AR1520
Taken by Joe Bartolick on July 15, 2012 @ Livermore, CA
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Details:
Left image is H alpha center, right is a red / cyan dopplergram, red is receeding gas and cyan is approaching. 0.35 Angstrom bandwidth, dopplergram separation is +/- 0.3 Angstrom. The floating ribbon filament around the core of AR1520 is apparent
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