Publications (123)
The DEEP Groth Strip Survey VI. Spectroscopic, Variability, and X-ray Detection of AGN
Vicki L. Sarajedini, David C. Koo, Andrew C. Phillips +8
Influence of Black Holes on Stellar Orbits
Karl Gebhardt
High-velocity stars in the cores of globular clusters: The illustrative case of NGC 2808
Nora Lützgendorf, Alessia Gualandris, Markus Kissler-Patig +7
The Stellar Halos of Massive Elliptical Galaxies
Jenny E. Greene, Jeremy D. Murphy, Julia M. Comerford +2
Angular Momenta, Dynamical Masses, and Mergers of Brightest Cluster Galaxies
Jimmy, Kim-Vy Tran, Sarah Brough +4
Fabry-Perot Observations of Globular Clusters III: M15
Karl Gebhardt, Carlton Pryor, T. B. Williams +2
Surface Brightness Profiles for a sample of LMC, SMC and Fornax galaxy Globular Clusters
Eva Noyola, Karl Gebhardt
Obtaining Galaxy Masses Using Stellar Absorption and [O II] Emission-Line Diagnostics in Late-Type Galaxies
Chip Kobulnicky, Karl Gebhardt
A Black Hole Mass Determination for the Compact Galaxy Mrk 1216
Jonelle L. Walsh, Remco C. E. van den Bosch, Karl Gebhardt +4
A Relationship Between Nuclear Black Hole Mass and Galaxy Velocity Dispersion
Karl Gebhardt, Ralf Bender, Gary Bower +12
Gemini/GMOS Imaging of Globular Cluster Systems in Five Early-type Galaxies
Favio R. Faifer, Juan C. Forte, Mark A. Norris +7
An Intermediate-Mass Black Hole in the Globular Cluster G1: Improved Significance from New Keck and Hubble Space Telescope Observations
Karl Gebhardt, R. Michael Rich, Luis C. Ho
Central kinematics of the globular cluster NGC 2808: Upper limit on the mass of an intermediate-mass black hole
Nora Lützgendorf, Markus Kissler-Patig, Karl Gebhardt +5
The massive dark halo of the compact, early-type galaxy NGC 1281
Akın Yıldırım, Remco van den Bosch, Glenn van de Ven +7
Hydrostatic Gas Constraints on Supermassive Black Hole Masses: Implications for Hydrostatic Equilibrium and Dynamical Modelling in a Sample of Early-Type Galaxies
Philip J. Humphrey, David A. Buote, Fabrizio Brighenti +2
The Black Hole Mass and Extreme Orbital Structure in NGC1399
Karl Gebhardt, Tod R. Lauer, Jason Pinkney +12
The Black Hole Mass and the Stellar Ring in NGC 3706
Kayhan Gültekin, Karl Gebhardt, John Kormendy +4
An Over-Massive Black Hole in the Compact Lenticular Galaxy NGC1277
Remco C. E. van den Bosch, Karl Gebhardt, Kayhan Gültekin +3
Discovery of a large number of candidate proto-clusters traced by ~15 Mpc-scale galaxy overdensities in COSMOS
Yi-Kuan Chiang, Roderik Overzier, Karl Gebhardt
A Quintet of Black Hole Mass Determinations
Kayhan Gultekin, Douglas O. Richstone, Karl Gebhardt +11
The Centers of Early-Type Galaxies with HST III: Non-Parametric Recovery of Stellar Luminosity Distributions
Karl Gebhardt, Douglas Richstone, Edward Ajhar +7
Spectroscopic Evidence for a Supermassive Black Hole in NGC 4486B
John Kormendy, Ralf Bender, John Magorrian +7
A SLUGGS and Gemini/GMOS combined study of the elliptical galaxy M60: wide-field photometry and kinematics of the globular cluster system
Vincenzo Pota, Jean P. Brodie, Terry Bridges +20
The VIRUS-P Exploration of Nearby Galaxies (VENGA): The Xco Gradient in NGC 628
Guillermo A. Blanc, Andreas Schruba, Neal J. Evans +13
Is there a black hole in NGC 4382?
Kayhan Gultekin, Douglas O. Richstone, Karl Gebhardt +5
VLT Kinematics for omega Centauri: Further Support for a Central Black Hole
Eva Noyola, Karl Gebhardt, Markus Kissler-Patig +4
The Black Hole in the Compact, High-dispersion Galaxy NGC 1271
Jonelle L. Walsh, Remco C. E. van den Bosch, Karl Gebhardt +4
HETDEX pilot survey for emission-line galaxies - I. Survey design, performance, and catalog
Joshua J. Adams, Guillermo A. Blanc, Gary J. Hill +23
The Black Hole in NGC 3379: A Comparison of Gas and Stellar Dynamical Mass Measurements with HST and Integral-Field Data
Kristen L. Shapiro, Michele Cappellari, Tim de Zeeuw +4
A re-evaluation of the central velocity-dispersion profile in NGC 6388
Nora Lützgendorf, Karl Gebhardt, Holger Baumgardt +4
The Spin of M87 as measured from the Rotation of its Globular Clusters
Markus Kissler-Patig, Karl Gebhardt
The DEEP Groth Strip Galaxy Redshift Survey. VIII. The Evolution of Luminous Field Bulges at Redshift z ~ 1
David C. Koo, Luc Simard, Christopher N. A. Willmer +11
The Spatially Resolved Star Formation Law from Integral Field Spectroscopy: VIRUS-P Observations of NGC 5194
Guillermo A. Blanc, Amanda Heiderman, Karl Gebhardt +2
Intermediate-mass black holes in globular clusters: observations and simulations
Nora Lützgendorf, Markus Kissler-Patig, Karl Gebhardt +9
Surveying Galaxy Proto-clusters in Emission: A Large-scale Structure at z=2.44 and the Outlook for HETDEX
Yi-Kuan Chiang, Roderik A. Overzier, Karl Gebhardt +12
Dust and the Infrared Kinematic Properties of Early-Type Galaxies
Julia D. Silge, Karl Gebhardt
Are There Blue, Massive E/S0s at z < 1 ?: Kinematics of Blue Spheroidal Galaxy Candidates
Myungshin Im, S. M. Faber, Karl Gebhardt +5
The M_BH - sigma relation for intermediate-mass black holes in globular clusters
Nora Lützgendorf, Markus Kissler-Patig, Nadine Neumayer +6
Addendum: "Hubble Space Telescope Evidence for an Intermediate-Mass Black Hole in the Globular Cluster M15: II. Kinematical Analysis and Dynamical Modeling"
Joris Gerssen, Roeland P. van der Marel, Karl Gebhardt +3
The Spectrally Resolved Lyman-alpha Emission of Three Lyman-alpha Selected Field Galaxies at z~2.4 from the HETDEX Pilot Survey
Taylor S. Chonis, Guillermo A. Blanc, Gary J. Hill +11
Axisymmetric Dynamical Models of the Central Regions of Galaxies
Karl Gebhardt, Douglas Richstone, Scott Tremaine +12
Gemini/GMOS Imaging of Globular Clusters in the Virgo Galaxy NGC 4649 (M60)
Duncan A. Forbes, Favio Raul Faifer, Juan Carlos Forte +6
Non-Parametric Dynamical Analysis of Globular Clusters: M15, 47~Tuc, NGC~362, and NGC~3201
Karl Gebhardt, Philippe Fischer
The slope of the black-hole mass versus velocity dispersion correlation
Scott Tremaine, Karl Gebhardt, Ralf Bender +12
The Masses of Nuclear Black Holes in Luminous Elliptical Galaxies and Implications for the Space Density of the Most Massive Black Holes
Tod R. Lauer, S. M. Faber, Douglas Richstone +11
The Dark Matter Density Profile of the Fornax Dwarf
John Jardel, Karl Gebhardt
Beyond the Brim of the Hat: Kinematics of Globular Clusters out to Large Radius in the Sombrero Galaxy
Jessica L. Dowell, Katherine L. Rhode, Terry J. Bridges +4
Galaxy Kinematics with VIRUS-P: The Dark Matter Halo of M87
Jeremy D. Murphy, Karl Gebhardt, Joshua J. Adams
The Black Hole Mass in Brightest Cluster Galaxy NGC 6086
Nicholas J. McConnell, Chung-Pei Ma, James R. Graham +4
Axisymmetric, 3-Integral Models of Galaxies: A Massive Black Hole in NGC3379
Karl Gebhardt, Douglas Richstone, John Kormendy +8
The HETDEX Pilot Survey. II. The Evolution of the Ly-alpha Escape Fraction from the UV Slope and Luminosity Function of 1.9<z<3.8 LAEs
Guillermo A. Blanc, Joshua Adams, Karl Gebhardt +17
Globular Clusters in Early-Type Galaxies with GMOS
Terry Bridges, Mike Beasley, Favio Faifer +6
The Centers of Early-Type Galaxies with HST. V. New WFPC2 Photometry
Tod R. Lauer, S. M. Faber, Karl Gebhardt +14
A Stellar Dynamical Measurement of the Black Hole Mass in the Maser Galaxy NGC 4258
Christos Siopis, Karl Gebhardt, Tod R. Lauer +13
Variations in a Universal Density Profile
John R. Jardel, Karl Gebhardt
A 20 Thousand Solar Mass Black Hole in the Stellar Cluster G1
Karl Gebhardt, R. Michael Rich, Luis Ho
The VIRUS-P Exploration of Nearby Galaxies (VENGA): Survey Design, Data Processing, and Spectral Analysis Methods
Guillermo A. Blanc, Tim Weinzirl, Mimi Song +14
Gemini Near Infrared Spectrograph observations of the central supermassive black hole in Centaurus A
Julia D. Silge, Karl Gebhardt, Marcel Bergmann +1
Reconciling stellar dynamical and hydrostatic X-ray mass measurements of an elliptical galaxy with gas rotation, turbulence and magnetic fields
Philip J. Humphrey, David A. Buote, Fabrizio Brighenti +2
The DEEP Groth Strip Galaxy Redshift Survey. III. Redshift Catalog and Properties of Galaxies
Benjamin J. Weiner, Andrew C. Phillips, S. M. Faber +16
Black Hole Mass Estimates from Reverberation Mapping and from Spatially Resolved Kinematics
Karl Gebhardt, John Kormendy, Luis Ho +12
Kinematics of Ten Early-Type Galaxies from HST and Ground-Based Spectroscopy
Jason Pinkney, Karl Gebhardt, Ralf Bender +11
CFHT Adaptive Optics Observations of the Central Kinematics in M15
Karl Gebhardt, Carlton Pryor, R. D. O'Connell +2
Effect of a dark matter halo on the determination of black hole masses
Andreas Schulze, Karl Gebhardt
The Supermassive Black Hole and Dark Matter Halo of NGC 4649 (M60)
Juntai Shen, Karl Gebhardt
Facilities for Dark Energy Investigations
David Weinberg, Deborah Bard, Kyle Dawson +5
Black Hole Mass Determinations From Orbit Superposition Models are Reliable
Douglas Richstone, Karl Gebhardt, Monique Aller +13
The Globular Cluster Kinematics and Galaxy Dark Matter Content of NGC 3923
Mark A. Norris, Karl Gebhardt, Ray M. Sharples +9
The Black-Hole Mass in M87 from Gemini/NIFS Adaptive Optics Observations
Karl Gebhardt, Joshua Adams, Douglas Richstone +5
The dynamical M/L-profile and distance of the globular cluster M15
Remco van den Bosch, Tim de Zeeuw, Karl Gebhardt +2
The Centers of Early-Type Galaxies with HST. IV. Central Parameter Relations
S. M. Faber, Scott Tremaine, Edward A. Ajhar +7
The Stellar Halos of Massive Elliptical Galaxies II: Detailed Abundance Ratios at Large Radius
Jenny E Greene, Jeremy D Murphy, Genevieve J Graves +4
The structural and dynamical properties of compact elliptical galaxies
Akın Yıldırım, Remco C. E. van den Bosch, Glenn van de Ven +5
The Centers of Early-Type Galaxies with HST. VI. Bimodal Central Surface Brightness Profiles
Tod R. Lauer, Karl Gebhardt, S. M. Faber +9
Hunting for Supermassive Black Holes in Nearby Galaxies with the Hobby-Eberly Telescope
Remco van den Bosch, Karl Gebhardt, Kayhan Gültekin +2
The HETDEX Pilot Survey. IV. The Evolution of [O II] Emitting Galaxies from z ~ 0.5 to z ~ 0
Robin Ciardullo, Caryl Gronwall, Joshua J. Adams +10
The Rising Stellar Velocity Dispersion of M87 from Integrated Starlight
Jeremy D. Murphy, Karl Gebhardt, Mason Cradit
Gemini/GMOS Spectra of Globular Clusters in the Virgo Giant Elliptical NGC 4649
Michael Pierce, Terry Bridges, Duncan A. Forbes +8
A 5x10^9 Solar Mass Black Hole in NGC 1277 from Adaptive Optics Spectroscopy
Jonelle L. Walsh, Remco C. E. van den Bosch, Karl Gebhardt +4
Bayesian Redshift Classification of Emission-line Galaxies with Photometric Equivalent Widths
Andrew S. Leung, Viviana Acquaviva, Eric Gawiser +13
Gemini/GMOS Spectra of Globular Clusters in the Leo Group Elliptical NGC 3379
Michael Pierce, Michael A. Beasley, Duncan A. Forbes +8
The DEEP Groth Strip Survey. I. The Sample
Nicole P. Vogt, David C. Koo, Andrew C. Phillips +18
Hobby-Eberly Telescope Observations of the Dark Halo in NGC 821
Amy Forestell, Karl Gebhardt
The VIRUS-P Exploration of Nearby Galaxies (VENGA): Survey Design and First Results
Guillermo A. Blanc, Karl Gebhardt, Amanda Heiderman +14
The DEEP Groth Strip Survey IX: Evolution of the Fundamental Plane of Field Galaxies
Karl Gebhardt, S. M. Faber, David C. Koo +8
Two ten-billion-solar-mass black holes at the centres of giant elliptical galaxies
Nicholas J. McConnell, Chung-Pei Ma, Karl Gebhardt +5
Spectral Energy Distribution Fitting of HETDEX Pilot Survey Lyman-alpha Emitters in COSMOS and GOODS-N
Alex Hagen, Robin Ciardullo, Caryl Gronwall +15
The central dark matter distribution of NGC 2976
Joshua J. Adams, Karl Gebhardt, Guillermo A. Blanc +5
Globular Cluster Systems I: V-I Color Distributions
Karl Gebhardt, Markus Kissler-Patig
Gemini/GMOS Spectroscopy of the Spheroid and Globular Cluster System of NGC 3923
Mark A. Norris, Ray M. Sharples, Terry Bridges +8
The Relationship Between Black Hole Mass and Velocity Dispersion in Seyfert 1 Galaxies
Charles H. Nelson, Richard F. Green, Gary Bower +2
The Spatial Distribution and Kinematics of Stellar Populations in E+A Galaxies
Stuart A. Norton, Karl Gebhardt, Ann I. Zabludoff +1
MRK 1216 & NGC 1277 - An orbit-based dynamical analysis of compact, high velocity dispersion galaxies
Akın Yıldırım, Remco van den Bosch, Glenn van de Ven +5
Cluster Dynamics and Cluster Masses
David Merritt, Karl Gebhardt
Weighing the Quiescent Central Black Hole in an Elliptical Galaxy with X-ray Emitting Gas
Philip J. Humphrey, David A. Buote, Fabrizio Brighenti +2
The Effect of Spatial Gradients in Stellar Mass-to-Light Ratio on Black Hole Mass Measurements
Nicholas J. McConnell, Shi-Fan S. Chen, Chung-Pei Ma +3
Dwarf Galaxy Dark Matter Density Profiles Inferred from Stellar and Gas Kinematics
Joshua J. Adams, Joshua D. Simon, Maximilian H. Fabricius +9
Hubble Space Telescope Evidence for an Intermediate-Mass Black Hole in the Globular Cluster M15: I. STIS Spectroscopy and WFPC2 Photometry
Roeland P. van der Marel, Joris Gerssen, Puragra Guhathakurta +2
Supermassive Black Holes in Nuclei of Galaxies
John Kormendy, Karl Gebhardt
Spatially resolved stellar populations in the isolated elliptical NGC 821
Robert N. Proctor, Duncan A. Forbes, Amy Forestell +1