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The ALFALFA Almost Dark Galaxy AGC 229101: A 2 Billion Solar Mass H I Cloud with a Very Low Surface Brightness Optical Counterpart

  • Authors: Lukas Leisman, Katherine L. Rhode, Catherine Ball, Hannah J. Pagel, John M. Cannon, John J. Salzer, Steven Janowiecki, William F. Janesh, Gyula I. G. Józsa, Riccardo Giovanelli, Martha P. Haynes, Elizabeth A. K. Adams, Laurin Gray, Nicholas J. Smith

Lukas Leisman et al 2021 The Astronomical Journal 162 .

  • Provider: AAS Journals

Caption: Figure 3.

Position-velocity slices made along the major axis of the WSRT (lowest-resolution) data. Slices for each are 10″ wide. The left panel shows the position vs. velocity plot across the full extent of the source, the central panel shows just the northern portion of the source, and the right panel shows just the southern portion.

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