Deep Sky Object in Winter
Sh2-302 (Diffused Nebula in Puppis)


Click on image to enlarge

Date & Time: Feb 1 2020, from 24:06 to 25:17 JST(+0900)
Composed 15 shots with 5 minutes exposed
Optical: TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
with IDAS LPS-D1 Light-pollution suppression filter
Auto-guided with TAKAHASHI JP Equatorial & SBIG STV
Digital Camera: Canon EOS 6D (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(5472×3648)
Device Size...35×24mm, 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
Gum6
This image shows you a round reddish nebula of Sh2-302, called as "Snowman Nebula", 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.
This image has been cropped with an equivalent focal length of 700mm.




Sh2-301

Sh2-308


Copyright(c) 2020 by Naoyuki Kurita, All rights reserved.
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