Additional Ultracool White Dwarfs Found in the Sloan Digital Sky Survey (2008)
Harris, H. C., Gates, E., Gyuk, G., Subbarao, M., Anderson, S. F., Hall, P. B., ...
We identify seven new ultracool white dwarfs discovered in the Sloan Digital Sky Survey (SDSS). The SDSS photometry, spectra, and proper motions are presented, and additional BVRI data are given for...
Light and Motion in SDSS Stripe 82: The Catalogues (2008)
Bramich, D. M., Vidrih, S., Wyrzykowski, L., Munn, J. A., Lin, H., Evans, N. W., ...
We present a new public archive of light-motion curves in Sloan Digital Sky Survey (SDSS) Stripe 82, covering 99 deg in right ascension from RA = 20.7 h to 3.3 h and spanning 2.52 deg in declination...
Dilday, Benjamin, Kessler, R., Frieman, J. A., Holtzman, J., Marriner, J., Miknaitis, G., ...
We present a measurement of the rate of type Ia supernovae (SNe Ia) from the first of three seasons of data from the SDSS-II Supernova Survey. For this measurement, we include 17 SNe Ia at redshift...
The SEGUE Stellar Parameter Pipeline. II. Validation with Galactic Globular and Open Clusters (2007)
Lee, Y. S., Beers, T. C., Sivarani, T., Johnson, J. A., An, D., Wilhelm, R., ...
We validate the performance and accuracy of the current SEGUE (Sloan Extension for Galactic Understanding and Exploration) Stellar Parameter Pipeline (SSPP), which determines stellar atmospheric...
The Sloan Digital Sky Survey-II Supernova Survey: Technical Summary (2007)
Frieman, Joshua A., Bassett, B., Becker, A., Choi, C., Cinabro, D., DeJongh, F., ...
The Sloan Digital Sky Survey-II (SDSS-II) has embarked on a multi-year project to identify and measure light curves for intermediate-redshift (0.05 < z < 0.35) Type Ia supernovae (SNe Ia) using...
The Sloan Digital Sky Survey-II Supernova Survey: Search Algorithm and Follow-up Observations (2007)
Sako, Masao, Bassett, B., Becker, A., Cinabro, D., DeJongh, F., Depoy, D. L., ...
The Sloan Digital Sky Survey-II Supernova Survey has identified a large number of new transient sources in a 300 sq. deg. region along the celestial equator during its first two seasons of a...
The Hercules-Aquila Cloud (2007)
Belokurov, V., Evans, N. W., Bell, E. F., Irwin, M. J., Hewett, P. C., Koposov, S., ...
We present evidence for a substantial overdensity of stars in the direction of the constellations of Hercules and Aquila. The Cloud is centered at a Galactic longitude of about 40 degrees and extends...
An Orphan in the ``Field of Streams'' (2007)
Belokurov, V., Evans, N. W., Irwin, M. J., Lynden-Bell, D., Yanny, B., Vidrih, S., ...
We use Sloan Digital Sky Survey Data Release 5 photometry and spectroscopy to study a tidal stream that extends over ~50° in the north Galactic cap. From the analysis of the path of the stream and...
The Hercules-Aquila cloud (2007)
Belokurov, V., Evans, N. W., Bell, E. F., Irwin, M. J., Hewett, P. C., Koposov, S., ...
We present evidence for a substantial overdensity of stars in the direction of the constellations of Hercules and Aquila. The cloud is centered at a Galactic longitude of l~40deg and extends above...
Cosmological Constraints from the SDSS Luminous Red Galaxies (2006)
Tegmark, M, Eisenstein, D, Strauss, M, Weinberg, D, Blanton, M, Frieman, J, ...
We measure the large-scale real-space power spectrum P(k) using luminous red galaxies (LRGs) in the Sloan Digital Sky Survey (SDSS) and use this measurement to sharpen constraints on cosmological...
The Nature of Interstellar Gas toward the Pleiades Revealed in Absorption Lines (2006)
Ritchey, A. M., Martinez, M., Pan, K., Federman, S. R., Lambert, D. L.
We present high-resolution, high signal to noise absorption-line observations of CN, Ca II, Ca I, CH^+, and CH along twenty lines of sight toward members of the Pleiades. The acquired data enable the...
An Orphan in the "Field of Streams" (2006)
Belokurov, V., Evans, N. W., Irwin, M. J., Lynden-Bell, D., Yanny, B., Vidrih, S., ...
We use Sloan Digital Sky Survey Data Release 5 photometry and spectroscopy to study a tidal stream that extends over 50 degrees in the North Galactic Cap. From the analysis of the path of the stream...
MOLECULAR INTERSTELLAR ABSORPTION TOWARD THE PLEIADES STAR CLUSTER (2006)
Ritchey, A. M., Federman, S. R., Martinez, M., Pan, K., Lambert, D. L.
Author Institution: Department of Physics and Astronomy, University of Toledo, Toledo, OH 43606; Department of Aeronautical and Astronautical Engineering, University of Washington, Seattle, WA 98195;...
Pan, K., Federman, S. R., Sheffer, Y.
To complement the optical absorption-line survey of diffuse molecular gas in Paper I, we obtained and analyzed far ultraviolet H$_2$ and CO data on lines of sight toward stars in Cep OB2 and Cep OB3....
THE STRUCTURE OF DIFFUSE MOLECULAR GAS IN STAR-FORMING $REGIONS^{a}$ (2004)
Federman, S. R., Pan, K., Sheffer, Y.
$^{a}$This research was supported by from NASA and the Space Telescope Science Institute. $^{b}$Currently at Bowling Green State University.
Pan, K., Federman, S. R., Cunha, K., Smith, V. V., Welty, D. E.
We present high-resolution optical spectra (at ~0.6--1.8 km s-1) of interstellar CN, CH, CH^+, \ion{Ca}{1}, \ion{K}{1}, and \ion{Ca}{2} absorption toward 29 lines of sight in three star-forming...
Small scale structure in molecular gas from multi-epoch observations of HD 34078 (2003)
Rollinde, E., Boisse, P., Federman, S. R., Pan, K.
We present spectroscopic observations of the runaway reddened star HD 34078 acquired during the last three years at Observatoire de Haute Provence and McDonald Observatory as well as other spectra...
Density Variations over Subparsec Scales in Diffuse Molecular Gas (2001)
Pan, K., Federman, S. R., Welty, D. E.
We present high-resolution observations of interstellar CN, CH, CH^{+}, \ion{Ca}{1}, and \ion{Ca}{2} absorption lines toward the multiple star systems HD206267 and HD217035. Substantial variations in...
Knauth, David C., Federman, S. R., Pan, K., Yan, M., Lambert, David L.
High resolution optical spectra of HD 37903 and HD 147009, which illuminate the reflection nebulae, NGC 2023 and vdB 102, were obtained for comparison with our results for HD 200775 and NGC 7023....
Jacobi-Sobolev-Type Orthogonal Polynomials: Second Order Differential Equation And Zeros. (1999)
We obtain an explicit expression for the Sobolev-type orthogonal polynomials Qn (x) associated with the inner product ! p; q ?= Z 1 Gamma1 p(x)q(x)ae(x)dx +A 1 p(1)q(1) +B 1 p(Gamma1)q(Gamma1) +A 2 p...