The survey region covers 0.72 h^{-3} Gpc^3 over...

The Look-back Time Evolution of Far-Ultraviolet Flux from Elliptical Galaxies: The Fornax Cluster and A2670 (2005)

Ree, C. H., Rich, R. M.L, Sohn, Young-J., ...

In order to investigate the origin of the far-UV (FUV) flux from the early-type galaxies, the Galaxy Evolution Explorer is collecting the UV data for the elliptical-rich clusters at moderate...

Testing the Empirical Relation between Ultraviolet Color and Attenuation of Galaxies (2005)

Seibert, M., Martin, D. C., Heckman, T.M., Buat, V., Hoopes, C., Barlow, T., ...

We test the empirical relation between ultraviolet color and attenuation as derived for starburst galaxies with a wide assortment of galaxy types detected by the Galaxy Evolution Explorer and find...

Classification and Characterization of Objects from the Galaxy Evolution Explorer Survey and the Sloan Digital Sky Survey (2005)

Barlow, T., Bianchi, L., Donas, J., Forster, K., Friedman, P., ...

We use the Galaxy Evolution Explorer (GALEX) Medium Imaging Survey (MIS) and All-sky Imaging Survey (AIS) data available in the first internal release, matched to the Sloan Digital Sky Survey (SDSS)...

The GALEX UV luminosity function of the cluster of galaxies Abell 1367 (2005)

Cortese, L., Boselli, A., Gavazzi, G., Iglesias-Paramo, J., Madore, B. F., Barlow, T., ...

We present the GALEX NUV (2310 A) and FUV (1530 A) galaxy luminosity functions of the nearby cluster of galaxies A1367 in the magnitude range -20.3< M_AB < -13.3. The luminosity functions are...

GALEX UV Spectroscopy and Deep Imaging of LIRGs in the ELAIS S1 field (2005)

Burgarella, D., Buat, V., Small, T., Barlow, T. A., Boissier, S., De Paz, A. Gil, ...

The ELAIS S1 field was observed by GALEX in both its Wide Spectroscopic and Deep Imaging Survey modes. This field was previously observed by the Infrared Space Observatory and we made use of the...

GALEX UV observations of the interacting galaxy NGC 4438 in the Virgo cluster (2005)

Boselli, A., Boissier, S., Cortese, L., De Paz, A. Gil, Buat, V., Iglesias-Paramo, J., ...

We present GALEX NUV (2310 A) and FUV (1530 A) images of the interacting galaxy NGC 4438 (Arp 120) in the center of the Virgo cluster. These images show an extended (20 kpc) tidal tail at the...

The GALEX UV luminosity function of the cluster of galaxies Abell 1367 (2005)

Cortese, L., Boselli, A., Gavazzi, G., Iglesias-Paramo, J., Madore, B. F., Barlow, T., ...

We present the GALEX NUV (2310 A) and FUV (1530 A) galaxy luminosity functions of the nearby cluster of galaxies A1367 in the magnitude range -20.3< M_AB < -13.3. The luminosity functions are...

GALEX UV Spectroscopy and Deep Imaging of LIRGs in the ELAIS S1 field (2005)

Burgarella, D., Buat, V., Small, T., Barlow, T. A., Boissier, S., De Paz, A. Gil, ...

The ELAIS S1 field was observed by GALEX in both its Wide Spectroscopic and Deep Imaging Survey modes. This field was previously observed by the Infrared Space Observatory and we made use of the...

GALEX UV observations of the interacting galaxy NGC 4438 in the Virgo cluster (2005)

Boselli, A., Boissier, S., Cortese, L., De Paz, A. Gil, Buat, V., Iglesias-Paramo, J., ...

We present GALEX NUV (2310 A) and FUV (1530 A) images of the interacting galaxy NGC 4438 (Arp 120) in the center of the Virgo cluster. These images show an extended (20 kpc) tidal tail at the...

The DEEP Groth strip galaxy redshift survey. III. Redshift catalog and properties of galaxies (2005)

Weiner, Benjamin J., Phillips, Andrew C., Faber, S. M., Willmer, Christopher N., Vogt, Nicole P., Simard, Luc, ...

The Deep Extragalactic Evolutionary Probe (DEEP) is a series of spectroscopic surveys of faint galaxies, targeted at understanding the properties and clustering of galaxies at redshifts z~1. We...

The DEEP Groth strip galaxy redshift survey. III. Redshift catalog and properties of galaxies (2005)

Weiner, Benjamin J., Phillips, Andrew C., Faber, S. M., Willmer, Christopher N., Vogt, Nicole P., Simard, Luc, ...

The Deep Extragalactic Evolutionary Probe (DEEP) is a series of spectroscopic surveys of faint galaxies, targeted at understanding the properties and clustering of galaxies at redshifts z~1. We...

Calibrating photometric redshifts of luminous red galaxies (2005)

Padmanabhan, Nikhil, Budavari, Tamas, Schlegel, David J., Bridges, Terry, Brinkmann, Jonathan, Cannon, Russell, ...

We discuss the construction of a photometric redshift catalogue of luminous red galaxies (LRGs) from the Sloan Digital Sky Survey (SDSS), emphasizing the principal steps necessary for constructing...

The DEEP Groth strip galaxy redshift survey. III. Redshift catalog and properties of galaxies (2005)

Weiner, Benjamin J., Phillips, Andrew C., Faber, S. M., Willmer, Christopher N., Vogt, Nicole P., Simard, Luc, ...

The Deep Extragalactic Evolutionary Probe (DEEP) is a series of spectroscopic surveys of faint galaxies, targeted at understanding the properties and clustering of galaxies at redshifts z~1. We...

The DEEP Groth strip galaxy redshift survey. III. Redshift catalog and properties of galaxies (2005)

Weiner, Benjamin J., Phillips, Andrew C., Faber, S. M., Willmer, Christopher N., Vogt, Nicole P., Simard, Luc, ...

The Deep Extragalactic Evolutionary Probe (DEEP) is a series of spectroscopic surveys of faint galaxies, targeted at understanding the properties and clustering of galaxies at redshifts z~1. We...

Calibrating photometric redshifts of luminous red galaxies (2005)

Padmanabhan, Nikhil, Budavari, Tamas, Schlegel, David J., Bridges, Terry, Brinkmann, Jonathan, Cannon, Russell, ...

We discuss the construction of a photometric redshift catalogue of luminous red galaxies (LRGs) from the Sloan Digital Sky Survey (SDSS), emphasizing the principal steps necessary for constructing...

The DEEP Groth strip galaxy redshift survey. III. Redshift catalog and properties of galaxies (2005)

Weiner, Benjamin J., Phillips, Andrew C., Faber, S. M., Willmer, Christopher N., Vogt, Nicole P., Simard, Luc, ...

The Deep Extragalactic Evolutionary Probe (DEEP) is a series of spectroscopic surveys of faint galaxies, targeted at understanding the properties and clustering of galaxies at redshifts z~1. We...

GALEX UV Spectroscopy and Deep Imaging of LIRGs in the ELAIS S1 field (2004)

Burgarella, D., Buat, V., Small, T., Barlow, T. A., Boissier, S., De Paz, A. Gil, ...

The ELAIS S1 field was observed by GALEX in both its Wide Spectroscopic and Deep Imaging Survey modes. This field was previously observed by the Infrared Space Observatory and we made use of the...

UV Emission from Stellar Populations within Tidal Tails: Catching the Youngest Galaxies in Formation? (2004)

Neff, S. G., Thilker, D. A., Seibert, M., De Paz, A. Gil, Bianchi, L., Schiminovich, D., ...

New GALEX observations have detected significant FUV (1530 Angstroms) and NUV (2310 Angstroms) emission from stellar substructures within the tidal tails of four ongoing galaxy mergers. The UV-bright...

Extinction radial profiles of M83 from GALEX UV imaging (2004)

Boissier, S., De Paz, A. Gil, Madore, B. F., Boselli, A., Buat, V., Burgarella, D., ...

We use the far-UV (FUV) and near-UV (NUV) images of M83 obtained by GALEX to compute the radial profile of the UV spectral slope in the star forming disk. We briefly present a model of its chemical...

GALEX Ultraviolet Photometry of Globular Clusters in M31 (2004)

Rich, R. M., Yi, S. K., Bianchi, L., ...

We present ultraviolet photometry for globular clusters (GCs) in M31 from 15 square deg of imaging using the Galaxy Evolution Explorer (GALEX). We detect 200 and 94 GCs with certainty in the...

A comparative study of the spatial distribution of ultraviolet and far-infrared fluxes from M 101 (2004)

Popescu, C. C., Tuffs, R. J., Madore, B. F., De Paz, A. Gil, Völk, H. J., Barlow, T., ...

The total ultraviolet (UV) flux (from 1412 to 2718 AA) of M 101 is compared on a pixel-to-pixel basis with the total far-infrared (FIR) flux (from 60 to 170 micron), using the maps of the galaxy...

Dust attenuation in the nearby Universe: comparison between galaxies selected in the ultraviolet or in the infrared (2004)

Buat, V., Iglesias-Paramo, J., Seibert, M., Burgarella, D., Charlot, S., Martin, D. C., ...

We compare the dust attenuation properties of two samples of galaxies purely selected in the near-ultraviolet (NUV) band (1750-2750 A, lambda_m = 2310 A) and in the far-infrared (FIR) at 60micron....

New Constraints on the Star Formation Histories and Dust Attenuation of Galaxies in the Local Universe from GALEX (2004)

Salim, Samir, Charlot, Stephane, Rich, R. Michael, Kauffmann, Guinevere, Heckman, Timothy M., Barlow, T. A., ...

We derive a variety of physical parameters including star formation rates (SFRs), dust attenuation and burst mass fractions for 6472 galaxies observed by the Galaxy Evolution Explorer (GALEX) and...

Systematics of the Ultraviolet Rising flux in a GALEX/SDSS sample of Early-type Galaxies (2004)

Rich, R. M., Salim, S., Brinchmann, J., Charlot, S., Seibert, M., Kauffmann, G., ...

We present ultraviolet photometry for a sample of morphologically early-type galaxies selected by matching the Sloan Digital Sky Survey Data Release 1 with the GALEX Medium and All-sky Imaging...

GALEX observations of the UV surface brightness and color profiles of the Local Group elliptical galaxy M32 (NGC221) (2004)

De Paz, A. Gil, Madore, B. F., Seibert, M., Rich, R. M., ...

M32, the compact elliptical-galaxy companion to the Andromeda spiral galaxy has been imaged by the Galaxy Evolution Explorer (GALEX) in two ultraviolet bands, centered at ~1500 (FUV) and 2300...

The Ultraviolet Luminosity Function of GALEX Galaxies at Photometric Redshifts Between 0.07 and 0.25 (2004)

Budavari, T., Szalay, A. S., Charlot, S., Seibert, M., Wyder, T. K., Arnouts, S., ...

We present measurements of the UV galaxy luminosity function and the evolution of luminosity density from GALEX observations matched to the Sloan Digital Sky Survey (SDSS). We analyze galaxies in the...

Recent Star Formation in the Extreme Outer Disk of M83 (2004)

Thilker, D. A., Bianchi, L., Boissier, S., De Paz, A. Gil, Madore, B. F., Martin, C., ...

Ultraviolet imaging with the Galaxy Evolution Explorer (GALEX) has revealed an extensive sample of UV-bright stellar complexes in the extreme outer disk of M83, extending to about four times the...

GALEX Observations of the Ultraviolet Halos of NGC 253 and M82 (2004)

Hoopes, C. G., Heckman, T. M., Strickland, D. K., Seibert, M., Madore, B. F., Rich, R. M., ...

We present Galaxy Evolution Explorer (GALEX) images of the prototypical edge-on starburst galaxies M82 and NGC253. Our initial analysis is restricted to the complex of ultraviolet (UV) filaments in...

Panoramic GALEX FUV and NUV imaging of M31 and M33 (2004)

Thilker, D. A., Hoopes, C. G., Bianchi, L., Boissier, S., Rich, M., Seibert, M., ...

We present Galaxy Evolution Explorer (GALEX) far-UV and near-UV mosaic observations covering the entirety of M31 and M33. For both targets, we measure the decline of surface brightness (in FUV and...

The Look-back Time Evolution of Far-UV Flux from Elliptical Galaxies: The Fornax Cluster and Abell 2670 (2004)

Ree, C. H., Rich, R. M., ...

In order to investigate the origin of the far-UV (FUV) flux from the early-type galaxies, Galaxy Evolution Explorer (GALEX) is collecting the UV data for the elliptical-rich clusters at moderate...

Large-Amplitude Ultraviolet Variations in the RR Lyrae Star ROTSE-I J143753.84+345924.8 (2004)

Wheatley, J. M., Welsh, B. Y., Siegmund, O. H. W., Byun, Y. I., Yi, S., Lee, Y. W., ...

The NASA Galaxy Evolution Explorer (GALEX) satellite has obtained simultaneous near and far ultraviolet light curves of the ROTSE-I Catalog RR Lyrae ab-type variable star J143753.84+345924.8. A...

The DEEP Groth Strip Galaxy Redshift Survey. III. Redshift Catalog and Properties of Galaxies (2004)

Weiner, Benjamin J., Phillips, Andrew C., Faber, S. M., Willmer, Christopher N. A., Vogt, Nicole P., Simard, Luc, ...

The Deep Extragalactic Evolutionary Probe (DEEP) is a series of spectroscopic surveys of faint galaxies, targeted at the properties and clustering of galaxies at redshifts z ~ 1. We present the...

Spectral Classification of Quasars in the Sloan Digital Sky Survey: Eigenspectra; Redshift and Luminosity Effects (2004)

Yip, C. W., Connolly, A. J., Berk, D. E. Vanden, Ma, Z., Frieman, J. A., SubbaRao, M., ...

We study 16,707 quasar spectra from the SDSS using the Karhunen-Lo\`eve (KL) transform (or Principal Component Analysis, PCA). The quasar eigenspectra of the full catalog reveal the following: 1st...

The Look-back Time Evolution of Far-UV Flux from Elliptical Galaxies: The Fornax Cluster and Abell 2670 (2004)

Ree, C. H., Rich, R. M., ...

In order to investigate the origin of the far-UV (FUV) flux from the early-type galaxies, Galaxy Evolution Explorer (GALEX) is collecting the UV data for the elliptical-rich clusters at moderate...

Recent Star Formation in the Extreme Outer Disk of M83 (2004)

Thilker, D. A., Bianchi, L., Boissier, S., De Paz, A. Gil, Madore, B. F., Martin, C., ...

Ultraviolet imaging with the Galaxy Evolution Explorer (GALEX) has revealed an extensive sample of UV-bright stellar complexes in the extreme outer disk of M83, extending to about four times the...

New Constraints on the Star Formation Histories and Dust Attenuation of Galaxies in the Local Universe from GALEX (2004)

Salim, Samir, Charlot, Stephane, Rich, R. Michael, Kauffmann, Guinevere, Heckman, Timothy M., Barlow, T. A., ...

We derive a variety of physical parameters including star formation rates (SFRs), dust attenuation and burst mass fractions for 6472 galaxies observed by the Galaxy Evolution Explorer (GALEX) and...

Systematics of the Ultraviolet Rising flux in a GALEX/SDSS sample of Early-type Galaxies (2004)

Rich, R. M., Salim, S., Brinchmann, J., Charlot, S., Seibert, M., Kauffmann, G., ...

We present ultraviolet photometry for a sample of morphologically early-type galaxies selected by matching the Sloan Digital Sky Survey Data Release 1 with the GALEX Medium and All-sky Imaging...

GALEX Ultraviolet Photometry of Globular Clusters in M31 (2004)

Rich, R. M., Yi, S. K., Bianchi, L., ...

We present ultraviolet photometry for globular clusters (GCs) in M31 from 15 square deg of imaging using the Galaxy Evolution Explorer (GALEX). We detect 200 and 94 GCs with certainty in the...

A comparative study of the spatial distribution of ultraviolet and far-infrared fluxes from M 101 (2004)

Popescu, C. C., Tuffs, R. J., Madore, B. F., De Paz, A. Gil, Völk, H. J., Barlow, T., ...

The total ultraviolet (UV) flux (from 1412 to 2718 AA) of M 101 is compared on a pixel-to-pixel basis with the total far-infrared (FIR) flux (from 60 to 170 micron), using the maps of the galaxy...

UV Emission from Stellar Populations within Tidal Tails: Catching the Youngest Galaxies in Formation? (2004)

Neff, S. G., Thilker, D. A., Seibert, M., De Paz, A. Gil, Bianchi, L., Schiminovich, D., ...

New GALEX observations have detected significant FUV (1530 Angstroms) and NUV (2310 Angstroms) emission from stellar substructures within the tidal tails of four ongoing galaxy mergers. The UV-bright...

GALEX Observations of the Ultraviolet Halos of NGC 253 and M82 (2004)

Hoopes, C. G., Heckman, T. M., Strickland, D. K., Seibert, M., Madore, B. F., Rich, R. M., ...

We present Galaxy Evolution Explorer (GALEX) images of the prototypical edge-on starburst galaxies M82 and NGC253. Our initial analysis is restricted to the complex of ultraviolet (UV) filaments in...

GALEX observations of the UV surface brightness and color profiles of the Local Group elliptical galaxy M32 (NGC221) (2004)

De Paz, A. Gil, Madore, B. F., Seibert, M., Rich, R. M., ...

M32, the compact elliptical-galaxy companion to the Andromeda spiral galaxy has been imaged by the Galaxy Evolution Explorer (GALEX) in two ultraviolet bands, centered at ~1500 (FUV) and 2300...

Panoramic GALEX FUV and NUV imaging of M31 and M33 (2004)

Thilker, D. A., Hoopes, C. G., Bianchi, L., Boissier, S., Rich, M., Seibert, M., ...

We present Galaxy Evolution Explorer (GALEX) far-UV and near-UV mosaic observations covering the entirety of M31 and M33. For both targets, we measure the decline of surface brightness (in FUV and...

Large-Amplitude Ultraviolet Variations in the RR Lyrae Star ROTSE-I J143753.84+345924.8 (2004)

Wheatley, J. M., Welsh, B. Y., Siegmund, O. H. W., Byun, Y. I., Yi, S., Lee, Y. W., ...

The NASA Galaxy Evolution Explorer (GALEX) satellite has obtained simultaneous near and far ultraviolet light curves of the ROTSE-I Catalog RR Lyrae ab-type variable star J143753.84+345924.8. A...

The Ultraviolet Luminosity Function of GALEX Galaxies at Photometric Redshifts Between 0.07 and 0.25 (2004)

Budavari, T., Szalay, A. S., Charlot, S., Seibert, M., Wyder, T. K., Arnouts, S., ...

We present measurements of the UV galaxy luminosity function and the evolution of luminosity density from GALEX observations matched to the Sloan Digital Sky Survey (SDSS). We analyze galaxies in the...

Extinction radial profiles of M83 from GALEX UV imaging (2004)

Boissier, S., De Paz, A. Gil, Madore, B. F., Boselli, A., Buat, V., Burgarella, D., ...

We use the far-UV (FUV) and near-UV (NUV) images of M83 obtained by GALEX to compute the radial profile of the UV spectral slope in the star forming disk. We briefly present a model of its chemical...

The Look-back Time Evolution of Far-UV Flux from Elliptical Galaxies: The Fornax Cluster and Abell 2670 (2004)

Ree, C. H., Rich, R. M., ...

In order to investigate the origin of the far-UV (FUV) flux from the early-type galaxies, Galaxy Evolution Explorer (GALEX) is collecting the UV data for the elliptical-rich clusters at moderate...

Recent Star Formation in the Extreme Outer Disk of M83 (2004)

Thilker, D. A., Bianchi, L., Boissier, S., De Paz, A. Gil, Madore, B. F., Martin, C., ...

Ultraviolet imaging with the Galaxy Evolution Explorer (GALEX) has revealed an extensive sample of UV-bright stellar complexes in the extreme outer disk of M83, extending to about four times the...

New Constraints on the Star Formation Histories and Dust Attenuation of Galaxies in the Local Universe from GALEX (2004)

Salim, Samir, Charlot, Stephane, Rich, R. Michael, Kauffmann, Guinevere, Heckman, Timothy M., Barlow, T. A., ...

We derive a variety of physical parameters including star formation rates (SFRs), dust attenuation and burst mass fractions for 6472 galaxies observed by the Galaxy Evolution Explorer (GALEX) and...

Systematics of the Ultraviolet Rising flux in a GALEX/SDSS sample of Early-type Galaxies (2004)

Rich, R. M., Salim, S., Brinchmann, J., Charlot, S., Seibert, M., Kauffmann, G., ...

We present ultraviolet photometry for a sample of morphologically early-type galaxies selected by matching the Sloan Digital Sky Survey Data Release 1 with the GALEX Medium and All-sky Imaging...

GALEX Ultraviolet Photometry of Globular Clusters in M31 (2004)

Rich, R. M., Yi, S. K., Bianchi, L., ...

We present ultraviolet photometry for globular clusters (GCs) in M31 from 15 square deg of imaging using the Galaxy Evolution Explorer (GALEX). We detect 200 and 94 GCs with certainty in the...

A comparative study of the spatial distribution of ultraviolet and far-infrared fluxes from M 101 (2004)

Popescu, C. C., Tuffs, R. J., Madore, B. F., De Paz, A. Gil, Völk, H. J., Barlow, T., ...

The total ultraviolet (UV) flux (from 1412 to 2718 AA) of M 101 is compared on a pixel-to-pixel basis with the total far-infrared (FIR) flux (from 60 to 170 micron), using the maps of the galaxy...

UV Emission from Stellar Populations within Tidal Tails: Catching the Youngest Galaxies in Formation? (2004)

Neff, S. G., Thilker, D. A., Seibert, M., De Paz, A. Gil, Bianchi, L., Schiminovich, D., ...

New GALEX observations have detected significant FUV (1530 Angstroms) and NUV (2310 Angstroms) emission from stellar substructures within the tidal tails of four ongoing galaxy mergers. The UV-bright...

GALEX Observations of the Ultraviolet Halos of NGC 253 and M82 (2004)

Hoopes, C. G., Heckman, T. M., Strickland, D. K., Seibert, M., Madore, B. F., Rich, R. M., ...

We present Galaxy Evolution Explorer (GALEX) images of the prototypical edge-on starburst galaxies M82 and NGC253. Our initial analysis is restricted to the complex of ultraviolet (UV) filaments in...

GALEX observations of the UV surface brightness and color profiles of the Local Group elliptical galaxy M32 (NGC221) (2004)

De Paz, A. Gil, Madore, B. F., Seibert, M., Rich, R. M., ...

M32, the compact elliptical-galaxy companion to the Andromeda spiral galaxy has been imaged by the Galaxy Evolution Explorer (GALEX) in two ultraviolet bands, centered at ~1500 (FUV) and 2300...

Panoramic GALEX FUV and NUV imaging of M31 and M33 (2004)

Thilker, D. A., Hoopes, C. G., Bianchi, L., Boissier, S., Rich, M., Seibert, M., ...

We present Galaxy Evolution Explorer (GALEX) far-UV and near-UV mosaic observations covering the entirety of M31 and M33. For both targets, we measure the decline of surface brightness (in FUV and...

Large-Amplitude Ultraviolet Variations in the RR Lyrae Star ROTSE-I J143753.84+345924.8 (2004)

Wheatley, J. M., Welsh, B. Y., Siegmund, O. H. W., Byun, Y. I., Yi, S., Lee, Y. W., ...

The NASA Galaxy Evolution Explorer (GALEX) satellite has obtained simultaneous near and far ultraviolet light curves of the ROTSE-I Catalog RR Lyrae ab-type variable star J143753.84+345924.8. A...

The Ultraviolet Luminosity Function of GALEX Galaxies at Photometric Redshifts Between 0.07 and 0.25 (2004)

Budavari, T., Szalay, A. S., Charlot, S., Seibert, M., Wyder, T. K., Arnouts, S., ...

We present measurements of the UV galaxy luminosity function and the evolution of luminosity density from GALEX observations matched to the Sloan Digital Sky Survey (SDSS). We analyze galaxies in the...

Extinction radial profiles of M83 from GALEX UV imaging (2004)

Boissier, S., De Paz, A. Gil, Madore, B. F., Boselli, A., Buat, V., Burgarella, D., ...

We use the far-UV (FUV) and near-UV (NUV) images of M83 obtained by GALEX to compute the radial profile of the UV spectral slope in the star forming disk. We briefly present a model of its chemical...

A Catalog of Compact Groups of Galaxies in the SDSS Commissioning Data (2003)

Lee, B. C., Allam, S. S., Tucker, D. L., Annis, J., Blanton, M. R., Johnston, D. E., ...

Compact groups (CGs) of galaxies -- relatively poor groups of galaxies in which the typical separations between members is of the order of a galaxy diameter -- offer an exceptional laboratory for the...

Observations and Theoretical Implications of the Large Separation Lensed Quasar SDSS J1004+4112 (2003)

Oguri, M., Inada, N., Keeton, C. R., Pindor, B., Hennawi, J. F., Gregg, M. D., ...

We study the recently discovered gravitational lens SDSS J1004+4112, the first quasar lensed by a cluster of galaxies. It consists of four images with a maximum separation of 14.62''. The system has...

Quantifying the bimodal color-magnitude distribution of galaxies (2003)

Baldry, I. K., Glazebrook, K., Brinkmann, J., Ivezic, Z., Lupton, R. H., Nichol, R. C., ...

We analyse the bivariate distribution, in color versus absolute magnitude (u-r vs. M_r), of a low redshift sample of galaxies from the Sloan Digital Sky Survey (SDSS; 2400 deg^2, 0.004

Physical Evidence for Dark Energy (2003)

Scranton, R., Connolly, A. J., Nichol, R. C., Stebbins, A., Szapudi, I., Eisenstein, D. J., ...

We present measurements of the angular cross-correlation between luminous red galaxies from the Sloan Digital Sky Survey and the cosmic microwave background temperature maps from the Wilkinson...

Data Mining the SDSS SkyServer Database (2002)

Gray, J, Szalay, A S, Thakar, A R, Kunszt, Zoltán, Stoughton, C, Slutz, D, ...

An earlier paper (Szalay et. al. "Designing and Mining MultiTerabyte Astronomy Archives: The Sloan Digital Sky Survey," ACM SIGMOD 2000) described the Sloan Digital Sky Survey's (SDSS) data...

Galaxy clustering in early Sloan Digital Sky Survey redshift data (2002)

Zehavi, I., Blanton, M. R., Frieman, J. A., Weinberg, D. H., Mo, H. J., Strauss, M. A., ...

We present the first measurements of clustering in the Sloan Digital Sky Survey (SDSS) galaxy redshift survey. Our sample consists of 29,300 galaxies with redshifts 5700 km s(-1) less than or equal...

Sloan Digital Sky Survey: Early data release (2002)

Stoughton, C., Lupton, R. H., Bernardi, M., Blanton, M. R., Burles, S., Castander, F. J., ...

The Sloan Digital Sky Survey (SDSS) is an imaging and spectroscopic survey that will eventually cover approximately one-quarter of the celestial sphere and collect spectra of 10 6 galaxies, 100,000...

Spectroscopic Target Selection for the Sloan Digital Sky Survey: The Luminous Red Galaxy Sample (2001)

Eisenstein, D. J., Annis, J., Gunn, J. E., Szalay, A. S., Connolly, A. J., Nichol, R. C., ...

We describe the target selection and resulting properties of a spectroscopic sample of luminous, red galaxies (LRG) from the imaging data of the Sloan Digital Sky Survey (SDSS). These galaxies are...

Star Formation in Galaxies between 0.7 < z < 1.8 (2000)

Hopkins, A. M., Connolly, A. J., Szalay, A. S.

We present an analysis of the star formation rate in galaxies between 0.7

Five High-Redshift Quasars Discovered in Commissioning Imaging Data of the Sloan Digital Sky Survey (2000)

Zheng, W., Tsvetanov, Z. I., Schneider, D. P., Fan, X., Becker, R. H., Davis, M., ...

We report the discovery of five quasars with redshifts of 4.67 - 5.27 and z'-band magnitudes of 19.5-20.7 M_B ~ -27. All were originally selected as distant quasar candidates in optical/near-infrared...

Reconstructing Galaxy Spectral Energy Distributions from Broadband Photometry (1999)

Csabai, I., Connolly, A. J., Szalay, A. S., Budavari, T.

We present a novel approach to photometric redshifts, one that merges the advantages of both the template fitting and empirical fitting algorithms, without any of their disadvantages. This technique...

A Robust Classification of Galaxy Spectra: Dealing with Noisy and Incomplete Data (1999)

Connolly, A. J., Szalay, A. S.

Over the next few years new spectroscopic surveys (from the optical surveys of the Sloan Digital Sky Survey and the 2 degree Field survey through to space-based ultraviolet satellites such as GALEX)...

Astronomical Archives of the Future: A Virtual Observatory (1998)

Szalay, A. S., Brunner, R. J.

Astronomy is entering a new era as multiple, large area, digital sky surveys are in production. The resulting datasets are truly remarkable in their own right; however, a revolutionary step arises in...

The Statistical Approach to Quantifying Galaxy Evolution (1998)

Brunner, R. J., Connolly, A. J., Szalay, A. S.

Studies of the distribution and evolution of galaxies are of fundamental importance to modern cosmology; these studies, however, are hampered by the complexity of the competing effects of spectral...

Simultaneous Multicolor Detection of Faint Galaxies in the Hubble Deep Field (1998)

Szalay, A. S., Connolly, A. J., Szokoly, G. P.

We present a novel way to detect objects when multiband images are available. Typically, object detection is performed in one of the available bands or on a somewhat arbitrarily co-added image. Our...

Evolution of the Angular Correlation Function (1998)

Connolly, A. J., Szalay, A. S., Brunner, R. J.

For faint photometric surveys our ability to quantify the clustering of galaxies has depended on interpreting the angular correlation function as a function of the limiting magnitude of the data. Due...

Effects of Sampling on Statistics of Large Scale Structure (1997)

Colombi, S., Szapudi, I., Szalay, A. S.

The effects of sampling are investigated on measurements of counts-in-cells in three-dimensional magnitude limited galaxy surveys, with emphasis on moments of the underlying smooth galaxy density...

The Evolution of the Global Star Formation History as Measured from the Hubble Deep Field (1997)

Connolly, A. J., Szalay, A. S., Dickinson, Mark, SubbaRao, M. U., Brunner, R. J.

The Hubble Deep Field (HDF) is the deepest set of multicolor optical photometric observations ever undertaken, and offers a valuable data set with which to study galaxy evolution. Combining the...

A Search For Large-Scale Structure at High Redshift (1997)

Connolly, A. J., Szalay, A. S., Romer, A. K., Nichol, R. C., Holden, B., Koo, D., ...

We present new and exciting results on our search for large-scale structure at high redshift. Specifically, we have just completed a detailed analysis of the area surrounding the cluster CL0016+16...

Superclustering at Redshift Z=0.54 (1996)

Connolly, A. J., Szalay, A. S., Koo, D. C., Romer, A. K., Holden, B., Nichol, R. C., ...

We present strong evidence for the existence of a supercluster at a redshift of z=0.54 in the direction of Selected Area 68. From the distribution of galaxies with spectroscopic redshifts we find...

Luminosity Functions from Photometric Redshifts I: Techniques (1996)

SubbaRao, M. U., Connolly, A. J., Szalay, A. S., Koo, D. C.

The determination of the galaxy luminosity function is an active and fundamental field in observational cosmology. In this paper we propose a cost effective way of measuring galaxy luminosity...

A Medium-Deep Survey of a Mini-Slice at the North Galactic Pole. II. The Data (1996)

Willmer, C. N. A., Koo, D. C., ELlman, N., Kurtz, M. J., Szalay, A. S.

We report 328 redshifts, b$_J$ magnitudes and b$_J$--r$_F$ colors of galaxies measured in a redshift survey of a 4$^\circ$ $\times$ 0.67$^\circ$ slice close to the north Galactic pole. The faintest...

Slicing Through Multicolor Space: Galaxy Redshifts From Broadband Photometry (1995)

Connolly, A. J., Csabai, I., Szalay, A. S., Koo, D. C., Kron, R. G., Munn, J. A.

As a means of better understanding the evolution of optically selected galaxies we consider the distribution of galaxies within the multicolor space $U$, $B_J$, $R_F$ and $I_N$. We find that they...

Spectral Classification of Galaxies: An Orthogonal Approach (1994)

Connolly, A. J., Szalay, A. S., Bershady, M. A., Kinney, A. L., Calzetti, D.

Classification of galaxy spectral energy distributions in terms of orthogonal basis functions provides an objective means of estimating the number of significant spectral components that comprise a...

Redshift survey with multiple pencil beams at the galactic poles.

Szalay, A S, Broadhurst, T J, Ellman, N, Koo, D C, Ellis, R S

Observations of the large-scale structure of the universe suggest inhomogeneities on scales between 100h-1 and 150h-1 Mpc (where h approximately 0.5-1 is the Hubble constant in units of 100...

Redshift survey with multiple pencil beams at the galactic poles.

Szalay, A S, Broadhurst, T J, Ellman, N, Koo, D C, Ellis, R S

Observations of the large-scale structure of the universe suggest inhomogeneities on scales between 100h-1 and 150h-1 Mpc (where h approximately 0.5-1 is the Hubble constant in units of 100...