Deep Sky Object in Winter
Sh2-301 (Diffused Nebula in Canis Major)

Date & Time: Nov 28 2008, from 28:03 to 28:52 JST(+0900)
Composed 5 shots with 12 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1760mm, F7.1)
Auto-guided with Meade LX200 Equatorial & 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

Sh2-301 / Diffused Nebula, type 1 E
R.A.07h 09m 51.0s (2000.0)
Dec.-18° 29' 45" (2000.0)
Apparent Size9.0×8.0'
Real Size50 light yrs.
Magnitude -
Distance19 thousand light yrs.
Other IDsLBN1044
Sh2-301 is a small-diffused nebula bathed in about 6degrees ESE from Sirius. The nebula has an apparent diameter of about 9 arc minutes and a round-shape, we can see some dark lanes in the nebula. Sh2-301 is a nebula emitting H-alpha spectrum, we can see its whitish figure with our naked eyes through telescopes. A distance from the solar system is estimated about 19 thousand light years.

The Angel Fish


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