Deep Sky Object in Winter
vdB93 (Diffused Nebula in Monoceros)

Date & Time: Dec 22 2017, from 25:00 to 26:59 JST(+0900)
Composed 30 shots with 4 minutes exposed
Optical: VIXEN 20cm(7.9") VISAC with a conversion lens (f=1278mm, F6.4)
with IDAS LPS-D1 Light-pollution suppression filter
Auto-guided with TAKAHASHI JP Equatorial & SBIG STV
Digital Camera: Nikon D810A
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(4800×3200)
Device Size...DX formet (24×16mm)
CCD Sensitivity...ISO6400, White Balance...Daylight

vdB93 / Diffused Nebula, type 1 E+R
R.A.07h 04m 25.0s (2000.0)
Dec.-10° 27' 16" (2000.0)
Apparent Size12'
Real Size23 light yrs.
Magnitude -
Diatance3750 light yrs.
Other IDsSh2-292, Gum1
This image shows you a close up of a round diffused nebula in head of Seagull Nebula (IC2177) bathed in the winter Milky Way of Monoceros. The nebula has a diameter of about 12 arc minutes, and there is a 7th magnitude star in just center of the nebula. You can see a dark lane flowing in east from the star.


Around Sh2-216, Sh2-221

Copyright(c) 2018 by Naoyuki Kurita, All rights reserved.
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