Deep Sky Object in Winter
The Angel Fish (Diffused Nebula in Orion)

Date & Time: Oct 31 2011, from 24:38 to 25:42 JST(+0900)
Mosaic of 2 flames of 8min.×3shots
Optical: AF zoom-Nikkor ED 80-200mmF2.8 (f=135mm, Aperture: F2.8)
with Astronomik CLS-CCD filter
Auto-guided with TAKAHASHI EM200 Equatorial
Digital Camera: Canon EOS 550D (Remodeled)
Location: Hitachi-oota city, Ibaraki pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(5184×3456)
CCD Sensitivity...ISO1600

Sh2-264 / Diffused Nebula, type 4 E
R.A.05h 35m (2000.0)
Dec.+09° 56' (2000.0)
Apparent Size300'
Real Size150 light yrs.
Magnitude -
Distance1300 light yrs.
The Angel Fish is a gigantic extent of inter-stellar matter at the Orion's head with a size of about 5 degrees in apparent diameter. A central star in this picture is rambda Ori, and you can identify Betelgeuse (alpha Ori) on the lower left-hand side.
The nebula is extremely faint, so it's absolutely impossible to recognize that in naked eyes by using of any methods. This nebula has a number of Sh2-264 officially.

To Monochrome reversed image(99KB)



Copyright(c) 2011 by Naoyuki Kurita, All rights reserved.
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