activity
20182026
most citedRelativistic redshift of the star S0-2 orbiting the Galactic center supermassive black hole

497 citations · 635 across the 12 of their papers we have counts for

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Showing 2023Show all

4 papers · 1 filter

astro-ph.EP2023★ 32 cited

The Orbital Eccentricities of Directly Imaged Companions Using Observable-Based Priors: Implications for Population-level Distributions

Clarissa R. Do Ó, Kelly K. O'Neil, Quinn M. Konopacky +4

The eccentricity of a sub-stellar companion is an important tracer of its formation history. Directly imaged companions often present poorly constrained eccentricities. A recently…

astro-ph.GA2023★ 20 cited

Evidence of a Decreased Binary Fraction for Massive Stars Within 20 Milliparsecs of the Supermassive Black Hole at the Galactic Center

Devin S. Chu, Tuan Do, Andrea Ghez +12

We present the results of the first systematic search for spectroscopic binaries within the central 2 x 3 arcsec around the supermassive black hole at the center of the Milky W…

astro-ph.GA2023★ 20 cited

Stellar Populations in the Central 0.5 pc of Our Galaxy III: The Dynamical Sub-structures

Siyao Jia, Ningyuan Xu, Jessica R. Lu +12

We measure the 3D kinematic structures of the young stars within the central 0.5 parsec of our Galactic Center using the 10 m telescopes of the W.~M.~Keck Observatory over a time s…

astro-ph.GA2023★ 15 cited

The Swansong of the Galactic Center Source X7: An Extreme Example of Tidal Evolution near the Supermassive Black Hole

Anna Ciurlo, Randall D. Campbell, Mark R. Morris +14

We present two decades of new high-angular-resolution near-infrared data from the W. M. Keck Observatory that reveal extreme evolution in X7, an elongated dust and gas feature, pre…