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)
CCD Sensitivity...ISO1600

Sh2-302 / Diffused Nebula, type 3 E
R.A.07h 31m 31.0s (2000.0)
Dec.-16° 58' 00" (2000.0)
Apparent Size17.8'×14.0'
Real Size36 light yrs.
Magnitude -
Distance5800 light yrs.
Other IDsLBN 1046, RCW7
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.



Copyright(c) 2009 by Naoyuki Kurita, All rights reserved.
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