activity
19972023
most citedFirst Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

1.9k citations · 18.3k across the 81 of their papers we have counts for

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Showing 2013Show all

2 papers · 1 filter

astro-ph.CO2013★ 292 cited

Toward a New Geometric Distance to the Active Galaxy NGC 4258. III. Final Results and the Hubble Constant

Liz Humphreys, Mark Reid, Jim Moran +2

We report a new geometric maser distance estimate to the active galaxy NGC 4258. The data for the new model are maser line-of-sight velocities and sky positions from 18 epochs of V…

astro-ph.HE2013★ 39 cited

Fine-scale structure of the quasar 3C 279 Measured with 1.3 mm very long baseline interferometry

Ru-Sen Lu, Vincent L. Fish, Kazunori Akiyama +30

We report results from 5-day VLBI observations of the well-known quasar 3C 279 at 1.3 mm (230 GHz) in 2011. The measured nonzero closure phases on triangles including stations in A…