Deep Sky Object in Winter
Sh2-241 (Diffused Nebula in Auriga)

Click on image to enlarge

Date & Time: Nov 29 2019, from 26:55 to 27:50 JST(+0900)
Composed 10 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


Sh2-241 / Diffused Nebula, type 2 E+R
R.A.06h 04m 00.0s (2000.0)
Dec.+30°15' 00" (2000.0)
Apparent Size2.0'
Real Size10 light yrs.
Magnitude -
Distance17 thousand light yrs.
Other IDsLBN 824
Sh2-241 is a small reddish emission nebula in southeastern region of Auriga. You can find the nebula at a bit farther than 8 degrees ENE from beta Tauri. The nebula consists of bright-small region with a diameter of 2 arc minutes and dimmed round part with span of 8 arc minutes in southwest. The distance has been estimated as 17 thousand light years. More, we can detect another blued-whitish reflection nebula of LBN823 in northern edge of the image.



Sh2-240(Simeis147)
Sh2-243

Copyright(c) 2019 by Naoyuki Kurita, All rights reserved.
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