activity
19962025
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 · 54.6k across the 721 of their papers we have counts for

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Showing 2008Show all

31 papers · 1 filter

astro-ph2008★ 2 cited

Distances to Galactic methanol masers

K. L. J. Rygl, A. Brunthaler, K. M. Menten +2

We present the first EVN parallax measurements of 6.7 GHz methanol masers in star forming regions of the Galaxy. The 6.7 GHz methanol maser transition is a very valuable astrometri…

astro-ph2008★ 10 cited

Detection of Vibrationally Excited CO in IRC+10216

Nimesh A. Patel, Ken H. Young, Sandra Brünken +3

Using the Submillimeter Array we have detected the J=3-2 and 2-1 rotational transitions from within the first vibrationally excited state of CO toward the extreme carbon star IRC+1…

astro-ph2008★ 4 cited

Synergy of multifrequency studies from observations of NGC6334I

Andreas Seifahrt, Sven Thorwirth, Henrik Beuther +5

We combine multifrequency observations from the millimeter to near infrared wavelengths that demonstrate the spatial distributions of H2, CO, and NH3 emission, which are all manife…

astro-ph2008★ 38 cited

Submillimeter narrow emission lines from the inner envelope of IRC+10216

Nimesh A. Patel, Ken H. Young, Sandra Brünken +8

A spectral-line survey of IRC+10216 in the 345 GHz band has been undertaken with the Submillimeter Array. Although not yet completed, it has already yielded a fairly large sample o…

astro-ph2008★ 4 cited

An EVLA search for water megamaser emission in the submm galaxy SMM J16359+6612 at z=2.5

R. Edmonds, J. Wagg, E. Momjian +5

Using the Expanded Very Large Array, we have conducted a search for 22.2 GHz H2O megamaser emission in the strongly lensed submm galaxy, SMM J16359+6612 at z=2.517. This object is…

astro-ph2008★ 105 cited

Trigonometric Parallaxes of Massive Star Forming Regions: V. G23.01-0.41 and G23.44-0.18

A. Brunthaler, M. J. Reid, K. M. Menten +3

We report trigonometric parallaxes for the massive star-forming regions G23.01-0.41 and G23.44-0.18, corresponding to distances of 4.59 [+0.38/-0.33] kpc and 5.88 [+1.37/-0.93] kpc…