Sh2-82

Sh2-82

Informally known as the 'little Trifid Nebula' and the 'Cocoon Nebula', Sh2-82 is a relatively small emission nebula (seen as red) surrounded by a blue reflection nebula. A long dust lane runs diagonally through the image, blocking the light of most of the stars behind it.

Observatory: Kitt Peak National Observatory  Kitt Peak, Arizona
Telescope: KPNO 4-Meter
Instrument: Mosaic I  
Astronomer: T.A. Rector (University of Alaska Anchorage) and H. Schweiker (WIYN and NOAO/AURA/NSF)
Date of Observation: 08-07-2013
Filters and Assigned Colors: B (blue), V (green), I (orange) and Hydrogen-Alpha (red)
Exposure Times: 5x10min in B, 5x8min in V, 5x5min in I and 5x10min in H-alpha
Location of Image: Sagittarius
Field of View: 36.4 x 34.4 arcmin
Orientation: North is right, East is up
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