Deep Sky Object in Winter
Sh2-243 (Reflection Nebula in Taurus)


Date & Time: Dec 10 2021, from 25:26 to 26:33 JST(+0900)
Composed 12 shots with 6 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1600mm, F6.3)
with BaaderPlanetarium Moon&Skyglow filter
Auto-guided with Meade LX200 Equatorial & Lacerta M-GEN
Digital Camera: Nikon D810A
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(4080×4080)
Device Size...20×20mm
Sensitivity...ISO4000, White Balance...Daylight


Sh2-243 / Diffused Nebula, type 5 R
R.A.05h 39m 22.4s (2000.0)
Dec.+23°17' 26" (2000.0)
Apparent Size8.0'
Real Size12 light yrs.
Magnitude -
Distance7000 light yrs.
Other IDsLBN 830
A small reflection nebula at about 2.2 degrees north from zeta Tauri is Sh2-243. You can find the Crab Nebula (M1) at 1.7 degrees southwest of the nebula. Sh2-243 is a part of vast Taurus Molecular Cloud distributed around this field, reflecting the orange light of the central star. The span of the nebula is about 6 arc minutes.



Sh2-241
LBN826

Copyright(c) 2021 by Naoyuki Kurita, All rights reserved.
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