Debris Disks in the Upper Scorpius OB Association (2009)
Carpenter, John M., Mamajek, Eric E., Hillenbrand , Lynne A., Meyer, Michael R.
We present MIPS 24 μm and 70 μm photometry for 205 members of the Upper Scorpius OB Association. These data are combined with published MIPS photometry for 15 additional association members to...
The Coevality of Young Binary Systems (2009)
Kraus, Adam L., Hillenbrand, Lynne A.
Multiple star systems are commonly assumed to form coevally; they thus provide the anchor for most calibrations of stellar evolutionary models. In this paper, we study the binary population of the...
Unusually Wide Binaries: Are They Wide or Unusual? (2009)
Kraus, Adam L., Hillenbrand, Lynne A.
We describe an astrometric and spectroscopic campaign to confirm the youth and association of a complete sample of candidate wide companions in Taurus and Upper Sco. Our survey found 15 new binary...
Debris Disks in the Upper Scorpius OB Association (2009)
Carpenter, John M., Mamajek, Eric E., Hillenbrand, Lynne A., Meyer, Michael R.
We present MIPS 24um and 70um photometry for 205 members of the Upper Scorpius OB Association. These data are combined with published MIPS photometry for 15 additional association members to assess...
The Coevality of Young Binary Systems (2009)
Kraus, Adam L., Hillenbrand, Lynne A.
Multiple star systems are commonly assumed to form coevally; they thus provide the anchor for most calibrations of stellar evolutionary models. In this paper we study the binary population of the...
Unusually Wide Binaries: Are They Wide or Unusual? (2009)
Kraus, Adam L., Hillenbrand, Lynne A.
We describe an astrometric and spectroscopic campaign to confirm the youth and association of a complete sample of candidate wide companions in Taurus and Upper Sco. Our survey found fifteen new...
A Multi-Color Optical Survey of the Orion Nebula Cluster. Part I: the Catalog (2009)
Da Rio, Nicola, Robberto, Massimo, Soderblom, David R., Panagia, Nino, Hillenbrand, Lynne A., Palla, Francesco, ...
We present U, B, V, I broad-band, 6200A TiO medium-band and Halpha photometry of the Orion Nebula Cluster obtained with the WFI imager at the ESO/MPI 2.2 telescope. The nearly-simultaneous...
Carpenter, John M., Bouwman, Jeroen, Mamajek, Eric E., Meyer, Michael R., Hillenbrand, Lynne A., Backman, Dana E., ...
We present Spitzer photometric (IRAC and MIPS) and spectroscopic (IRS low resolution) observations for 314 stars in the Formation and Evolution of Planetary Systems Legacy program. These data are...
Metchev, Stanimir A., Hillenbrand, Lynne A.
We present results from an adaptive optics survey for substellar and stellar companions to Sun-like stars. The survey targeted 266 F5-K5 stars in the 3 Myr-3 Gyr age range with distances of 10-190...
Measuring tiny mass accretion rates onto young brown dwarfs (2009)
Herczeg, Gregory J., Cruz, Kelle L., Hillenbrand, Lynne A.
We present low-resolution Keck I/LRIS spectra spanning from 3200-9000 A of nine young brown dwarfs and three low-mass stars in the TW Hya Association and in Upper Sco. The optical spectral types of...
Kirkpatrick, J. Davy, Cruz, Kelle L., Barman, Travis S., Burgasser, Adam J., Looper, Dagny L., Tinney, C. G., ...
Using a large sample of optical spectra of late-type dwarfs, we identify a subset of late-M through L field dwarfs that, because of the presence of low-gravity features in their spectra, are believed...
Age-Related Observations of Low Mass Pre-Main and Young Main Sequence Stars (Invited Review) (2008)
This overview summarizes the age dating methods available for young sub-solar mass stars. Pre-main sequence age diagnostics include the Hertzsprung-Russell (HR) diagram, spectroscopic surface gravity...
A Large-Area Search for Low-Mass Objects in Upper Scorpius. II. Age and Mass Distributions (2008)
Slesnick, Catherine L., Hillenbrand, Lynne A., Carpenter, John M.
We present continued results from a wide-field, ~150deg^2, optical photometric and spectroscopic survey of the northern part of the ~5 Myr old Upper Scorpius OB association. Photometry and spectral...
Improved Age Estimation for Solar-Type Dwarfs Using Activity-Rotation Diagnostics (2008)
Mamajek, Eric E., Hillenbrand, Lynne A.
While the strong anticorrelation between chromospheric activity and age has led to the common use of the Ca II H and K emission index (R'_(HK) = L_(HK)/L_(bol)) as an empirical age estimator for...
Spatial distributions of young stars (2008)
Kraus, Adam L., Hillenbrand, Lynne A.
We analyze the spatial distribution of young stars in Taurus-Auriga and Upper Sco, as determined from the two-point correlation function (i.e., the mean surface density of neighbors). The...
Carpenter, John M., Bouwman, Jeroen, Mamajek, Eric E., Meyer, Michael R., Hillenbrand, Lynne A., Backman, Dana E., ...
We present Spitzer photometric (IRAC and MIPS) and spectroscopic (IRS low resolution) observations for 314 stars in the Formation and Evolution of Planetary Systems (FEPS) Legacy program. These data...
A Large-Area Search for Low-Mass Objects in Upper Scorpius II: Age and Mass Distributions (2008)
Slesnick, Catherine L., Hillenbrand, Lynne A., Carpenter, John M.
We present continued results from a wide-field, ~150 deg^2, optical photometric and spectroscopic survey of the northern part of the ~5 Myr-old Upper Scorpius OB Association. Photometry and spectral...
Spatial Distributions of Young Stars (2008)
Kraus, Adam L., Hillenbrand, Lynne A.
We analyze the spatial distributions of young stars in Taurus-Auriga and Upper Sco as determined from the two-point correlation function (i.e. the mean surface density of neighbors). The...
Kirkpatrick, J. Davy, Cruz, Kelle L., Barman, Travis S., Burgasser, Adam J., Looper, Dagny L., Tinney, C. G., ...
Using a large sample of optical spectra of late-type dwarfs, we identify a subset of late-M through L field dwarfs that, because of the presence of low-gravity features in their spectra, are believed...
Disk-dispersal and planet-formation timescales (2008)
Well before the existence of exo-solar systems was confirmed, it was accepted knowledge that most—if not all—stars possess circumstellar material during the first one-to-several million years of...
Improved Age Estimation for Solar-Type Dwarfs Using Activity-Rotation Diagnostics (2008)
Mamajek, Eric E., Hillenbrand, Lynne A.
While the strong anti-correlation between chromospheric activity and age has led to the common use of the Ca II H & K emission index (R'_HK = L_HK/L_bol) as an empirical age estimator for solar type...
UV excess measures of accretion onto young very low mass stars and brown dwarfs (2008)
Herczeg, Gregory J., Hillenbrand, Lynne A.
Low-resolution spectra from 3000 to 9000 Å of young low-mass stars and brown dwarfs were obtained with LRIS on Keck I. The excess UV and optical emission arising in the Balmer and Paschen continua...
Disk Dispersal and Planet Formation Time Scales (2008)
Well before the existence of exo-solar systems was confirmed, it was accepted knowledge that most -- if not all -- stars possess circumstellar material during the first one-to-several million years...
Hillenbrand, Lynne A., Carpenter, John M., Kim, Jinyoung Serena, Meyer, Michael R., Backman, Dana E., Moro-Martín, Amaya, ...
We report detection of cool dust surrounding solar-type stars from observations performed as part of the Spitzer Legacy Science Program FEPS. From a sample of 328 stars having ages ~0.003-3 Gyr we...
UV excess measures of accretion onto young very low-mass stars and brown dwarfs (2008)
Herczeg, Gregory J., Hillenbrand, Lynne A.
Low-resolution spectra from 3000-9000 AA of young low-mass stars and brown dwarfs were obtained with LRIS on Keck I. The excess UV and optical emission arising in the Balmer and Paschen continua...
Hillenbrand, Lynne A., Carpenter, John M., Kim, Jinyoung Serena, Meyer, Michael R., Backman, Dana E., Moro-Martín, Amaya, ...
We report detection of cool dust surrounding solar-type stars from observations performed as part of the Spitzer Legacy Science Program FEPS. From a sample of 328 stars having ages ~0.003-3 Gyr we...
Hillenbrand, Lynne A., Carpenter, John M., Kim, Jinyoung Serena, Meyer, Michael R., Backman, Dana E., Moro-Martin, Amaya, ...
(abbreviated) We report detection with the Spitzer Space Telescope of cool dust surrounding solar type stars. The observations were performed as part of the Legacy Science Program, ``Formation and...
The moth : an unusual circumstellar structure associated with HD 61005 (2007)
Hines, Dean C., Schneider, Glenn, Hollenbach, David, Mamajek, Eric E., Hillenbrand, Lynne A., Metchev, Stanimir A., ...
We present the discovery of an unusual spatially resolved circumstellar structure associated with the ≈90 Myr, nearby, G dwarf star HD 61005. Observations from the FEPS Spitzer Legacy Science...
High-resolution spectroscopy of [Ne II] emission from TW Hydrae (2007)
Herczeg, Gregory J., Najita, Joan R., Hillenbrand, Lynne A., Pascucci, Ilaria
We present high-resolution echelle spectra of [Ne II] 12.81 μm emission from the classical T Tauri star (CTTS) TW Hya, obtained with MICHELLE on Gemini North. The line is centered at the stellar...
The Stellar Populations of Praesepe and Coma Berenices (2007)
Kraus, Adam L., Hillenbrand, Lynne A.
We present the results of a stellar membership survey of the nearby open clusters Praesepe and Coma Berenices. We have combined archival survey data from the SDSS, 2MASS, USNOB1.0, and UCAC-2.0...
TrES-4: A Transiting Hot Jupiter of Very Low Density (2007)
Mandushev, Georgi, O'Donovan, Francis T., Charbonneau, David, Torres, Guillermo, Latham, David W., Bakos, Gáspár Á., ...
We report the discovery of TrES-4, a hot Jupiter that transits the star GSC 02620-00648 every 3.55 days. From high-resolution spectroscopy of the star we estimate a stellar effective temperature of...
High-resolution Spectroscopy of [Ne II] Emission from TW Hya (2007)
Herczeg, Gregory J., Najita, Joan, Hillenbrand, Lynne A., Pascucci, Ilaria
We present high-resolution echelle spectra of [Ne II] 12.81 micron emission from the classical T Tauri star (CTTS) TW Hya obtained with MICHELLE on Gemini North. The line is centered at the stellar...
The dust, planetesimals and planets of HD 38529 (2007)
Moro-Martin, Amaya, Malhotra, Renu, Carpenter, John M., Hillenbrand, Lynne A., Wolf, Sebastian, Meyer, Michael R., ...
HD 38529 is a post-main sequence G8III/IV star (3.5 Gyr old) with a planetary system consisting of at least two planets having Msin(i) of 0.8 MJup and 12.2 MJup, semimajor axes of 0.13 AU and 3.74...
High-Dispersion Optical Spectra of Nearby Stars Younger Than the Sun (2007)
White, Russel J., Gabor, Jared M., Hillenbrand, Lynne A.
We present high-dispersion (R ~ 16,000) optical (3900-8700 Å) spectra of 390 stars obtained with the Palomar 60 inch telescope. The majority of stars observed are part of the Spitzer Legacy Science...
TrES-3: A Nearby, Massive, Transiting Hot Jupiter in a 31-Hour Orbit (2007)
O'Donovan, Francis T., Charbonneau, David, Bakos, Gáspár Á., Mandushev, Georgi, Dunham, Edward W., Brown, Timothy M., ...
We describe the discovery of a massive transiting hot Jupiter with a very short orbital period (1.30619 d), which we name TrES-3. From spectroscopy of the host star GSC 03089-00929, we measure T_eff...
USco1606-1935: An Unusually Wide Low-Mass Triple System? (2007)
Kraus, Adam L., Hillenbrand, Lynne A.
We present photometric, astrometric, and spectroscopic observations of USco160611.9-193532 AB, a candidate ultrawide (~1600 AU), low-mass (M_tot~0.4 M_sun) multiple system in the nearby OB...
Hillenbrand, Lynne A., Bauermeister, Amber, White, Russel J.
Pre-main sequence evolutionary theory is not well-calibrated to observations. With care, the observed quantities can be converted into effective temperature and luminosity (i.e. the...
Kraus, Adam L., Hillenbrand, Lynne A.
We present the results of a search for wide binary systems among 783 members of three nearby young associations: Taurus-Auriga, Chamaeleon I, and two subgroups of Upper Scorpius. Near-infrared (JHK)...
Meyer, Michael R., Hillenbrand, Lynne A., Backman, Dana, Beckwith, Steve, Bouwman, Jeroen, Brooke, Tim, ...
We provide an overview of the Spitzer Legacy Program ``Formation and Evolution of Planetary Systems" (FEPS) which was proposed in 2000, begun in 2001, and executed aboard the Spitzer Space Telescope...
The dust, planetesimals, and planets of HD 38529 (2007)
Moro-Martín, Amaya, Malhotra, Renu, Carpenter, John M., Hillenbrand, Lynne A., Wolf, Sebastian, Meyer, Michael R., ...
HD 38529 is a post-main-sequence G8 III/IV star (3.5 Gyr old) with a planetary system consisting of at least two planets having Msini of 0.8 and 12.2 MJup, semimajor axes of 0.13 and 3.74 AU, and...
Are debris disks and massive planets correlated? (2007)
Moro-Martín, Amaya, Carpenter, John M., Meyer, Michael R., Hillenbrand, Lynne A., Malhotra, Renu, Hollenbach, David, ...
Using data from the Spitzer Space Telescope Legacy Science Program Formation and Evolution of Planetary Systems (FEPS), we have searched for debris disks around nine FGK stars (2-10 Gyr), known from...
The moth: an unusual circumstellar structure associated with HD 61005 (2007)
Hines, Dean C., Schneider, Glenn, Hollenbach, David, Mamajek, Eric E., Hillenbrand, Lynne A., Metchev, Stanimir A., ...
We present the discovery of an unusual spatially resolved circumstellar structure associated with the ~90 Myr, nearby, G dwarf star HD 61005. Observations from the FEPS Spitzer Legacy Science survey...
Are Debris Disks and Massive Planets Correlated? (2006)
Moro-Martín, Amaya, Carpenter, John M., Meyer, Michael R., Hillenbrand, Lynne A., Malhotra, Renu, Hollenbach, David, ...
Using data from the Spitzer Space Telescope Legacy Science Program ``Formation and Evolution of Planetary Systems'' (FEPS), we have searched for debris disks around 9 FGK stars (2-10 Gyr), known from...
Carpenter, John M., Mamajek, Eric E., Hillenbrand, Lynne A., Meyer, Michael R.
We present 4.5, 8, and 16um photometry from the Spitzer Space Telescope for 204 stars in the Upper Scorpius OB Association. The data are used to investigate the frequency and properties of...
TrES-2: The First Transiting Planet in the Kepler Field (2006)
O'Donovan, Francis T., Charbonneau, David, Mandushev, Georgi, Dunham, Edward W., Latham, David W., Torres, Guillermo, ...
We announce the discovery of the second transiting hot Jupiter discovered by the Trans-atlantic Exoplanet Survey. The planet, which we dub TrES-2, orbits the nearby star GSC 03549-02811 every 2.47063...
A Distributed Population of Low Mass Pre-Main Sequence Stars near the Taurus Molecular Clouds (2006)
Slesnick, Catherine L., Carpenter, John M., Hillenbrand, Lynne A., Mamajek, Eric E.
We present a drift scan survey covering a ~5 deg by 50 deg region toward the southern portion of the Taurus-Auriga molecular cloud. Data taken in the B,R,I filters with the Quest-2 camera on the...
HD 203030B: an Unusually Cool Young Sub-Stellar Companion near the L/T Transition (2006)
Metchev, Stanimir A., Hillenbrand, Lynne A.
We present the discovery of a brown-dwarf companion to the 130-400 Myr-old G8 V star HD 203030. Separated by 11.9" (487 AU in projection) from its host star, HD 203030B has an estimated mass of 0.023...
Hines, Dean C., Backman, Dana E., Bouwman, Jeroen, Hillenbrand, Lynne A., Carpenter, John M., Meyer, Michael R., ...
We report the discovery of a debris system associated with the ~30 Myr old G3/5V star HD 12039 using Spitzer Space Telescope observations from 3.6-160 mum. An observed infrared excess...
Observational Constraints on Dust Disk Lifetimes: Implications for Planet Formation (2005)
(abridged) Thus far our impressions regarding the evolutionary time scales for young circumstellar disks have been based on small number statistics. Over the past decade, however, in addition to...
Formation and Evolution of Planetary Systems: Cold Outer Disks Associated with Sun-like stars (2005)
Kim, Jinyoung Serena, Hines, Dean C., Backman, Dana E., Hillenbrand, Lynne A., Meyer, Michael R., Rodmann, Jens, ...
We present the discovery of debris systems around three solar mass stars based upon observations performed with the Spitzer Space Telescope as part of a Legacy Science Program, ``the Formation and...
X-ray emission from young brown dwarfs in the Orion Nebula Cluster (2005)
Preibisch, Thomas, McCaughrean, Mark J., Grosso, Nicolas, Feigelson, Eric D., Flaccomio, Ettore, Getman, Konstantin, ...
We use the sensitive X-ray data from the Chandra Orion Ultradeep Project (COUP) to study the X-ray properties of 34 spectroscopically-identified brown dwarfs with near-infrared spectral types between...
Metchev, Stanimir A., Eisner, Joshua A., Hillenbrand, Lynne A., Wolf, Sebastian
We present an H-band image of the light scattered from circumstellar dust around the nearby (10 pc) young M star AU Microscopii (AU Mic, GJ 803, HD 197481), obtained with the Keck adaptive optics...
Formation and evolution of planetary systems: Cold outer disks associated with sun-like stars (2005)
Kim, Jinyoung Serena, Hines, Dean C., Backman, Dana E., Hillenbrand, Lynne A., Meyer, Michael R., Rodmann, Jens, ...
We present the discovery of debris systems around three Sun-like stars based on observations performed with the Spitzer Space Telescope as part of a Legacy Science Program, ``The Formation and...
Metchev, Stanimir, Eisner, Joshua A., Hillenbrand, Lynne A., Wolf, Sebastian
We present an H-band image of the light scattered from circumstellar dust around the nearby (10 pc) young M star AU Microscopii (AU Mic, GJ 803, HD 197481), obtained with the Keck adaptive optics...
Metchev, Stanimir A., Hillenbrand, Lynne A.
We present first results from the Palomar Adaptive Optics Survey of Young Stars conducted at the Hale 5 m telescope. Through direct imaging we have discovered a brown dwarf and two low-mass stellar...
The Spectroscopically Determined Substellar Mass Function of the Orion Nebula Cluster (2004)
Slesnick, Catherine L., Hillenbrand, Lynne A., Carpenter, John M.
We present a spectroscopic study of candidate brown dwarf members of the Orion Nebula Cluster (ONC). We obtained new J- and/or K-band spectra of ~100 objects within the ONC which are expected to be...
The Mass Function of Newly Formed Stars (Review) (2003)
The topic of the stellar "original mass function" has a nearly 50 year history,dating to the publication in 1955 of Salpeter's seminal paper. In this review I discuss the many more recent results...
This presentation summarizes how some of the most pressing questions in the field of star and planet formation can be addressed by high angular resolution optical/infrared capabilities, and how many...
An Assessment of Dynamical Mass Constraints on Pre-Main Sequence Evolutionary Tracks (2003)
Hillenbrand, Lynne A., White, Russel J.
[abridged] We have assembled a database of stars having both masses determined from measured orbital dynamics and sufficient spectral and photometric information for their placement on a theoretical...
Detection of cool dust around the G2V star HD 107146 (2003)
Williams, Jonathan P., Najita, Joan, Liu, Michael C., Bottinelli, Sandrine, Carpenter, John M., Hillenbrand, Lynne A., ...
We report the detection of dust emission at sub-millimeter wavelengths from HD 107146, a G2V star with an age estimated to lie between 80 and 200 Myr. The emission is resolved at 450um with a size...
Ten-Micron Observations of Nearby Young Stars (2003)
Metchev, Stanimir A., Hillenbrand, Lynne A., Meyer, Michael R.
(abridged) We present new 10-micron photometry of 21 nearby young stars obtained at the Palomar 5-meter and at the Keck I 10-meter telescopes as part of a program to search for dust in the habitable...
Feigelson, Eric D., Gaffney III, James A., Garmire, Gordon, Hillenbrand, Lynne A., Townsley, Leisa
A recent Chandra/ACIS observation of the Orion Nebula Cluster detected 1075 sources (Feigelson et al. 2002), providing a uniquely large and well-defined sample to study the dependence of magnetic...
Young Circumstellar Disks and Their Evolution: A Review (2002)
A detailed understanding of the physics of star and planet formation requires study of individual objects as well as statistical assessment of global properties and evolutionary trends. Observational...
The Star Formation History and Mass Function of the Double Cluster h and Chi Persei (2002)
Slesnick, Catherine L., Hillenbrand, Lynne A., Massey, Philip
The h and Chi Per "double cluster" is examined using wide-field (0.98 deg x 0.98 deg) CCD UBV imaging supplemented by optical spectra of several hundred of the brightest stars. Restricting our...
Near-Infrared Photometric Variability of Stars Toward the Chamaeleon I Molecular Cloud (2002)
Carpenter, John M., Hillenbrand, Lynne A., Skrutskie, M. F., Meyer, Michael R.
We present the results of a J, H, and K_s photometric monitoring campaign of a 0.72 x 6 sq deg. area centered on the Chamaeleon I star forming region. Data were obtained on 15 separate nights over a...
Hillenbrand, Lynne A., Foster, Jonathan B., Persson, S. E., Matthews, K.
We define and characterize a photometric bandpass (called "Y") that is centered at 1.035 um, in between the traditionally classified ``optical'' and ``infrared'' spectral regimes. We present Y...
X-ray emitting young stars in the Orion Nebula (2002)
Feigelson, Eric D., Broos, Patrick, Gaffney III, James A., Garmire, Gordon, Hillenbrand, Lynne A., Pravdo, Steven H., ...
The Orion Nebula Cluster and the molecular cloud in its vicinity have been observed with the ACIS-I detector on board the Chandra X-ray Observatory with 23 hours exposure. We detect 1075 X-ray...
Near-Infrared Photometric Variability of Stars Toward the Orion A Molecular Cloud (2001)
Carpenter, John M., Hillenbrand, Lynne A., Skrutskie, M. F.
We present an analysis of J, H, and K time series photometry obtained with the southern 2MASS telescope over a 0.84 x 6 deg^2 region centered near the Orion Nebula Cluster. These data are used to...
The Orion Star-Forming Region (2000)
Hillenbrand, Lynne A., Carpenter, John M., Feigelson, Eric D.
General properties of the Orion star-forming region are discussed, with a focus on the dense Orion Nebula Cluster (ONC). This cluster contains between 2500 and 4500 objects located within a few...
Periodic Photometric Variability in the Becklin-Neugebauer Object (2000)
Hillenbrand, Lynne A., Carpenter, John M., Skrutskie, M. F.
The Becklin-Neugebauer (BN) object in the Orion Nebula Cluster (ONC) is a well-studied optically invisible, infrared-bright young stellar object, thought to be an intermediate-mass protostar. We...
Chandra X-ray Observatory Study of the Orion Nebula Cluster and BN/KL Region (2000)
Garmire, Gordon, Feigelson, Eric D., Broos, Patrick, Hillenbrand, Lynne A., Pravdo, Steven H., Townsley, Leisa, ...
About 1000 X-ray emitting young pre-main sequence (PMS) stars distributed in mass from 0.05 to 50 solar masses are detected in an image of the Orion Nebula obtained with the Advanced CCD Imaging...
Constraints on the Stellar/Sub-stellar Mass Function in the Inner Orion Nebula Cluster (2000)
Hillenbrand, Lynne A., Carpenter, John M.
We present the results of a 0.5-0.9" FWHM imaging survey at K (2.2 micron) and H (1.6 micron) covering 5.1' x 5.1' centered on Theta 1C Ori, the most massive star in the Orion Nebula Cluster (ONC)....
The Formation of Stellar Clusters (1999)
Clarke, Cathie J., Bonnell, Ian A., Hillenbrand, Lynne A.
We review recent work that investigates the formation of stellar clusters, ranging in scale from globular clusters through open clusters to the small scale aggregates of stars observed in T...
Meyer, Michael R., Adams, Fred C., Hillenbrand, Lynne A., Carpenter, John M., Larson, Richard B.
We summarize recent observational and theoretical progress aimed at understanding the origin of the stellar initial mass function (IMF) with specific focus on galactic star-forming regions. We...
VIRIS: A Visual-Infrared Imaging System for the Lick Observatory 1-M Telescope (1998)
Graham, James R., Hillenbrand, Lynne A., Misch, Anthony A.
We describe a system in use at the Lick Observatory 1-m Nickel telescope for near-simultaneous imaging at optical and near-infrared wavelengths. The combined availability of a CCD and a NICMOS-3...