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Lista de obras de Andrea M. Ghez

10 micron imaging of UZ Tauri : evidence for circumstellar disk clearing due to a close companion star ⬇️

artículo científico publicado en 1994

A 600 Minute Near-Infrared Light Curve of Sagittarius A* ⬇️

artículo científico publicado en 2008

A Constant Spectral Index for Sagittarius A* during Infrared/X‐Ray Intensity Variations ⬇️

scientific article published in the Astrophysical Journal

A New Distortion Solution for NIRC2 on the Keck II Telescope

A Remarkable Low‐Mass X‐Ray Binary within 0.1 Parsecs of the Galactic Center ⬇️

artículo científico publicado en 2005

A Slowly Precessing Disk in the Nucleus of M31 as the Feeding Mechanism for a Central Starburst

artículo científico publicado en 2018

A disk of young stars at the Galactic Center as determined by individual stellar orbits ⬇️

artículo científico publicado en 2008

A formal method for identifying distinct states of variability in time-varying sources: Sgr A* as an example ⬇️

artículo científico publicado en 2014

A high angular resolution multiplicity survey of the open clusters {alpha} Persei and Praesepe

A lunar occultation and direct imaging survey of multiplicity in the Ophiuchus and Taurus star-forming regions ⬇️

artículo científico publicado en 1995

A multiwavelength scattered light analysis of the dust grain population in the GG Tauri circumbinary ring ⬇️

artículo científico publicado en 2004

A near infrared speckle imaging study of T Tauri Stars

artículo científico publicado en 1994

A near-infrared variability study of the Galactic black hole: a red noise source with NO detected periodicity ⬇️

scientific article published in the Astrophysical Journal

A population of dust-enshrouded objects orbiting the Galactic black hole

artículo científico publicado en 2020

A power-law break in the near-infrared power spectrum of the Galactic Center black hole ⬇️

scientific article published in the Astrophysical Journal

A reflective Shack-Hartmann wave-front sensor for adaptive optics

scholarly article

A search for T Tauri's optical companion star

artículo científico publicado en 1992

A search for companions to brown dwarfs in the Taurus and Chamaeleon star-forming regions ⬇️

artículo científico publicado en 2014

A surprising dynamical mass for V773 Tau B ⬇️

artículo científico publicado en 2012

A test of pre-main-sequence evolutionary models across the stellar/substellar boundary based on spectra of the young quadruple GG Tauri ⬇️

ASTRA: astrometry and phase-referencing astronomy on the Keck interferometer

article

Accurate stellar masses in the multiple system T Tauri

artículo científico publicado en 2006

Adaptive optics near infrared spectroscopy of the stars in the Sgr A* (IR) cluster

artículo científico publicado en 2000

Adaptive optics near-infrared spectroscopy of the Sagittarius A* cluster ⬇️

artículo científico publicado en 2002

Adaptive optics observations of the galactic center young stars

An Adaptive Optics Survey of Stellar Variability at the Galactic Center

scholarly article

An Overabundance of Transient X-Ray Binaries within 1 Parsec of the Galactic Center ⬇️

scientific article published in the Astrophysical Journal

An X‐Ray, Infrared, and Submillimeter Flare of Sagittarius A* ⬇️

artículo científico publicado en 2008

An adaptive optics survey of the trapezium with the Keck telescope

artículo científico publicado en 2000

An improved distance and mass estimate for Sgr A* from a multistar orbit analysis ⬇️

artículo científico publicado en 2016

An infrared companion to Z Canis Majoris

An infrared flash contemporaneous with the gamma-rays of GRB 041219a.

artículo científico publicado en 2005

Analyzing long-term performance of the Keck-II adaptive optics system

artículo científico publicado en 2022

Analyzing long-term performance of the Keck-II adaptive optics system

artículo científico publicado en 2020

Astrometry with the Keck Interferometer: The ASTRA project and its science

article

Black holes

artículo científico publicado en 2001

Characterizing and improving the data reduction pipeline for the Keck OSIRIS integral field spectrograph

artículo científico publicado en 2019

Circumstellar discs in Galactic centre clusters: Disc-bearing B-type stars in the Quintuplet and Arches clusters ⬇️

artículo científico publicado en 2015

Cloud Structures on Neptune Observed with Keck Telescope Adaptive Optics

artículo científico publicado en 2003

Confusing Binaries: The Role of Stellar Binaries in Biasing Disk Properties in the Galactic Center ⬇️

article

Consistency of the Infrared Variability of SGR A* over 22 yr ⬇️

artículo científico publicado en 2019

Constraining the Variability and Binary Fraction of Galactic Center Young Stars ⬇️

Deep 10 and 18 micron imaging of the HR 4796A circumstellar disk: transient dust particles and tentative evidence for a brightness asymmetry ⬇️

artículo científico publicado en 2000

Detection of Galactic Center Source G2 at 3.8 micron during Periapse Passage Around the Central Black Hole

scholarly article by Andrea M. Ghez et al published 2014 in Astronomer's Telegram

Detection of Galactic Center source G2 at 3.8 {mu}m during periapse passage ⬇️

artículo científico publicado en 2014

Diffraction limited infrared images of the binary star T Tauri

artículo científico publicado en 1991

Diffraction-limited imaging. II. Optical aperture-synthesis imaging of two binary stars

scholarly article

Diffraction-limited imaging. III. 30 mas closure phase imaging of six binary stars with the Hale 5m telescope

Discovery of low-metallicity stars in the central parsec of the Milky Way ⬇️

scientific article published in the Astrophysical Journal

Discovery of precursor luminous blue variable outbursts in two recent optical transients: the fitfully variable missing links UGC 2773-OT and SN 2009ip

artículo científico publicado en 2010

Disentangling confused stars at the Galactic Center with long-baseline infrared interferometry ⬇️

artículo científico publicado en 2012

Disks in the arches Cluster--Survival in a starburst environment ⬇️

artículo científico publicado en 2010

Dynamical masses for pre-main-sequence stars: a preliminary physical orbit for V773 Tau A ⬇️

artículo científico publicado en 2007

ERRATUM: “IMPROVING GALACTIC CENTER ASTROMETRY BY REDUCING THE EFFECTS OF GEOMETRIC DISTORTION” (2010, ApJ, 725, 331)

artículo científico publicado en 2010

ERRATUM: “PROPER MOTIONS OF THE ARCHES CLUSTER WITH KECK LGS-ADAPTIVE OPTICS: THE FIRST KINEMATIC MASS MEASUREMENT OF THE ARCHES (2012, ApJ, 751, 132)

scientific article published in the Astrophysical Journal

Erratum: “Investigating the Binarity of S0-2: Implications for Its Origins and Robustness as a Probe of the Laws of Gravity around a Supermassive Black Hole” (2018, ApJ, 854, 12)

artículo científico publicado en 2018

Experimental design for the eXtreme adaptive optics planet imager (XAOPI)

artículo científico publicado en 2002

Extreme adaptive optics planet imager

First Keck Interferometer measurements in self-phase referencing mode: spatially resolving circum-stellar line emission of 48 Lib

article

First VLTI infrared spectro-interferometry on GCIRS 7

artículo científico publicado en 2008

First determination of the dynamical mass of a binary L dwarf

artículo científico publicado en 2004

First light adaptive optics images from the Keck II telescope: a new era of high angular resolution imagery. (Research note)

Follow-up observations of binary ultra-cool dwarfs

artículo científico publicado en 2008

Full 3-D orbital solutions for stars making a close approach to the supermassive black hole at the center of the galaxy

scholarly article published 2002

Full three dimensional orbits for multiple stars on close approaches to the central supermassive black hole

scholarly article published 2003

GG tauri's circumbinary disk: models for near-infrared scattered-light images and ^13^CO (J=1-->0) line profiles ⬇️

artículo científico publicado en 1999

GRB 041219: Keck IR observations and astrometric refinement of the IR flash

scholarly article

Galactic Center IRS 13E: Colliding Stellar Winds or an Intermediate-mass Black Hole?

artículo científico publicado en 2020

Galactic Center Youth: Orbits and Origins of the Young Stars in the Central Parsec

Galactic center research : manifestations of the central black hole

scholarly article by Morris M. R. et al published 2012 in Research in Astronomy and Astrophysics

HDE 245059: a weak-lined T Tauri binary revealed by Chandra and Keck ⬇️

artículo científico publicado en 2009

High Proper-Motion Stars in the Vicinity of Sagittarius A*: Evidence for a Supermassive Black Hole at the Center of Our Galaxy ⬇️

artículo científico publicado en 1998

High Spatial Resolution Imaging of Pre–Main‐Sequence Binary Stars: Resolving the Relationship between Disks and Close Companions ⬇️

artículo científico publicado en 1997

High angular resolution integral-field spectroscopy of the Galaxy's nuclear cluster: a missing stellar cusp? ⬇️

artículo científico publicado en 2009

High-precision dynamical masses of very low mass binaries ⬇️

artículo científico publicado en 2010

High-resolution imaging of dust in the T Tauri binary system

artículo científico publicado en 1996

Holographic imaging of crowded fields: high angular resolution imaging with excellent quality at very low cost

artículo científico publicado en 2012

Hubble Space Telescope WFPC2 observations of the binary fraction among pre-main-sequence cluster stars in Orion ⬇️

artículo científico publicado en 1997

IRS 16 SW: A New Comoving Group of Young Stars in the Central Parsec of the Milky Way ⬇️

artículo científico publicado en 2005

IRS 16SW - a new cluster of young stars in the central parsec of our galaxy

artículo científico publicado en 2004

Improving Galactic Center astrometry by reducing the effects of geometric distortion ⬇️

artículo científico publicado en 2010

Improving orbit estimates for incomplete orbits with a new approach to priors: with applications from black holes to planets

scholarly article

Infrared imges of Monoceros R2 IRS 3: evidence for a circumstellar disk

Infrared monitoring of the supermassive black hole at the Galactic Center

artículo científico publicado en 2004

Infrared/X-ray intensity variations and the color of Sgr A*

article by S D Hornstein et al published 1 December 2006 in Journal of Physics: Conference Series

Investigating T Tauri disk evolution

scholarly article

Investigating the Binarity of S0-2: Implications for Its Origins and Robustness as a Probe of the Laws of Gravity around a Supermassive Black Hole

artículo científico publicado en 2018

Is the galactic center source, IRS 21, as large as it appears?

Keck Diffraction‐limited Imaging of the Young Quadruple Star System HD 98800 ⬇️

artículo científico publicado en 2001

Keck adaptive optics observations of the protostellar disk around radio source I in the Orion Kleinmann-Low nebula ⬇️

artículo científico publicado en 2013

Keck all sky precision adaptive optics: project overview

artículo científico publicado en 2020

Keck observations of the galactic center source G2: gas cloud or star? ⬇️

artículo científico publicado en 2013

Keck/NIRC2 L’-band Imaging of Jovian-mass Accreting Protoplanets around PDS 70

artículo científico publicado en 2020

Late-time observations of SN 2006gy: still going strong ⬇️

artículo científico publicado en 2008

Lick adaptive optics survey searching for low-mass companions to young, nearby stars

artículo científico publicado en 2002

Limits on the short term variability of Sagittarius A* in the near-infrared

artículo científico publicado en 2003

Limits on the short-term variability of Sagittarius A* in the near-infrared ⬇️

artículo científico publicado en 2002

Luminosity-variation independent location of the circum-nuclear, hot dust in NGC 4151 ⬇️

artículo científico publicado en 2010

Mapping the outer edge of the young stellar cluster in the Galactic Center ⬇️

scientific article published in the Astrophysical Journal

Measuring Distance and Properties of the Milky Way’s Central Supermassive Black Hole with Stellar Orbits ⬇️

artículo científico publicado en 2008

Measuring the mass of a Pre-Main-Sequence binary star through the orbit of TWA 5A

artículo científico publicado en 2007

Measuring the stellar luminosity function and spatial density profile of the inner 0.5 pc of the Milky Way nuclear star cluster

Merging binaries in the Galactic Center: the eccentric Kozai–Lidov mechanism with stellar evolution ⬇️

scholarly article

Mid-infrared imaging of young stellar objects ⬇️

scholarly article

Modeling anisoplanatism in the Keck II laser guide star AO system

Modeling instrumental field-dependent aberrations in the NIRC2 instrument on the Keck II telescope

Multiple protostellar systems. II. A high resolution near-infrared imaging survey in nearby star-forming regions

artículo científico publicado en 2007

Multiplicity and the ages of the stars in the Taurus star-forming region ⬇️

scholarly article

Multiplicity at the Stellar/Substellar boundary in Upper Scorpius

artículo científico publicado en 2004

Multiplicity of very low-mass objects in the Upper Scorpius OB association: a possible wide binary population

artículo científico publicado en 2006

Multiwavelength Light Curves of Two Remarkable Sagittarius A* Flares

artículo científico publicado en 2018

Multiwavelength monitoring of Sgr A* during Chandra observations of multiple X-ray flares

artículo científico publicado en 2002

NICMOS images of the GG Tauri circumbinary disk ⬇️

artículo científico publicado en 2002

Near infrared variability of Sgr A* - spectral index measurements

Near-infrared astrometry of star clusters with different flavors of adaptive optics and HST

Near-infrared variability study of the central 2.3 arcmin x 2.3 arcmin of the Galactic Centre - I. Catalogue of variable sources

artículo científico publicado en 2017

Near-infrared variability study of the central 2.3 x 2.3 arcmin^2^ of the Galactic Centre - II. Identification of RR Lyrae stars in the Milky Way nuclear star cluster

artículo científico publicado en 2017

New Very Low Mass Binaries in the Taurus Star‐forming Region ⬇️

artículo científico publicado en 2007

No fossil disk in the T Tauri multiple system V773 Tauri ⬇️

artículo científico publicado en 2003

Observational constraints on the formation and evolution of binary stars ⬇️

artículo científico publicado en 2001

Observational constraints on the formation and evolution of the Milky Way nuclear star cluster with Keck and Gemini ⬇️

Optical aperture synthetic images of the photosphere and molecular atmosphere of Mira

artículo científico publicado en 1992

Orbits and origins of the young stars in the central parsec of the galaxy

Panchromatic observations and modeling of the HV Tau C edge-on disk ⬇️

artículo científico publicado en 2010

Photometric Stellar Variability in the Galactic Center ⬇️

artículo científico publicado en 2007

Photometric Stellar Variability in the Galactic Center

Pinwheels in the Quintuplet cluster

artículo científico publicado en 2006

Point spread function determination for Keck adaptive optics

Probing local density inhomogeneities in the circumstellar disk of a Be star using the new spectro-astrometry mode at the Keck interferometer ⬇️

artículo científico publicado en 2010

Probing the properties of the Milky Way's central supermassive black hole with stellar orbits

scholarly article by Andrea M. Ghez et al published October 2007 in Proceedings of the International Astronomical Union

Proper motions of the Arches cluster with Keck Laser Guide Star Adaptive Optics: the first kinematic mass measurement of the Arches ⬇️

artículo científico publicado en 2012

Properties of the remnant clockwise disk of young stars in the Galactic Center ⬇️

artículo científico publicado en 2014

Recent results and perspectives for precision astrometry and photometry with adaptive optics

Recovery of diffraction-limited object autocorrelations from astronomical speckle interferograms using the CLEAN algorithm

scholarly article

Regularized 3D spectroscopy with CubeFit: Method and application to the Galactic Center circumnuclear disk,

artículo científico publicado en 2022

Relativistic redshift of the star S0-2 orbiting the Galactic Center supermassive black hole

artículo científico publicado en 2019

Resolved near-infrared spectroscopy of the mysterious pre-main-sequence binary system T Tauri S ⬇️

artículo científico publicado en 2002

Resolving the Northern Arm sources at the Galactic Center

artículo científico publicado en 2003

Rotational velocities of individual components in very low mass binaries ⬇️

artículo científico publicado en 2012

Ruling out stellar companions and resolving the innermost regions of transitional disks with the Keck interferometer ⬇️

artículo científico publicado en 2010

SIM PlanetQuestKey Project Precursor Observations to Detect Gas Giant Planets around Young Stars

scholarly article

Science with large-aperture infrared interferometry — size does matter or talking about a new tool to study the galactic center

artículo científico publicado en 2008

Science with the Keck Interferometer ASTRA program

Search for a Variation of the Fine Structure Constant around the Supermassive Black Hole in Our Galactic Center

scientific article published on 01 February 2020

Short-term variability of Sgr A*

Spatially resolved observations of the Galactic Center source IRS 21 ⬇️

artículo científico publicado en 2002

Spatially resolving the HK Tau b edge-on disk from 1.2 to 4.7 {mu}m: a unique scattered light disk ⬇️

artículo científico publicado en 2011

Speckle imaging measurements of the relative tangential velocities of the components of T Tauri binary stars

artículo científico publicado en 1995

Spitzer/IRAC observations of the variability of Sgr A* and the object G2 at 4.5 {mu}m ⬇️

artículo científico publicado en 2014

Stellar Orbits around the Galactic Center Black Hole ⬇️

artículo científico publicado en 2005

Stellar and circumstellar properties of visual binaries in the Orion Nebula Cluster

scholarly article

Stellar bow shocks in the northern arm of the Galactic Center: more members and kinematics of the massive star population ⬇️

article published in 2005

Stellar companions to stars with planets ⬇️

artículo científico publicado en 2002

Stellar dynamics at the Galactic Center with an extremely large telescope ⬇️

artículo científico publicado en 2005

Stellar populations in the central 0.5 pc of the galaxy. I. A new method for constructing luminosity functions and surface-density profiles ⬇️

scientific article published in the Astrophysical Journal

Stellar populations in the central 0.5 pc of the galaxy. II. The initial mass function ⬇️

scientific article published in the Astrophysical Journal

Substellar multiplicity in the Hyades cluster

scholarly article

Super-solar Metallicity Stars in the Galactic Center Nuclear Star Cluster: Unusual Sc, V, and Y Abundances ⬇️

artículo científico publicado en 2018

Testing General Relativity with Stellar Orbits around the Supermassive Black Hole in Our Galactic Center.

artículo científico publicado en 2017

Testing for periodicities in near-IR light curves of Sgr A*

The AIROPA software package: milestones for testing general relativity in the strong gravity regime with AO

The First Laser Guide Star Adaptive Optics Observations of the Galactic Center: Sgr A*’s Infrared Color and the Extended Red Emission in its Vicinity ⬇️

artículo científico publicado en 2005

The First Measurement of Spectral Lines in a Short-Period Star Bound to the Galaxy’s Central Black Hole: A Paradox of Youth ⬇️

artículo científico publicado en 2003

The Galactic Center: An Improved Astrometric Reference Frame for Stellar Orbits around the Supermassive Black Hole

scholarly article by Shoko Sakai et al published 5 March 2019 in The Astrophysical Journal

The Galactic Center: Improved Relative Astrometry for Velocities, Accelerations, and Orbits near the Supermassive Black Hole

scholarly article by Siyao Jia et al published 27 February 2019 in The Astrophysical Journal

The Infrared Imaging Spectrograph (IRIS) for TMT: the science case

The Keplerian orbit of G2

The Optical/Near-infrared Extinction Law in Highly Reddened Regions

artículo científico publicado en 2018

The Pistol Star ⬇️

artículo científico publicado en 1998

The Planet around 51 Pegasi ⬇️

scientific article published in the Astrophysical Journal

The Post-periapsis Evolution of Galactic Center Source G1: The Second Case of a Resolved Tidal Interaction with a Supermassive Black Hole

artículo científico publicado en 2017

The Proper Motion of the Arches Cluster with Keck Laser‐Guide Star Adaptive Optics ⬇️

artículo científico publicado en 2008

The Quintuplet Cluster: Extended Structure and Tidal Radius

scholarly article

The Unusual Initial Mass Function of the Arches Cluster

artículo científico publicado en 2019

The accelerations of stars orbiting the Milky Way's central black hole

artículo científico publicado en 2000

The arches cluster: extended structure and tidal radius ⬇️

artículo científico publicado en 2015

The circumstellar environment of T Tauri S at high spatial and spectral resolution ⬇️

The fate of binaries in the Galactic Center: the mundane and the exotic ⬇️

scholarly article

The fate of the solid matter orbiting HR 4796A ⬇️

artículo científico publicado en 1995

The first detection of spatially resolved mid-infrared scattered light from a protoplanetary disk ⬇️

artículo científico publicado en 2003

The first diffraction-limited images from the W.M. Keck Telescope

scholarly article

The first laser guide star adaptive optics observations of the Galactic Center

artículo científico publicado en 2004

The infrared imaging spectrograph (IRIS) for TMT: latest science cases and simulations ⬇️

The infrared imaging spectrograph (IRIS) for TMT: overview of innovative science programs

The intrinsic two-dimensional size of Sagittarius A* ⬇️

artículo científico publicado en 2014

The late-type stellar density profile in the Galactic Center: A statistical approach ⬇️

The multiplicity of T Tauri stars

artículo científico publicado en 1991

The multiplicity of T Tauri stars in the star forming regions Taurus-Auriga and Ophiuchus-Scorpius: A 2.2 micron speckle imaging survey

artículo científico publicado en 1993

The multiplicity of pre-main-sequence stars in southern star-forming regions ⬇️

artículo científico publicado en 1997

The orbital motion of the Arches cluster — clues on cluster formation near the galactic center

The orbital motion of the Arches cluster: clues on cluster formation near the Galactic Center

The orbital motion of the Quintuplet cluster--A common origin for the Arches and Quintuplet clusters? ⬇️

artículo científico publicado en 2014

The shortest-known-period star orbiting our Galaxy's supermassive black hole

artículo científico publicado en 2012

Three-dimensional stellar kinematics at the Galactic Center: measuring the nuclear star cluster spatial density profile, black hole mass, and distance ⬇️

scholarly article by Tuan Do et al published 22 November 2013 in Letters of the Astrophysical Journal

Towards complete stellar orbits around the Galaxy's central black hole: the first acceleration measurments

scholarly article published 2000

Ultracool field brown dwarf candidates selected at 4.5 {mu}m

artículo científico publicado en 2010

Unprecedented Near-infrared Brightness and Variability of Sgr A*

artículo científico publicado en 2019

Upper Limit on Brackett-γ Emission from the Immediate Accretion Flow onto the Galactic Black Hole

artículo científico publicado en 2021

Variability Timescale and Spectral Index of Sgr A* in the Near Infrared: Approximate Bayesian Computation Analysis of the Variability of the Closest Supermassive Black Hole

artículo científico publicado en 2018

Variable Infrared Emission from the Supermassive Black Hole at the Center of the Milky Way ⬇️

scientific article published in the Astrophysical Journal

Variable stars at the Galactic Center

artículo científico publicado en 2000

Young stars in the Galactic center

Z CMa: a binary accretion disk

artículo científico publicado en 1991

Andrea Ghez: La búsqueda de un agujero negro supermasivo.

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