Deep Sky Object in Winter
Sh2-302 (Diffused Nebula in Puppis)
|Date & Time: ||Nov 21 2008, from 27:54 to 28:19 JST(+0900)
|Composed 4 shots with 8 minutes exposed|
|Optical: ||TAKAHASHI 16cm(6.3") epsolon (f=530mm, F3.3)
|with IDAS LPS-P1 Light-pollution suppression filter|
|Auto-guided with TAKAHASHI JP equatorial & Meade Pictor 201XT
|Digital Camera: ||Nikon D50 (Remodeled)
|Location: ||Ooizumi, Hokuto city, Yamanashi pref.
|Camera Settings: ||Recording Format...12bit CCD-RAW, converted to 16bit TIFF(3008×2000)|
This image shows you a round reddish nebula of Sh2-302 positioned near a boundary between Puppis and Canis Major.
The nebula has a visual diameter of 15 arc minutes, and you can see a dark lane in eastern region.
Sh2-302 is about 5800 light years away, considered a part of vast nebulosity of the Gum Nebula occupying lower southern skies in winter.
|Sh2-302 / Diffused Nebula, type 3 E|
|R.A.||07h 31m 31.0s (2000.0)|
|Dec.||-16° 58' 00" (2000.0)|
|Real Size||36 light yrs.|
|Distance||5800 light yrs.|
|Other IDs||LBN 1046, RCW7|