Benedict, G. Fritz, McArthur, Barbara E., Napiwotzki, Ralf, Harrison, Thomas E., Harris, Hugh C., Nelan, Edmund, ...
We present absolute parallaxes and relative proper motions for the central stars of the planetary nebulae NGC 6853 (The Dumbbell), NGC 7293 (The Helix), Abell 31, and DeHt 5. This paper details our...
A Nearby Old Halo White Dwarf Candidate from the Sloan Digital Sky Survey (2008)
Hall, Patrick B., Kowalski, Piotr M., Harris, Hugh C., Awal, Akshay, Leggett, S. K., Kilic, Mukremin, ...
We report the discovery of a nearby, old, halo white dwarf candidate from the Sloan Digital Sky Survey. SDSS J110217.48+411315.4 has a proper motion of 1.75 arcsec/year and redder optical colors than...
Piatek, Slawomir, Pryor, Carlton, Bristow, Paul, Olszewski, Edward W., Harris, Hugh C., Mateo, Mario, ...
The measured proper motion of Fornax, expressed in the equatorial coordinate system, is $(\mu_{\alpha},\mu_{\delta})=(47.6\pm 4.6,-36.0\pm 4.1)$ mas century$^{-1}$. This proper motion is a weighted...
Trigonometric Parallaxes of Central Stars of Planetary Nebulae (2006)
Harris, Hugh C., Dahn, Conard C., Canzian, Blaise, Guetter, Harry H., Leggett, S. K., Levine, Stephen E., ...
Trigonometric parallaxes of 16 nearby planetary nebulae are presented, including reduced errors for seven objects with previous initial results and results for six new objects. The median error in...
Eisenstein, Daniel J., Liebert, James, Harris, Hugh C., Kleinmann, S. J., Nitta, Atsuko, Silvestri, Nicole, ...
We present a catalog of 9316 spectroscopically confirmed white dwarfs from the Sloan Digital Sky Survey Data Release 4. We have selected the stars through photometric cuts and spectroscopic modeling,...
Collinge, Matthew J., Strauss, Michael A., Hall, Patrick B., Ivezić, Zeljko, Munn, Jeffrey A., Schlegel, David J., ...
The White Dwarf Luminosity Function from SDSS Imaging Data (2005)
Harris, Hugh C., Munn, Jeffrey A., Kilic, Mukremin, Liebert, James, Williams, Kurtis A., Von Hippel, Ted, ...
A sample of white dwarfs is selected from SDSS DR3 imaging data using their reduced proper motions, based on improved proper motions from SDSS plus USNO-B combined data. Numerous SDSS and followup...
A Search for PNe in Nearby Galaxies with SDSS Imaging Data (2005)
Kniazev, Alexei Y., Grebel, Eva K., Zucker, Daniel B., Bell, Eric F., Rix, Hans-Walter, Martinez-Delgado, David, ...
We present the latest results from our project to search for new planetary nebulae in nearby galaxies using Sloan Digital Sky Survey (SDSS) imaging data. Our method is based on photometric criteria...
Magnetic White Dwarfs from the SDSS II. The Second and Third Data Releases (2005)
Vanlandingham, Karen M., Schmidt, Gary D., Eisenstein, Daniel J., Harris, Hugh C., Anderson, Scott F., Hall, Pat B., ...
Fifty-two magnetic white dwarfs have been identified in spectroscopic observations from the Sloan Digital Sky Survey (SDSS) obtained between mid-2002 and the end of 2004, including Data Releases 2...
Cool White Dwarfs in the Sloan Digital Sky Survey (2005)
Kilic, Mukremin, Munn, Jeffrey A., Harris, Hugh C., Liebert, James, Von Hippel, Ted, Williams, Kurtis A., ...
A reduced proper motion diagram utilizing Sloan Digital Sky Survey (SDSS) photometry and astrometry and USNO-B plate astrometry is used to separate cool white dwarf candidates from metal-weak,...
The third data release of the sloan digital sky survey (2005)
Abazajian, Kevork, Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...
The Third Data Release of the Sloan Digital Sky Survey (2005)
Abazajian, Kevork, Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...
Optically identified BL lacertae objects from the sloan digital sky survey (2005)
Collinge, Matthew J., Strauss, Michael A., Hall, Patrick B., Ivezić, Zeljko, Munn, Jeffrey A., Schlegel, David J., ...
The Third Data Release of the Sloan Digital Sky Survey (2005)
Abazajian, Kevork, Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...
This paper describes the Third Data Release of the Sloan Digital Sky Survey (SDSS). This release, containing data taken up through 2003 June, includes imaging data in five bands over 5282 deg2,...
The third data release of the Sloan Digital Sky Survey (2005)
Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...
This paper describes the Third Data Release of the Sloan Digital Sky Survey (SDSS). This release, containing data taken up through 2003 June, includes imaging data in five bands over 5282 deg²,...
The third data release of the Sloan Digital Sky Survey (2005)
Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...
This paper describes the Third Data Release of the Sloan Digital Sky Survey (SDSS). This release, containing data taken up through 2003 June, includes imaging data in five bands over 5282 deg²,...
The third data release of the Sloan Digital Sky Survey (2005)
Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...
This paper describes the Third Data Release of the Sloan Digital Sky Survey (SDSS). This release, containing data taken up through 2003 June, includes imaging data in five bands over 5282 deg²,...
Optically identified BL Lacertae objects from the Sloan Digital Sky Survey (2004)
Collinge, Matthew J., Strauss, Michael A., Hall, Patrick B., Ivezic, Zeljko, Munn, Jeffrey A., Schlegel, David J., ...
We present a sample of 386 BL Lacertae (BL Lac) candidates identified from 2860 deg^2 of the Sloan Digital Sky Survey (SDSS) spectroscopic database. The candidates are primarily selected to have...
Efficient Photometric Selection of Quasars from the Sloan Digital Sky Survey: 100,000 z (2004)
Richards, Gordon T., Nichol, Robert C., Gray, Alexander G., Brunner, Robert J., Lupton, Robert H., Berk, Daniel E. Vanden, ...
We present a catalog of 100,563 unresolved, UV-excess (UVX) quasar candidates to g=21 from 2099 deg^2 of the Sloan Digital Sky Survey (SDSS) Data Release One (DR1) imaging data. Existing spectra of...
Discovery of New Ultracool White Dwarfs in the Sloan Digital Sky Survey (2004)
Gates, Evalyn, Gyuk, Geza, Harris, Hugh C., Subbarao, Mark, Anderson, Scott, Kleinman, S. J., ...
We report the discovery of five very cool white dwarfs in the Sloan Digital Sky Survey (SDSS). Four are ultracool, exhibiting strong collision induced absorption (CIA) from molecular hydrogen and are...
West, Andrew A., Hawley, Suzanne L., Walkowicz, Lucianne M., Covey, Kevin R., Silvestri, Nicole M., Raymond, Sean N., ...
We present a spectroscopic analysis of nearly 8000 late-type dwarfs in the Sloan Digital Sky Survey. Using the Halpha emission line as an activity indicator, we investigate the fraction of active...
Kleinman, S. J., Harris, Hugh C., Eisenstein, Daniel J., Liebert, James, Nitta, Atsuko, Krzesiński, Jurek, ...
We present the full spectroscopic white dwarf and hot subdwarf sample from the SDSS first data release, DR1. We find 2551 white dwarf stars of various types, 240 hot subdwarf stars, and an additional...
Downes, Ronald A., Margon, Bruce, Anderson, Scott F., Harris, Hugh C., Knapp, G. R., Schroeder, Josh, ...
A search of more than 3,000 square degrees of high latitude sky by the Sloan Digital Sky Survey has yielded 251 faint high-latitude carbon stars (FHLCs), the large majority previously uncataloged. We...
Optically identified BL Lacs from SDSS (2004)
Collinge, Matthew J., Strauss, Michael A., Hall, Patrick B., Ivezić, Zeljiko, Zakamska, Nadia L., Richards, Gordon T., ...
The Second Data Release of the Sloan Digital sky survey (2004)
Abazajian, Kevork, Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...
The Second Data Release of the Sloan Digital sky survey (2004)
Abazajian, Kevork, Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...
The second data release of the Sloan Digital Sky Survey (2004)
Abazajian, Kevork, Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Kurt, Anderson, Scott F., ...
The Sloan Digital Sky Survey (SDSS) has validated and made publicly available its Second Data Release. This data release consists of 3324 deg2 of five-band (ugriz) imaging data with photometry for...
The second data release of the Sloan Digital Sky Survey (2004)
Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...
The Sloan Digital Sky Survey (SDSS) has validated and made publicly available its Second Data Release. This data release consists of 3324 deg(2) of five-band (ugriz) imaging data with photometry for...
The second data release of the Sloan Digital Sky Survey (2004)
Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...
The Sloan Digital Sky Survey (SDSS) has validated and made publicly available its Second Data Release. This data release consists of 3324 deg(2) of five-band (ugriz) imaging data with photometry for...
The first data release of the sloan digital sky survey (2003)
Abazajian, Kevork, Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Scott F., Annis, James, ...
The first data release of the sloan digital sky survey (2003)
Abazajian, Kevork, Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Scott F., Annis, James, ...
The first data release of the Sloan Digital Sky Survey (2003)
Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Scott F., Annis, James, ...
The Sloan Digital Sky Survey (SDSS) has validated and made publicly available its First Data Release. This consists of 2099 deg2 of five-band (u, g, r, i, z) imaging data, 186,240 spectra of...
AN IMPROVED PROPER-MOTION CATALOG COMBINING USNO-B AND THE SLOAN DIGITAL SKY SURVEY (2003)
Jeffrey A. Munn, David G. Monet, Stephen E. Levine, Blaise Canzian, Jeffrey R. Pier, Hugh C. Harris, ...
An improved proper-motion catalog is presented, combining the USNO-B and Sloan Digital Sky Survey (SDSS) catalogs in the area of sky covered by SDSS Data Release 1 (DR1; 2099 deg 2). USNO-B positions...
The first data release of the Sloan Digital Sky Survey (2003)
Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Scott F., Annis, James, ...
The Sloan Digital Sky Survey (SDSS) has validated and made publicly available its First Data Release. This consists of 2099 deg2 of five-band (u, g, r, i, z) imaging data, 186,240 spectra of...
Margon, Bruce, Anderson, Scott F., Harris, Hugh C., Strauss, Michael A., Knapp, G. R., Fan, Xiaohui, ...
We report the discovery of 39 Faint High Latitude Carbon Stars (FHLCs) from Sloan Digital Sky Survey commissioning data. The objects, each selected photometrically and verified spectroscopically,...
Evidence for Cloud Disruption in the L/T Dwarf Transition (2002)
Burgasser, Adam J., Marley, Mark S., Ackerman, Andrew S., Saumon, Didier, Lodders, Katharina, Dahn, Conard C., ...
Clouds of metal-bearing condensates play a critical role in shaping the emergent spectral energy distributions of the coolest classes of low-mass stars and brown dwarfs, L and T dwarfs. Because...
Sloan Digital Sky Survey: early data release (2002)
Stoughton, Chris, Lupton, Robert H., Bernardi, Mariangela, Blanton, Michael R., Burles, Scott M., Castander, Francisco 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 ≈ 106 galaxies,...
Sloan Digital Sky Survey: early data release (2002)
Stoughton, Chris, Lupton, Robert H., Bernardi, Mariangela, Blanton, Michael R., Burles, Scott M., Castander, Francisco 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 ≈ 106 galaxies,...
A Survey for Faint Stars of Large Proper Motion Using Extra Poss II Plates (2000)
Monet, David G., Fisher, Matthew D., Liebert, James, Canzian, Blaise, Harris, Hugh C., Reid, I. Neill
We have conducted a search for new stars of high proper motion ($\geq$0.4 arcsec yr$^{-1}$) using POSS II fields for which an extra IIIaF (red) plate of good quality exists, along with useable IIIaJ...
Optically Identified BL Lacertae Objects From the Sloan Digital Sky Survey (1998)
Collinge, Matthew J., Strauss, Michael A., Hall, Patrick B., Ivezic, Zeljko, Munn, Jeffrey A., Schlegel, David J., ...
We present a sample of 386 BL Lacertae candidates identified from 2860 deg(exp 2) of the Sloan Digital Sky Survey (SDSS) spectroscopic database. The candidates are primarily selected to have...
Piatek, Slawomir, Pryor, Carlton, Bristow, Paul, Olszewski, Edward W., Harris, Hugh C., Mateo, Mario, ...
This article presents a measurement of the proper motion of the Ursa Minor dwarf spheroidal galaxy determined from images taken with the Hubble Space Telescope in two distinct fields. Each field...
The White Dwarf Luminosity Function from Sloan Digital Sky Survey Imaging Data (1998)
Harris, Hugh C., Munn, Jeffrey A., Kilic, Mukremin, Liebert, James, Kleinman, S. J., Metcalfe, T. S., ...
A sample of white dwarfs is selected from the Sloan Digital Sky Survey (SDSS) Data Release 3 using their reduced proper motions, based on improved proper motions from combined SDSS and USNO-B data....
THE BINARY CEPHEID DL CAS AND THE OPEN CLUSTER NGC 129 (1987)
Harris, Hugh C., Welch, Douglas L., Kraft, Robert P., Schmidt, Edward G.
The Cepheid DL Cas and the nonvariable supergiant Star A are confirmed as members of NGC 129, and both are found to be spectroscopic binaries with orbital periods of a few years. Periods and orbits...