Deep Sky Object in Autumn
PK107+7.1 (Planetary Nebula in Cepheus)

Click on image to enlarge

Date & Time: Nov 27 2021, from 19:18 to 22:26 JST(+0900)
Composed 18 shots with 5 minutes exposed
Optical: TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
with IDAS LPS-V4 Light-pollution suppression filter
Auto-guided with TAKAHASHI JP Equatorial & SBIG STV
Digital Camera: Canon EOS 6D (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(5472×3648)
Device Size...36×24mm, Sensitivity...ISO2500


PK107+7.1 / Planetary Nebula
R.A.22h 13m 22.8s (2000.0)
Dec.+65°53' 55" (2000.0)
Apparent Size15.0'
Real SizeN/A
Magnitude -
DistanceN/A
This image shows you a comparatively larger planetary nebula in the center of pentagon of Cepheus. The nebula has an apparent diameter of approx. 15 arc minutes and the reddish H-alpha light is dominant. Although it is hardly recognized in this image, a central star has a brightness of 17.7th magnitude. It is considered that the nebula is fairly ancient planetary with the released gaseous matters distributed from the star.
This image has been cropped with an equivalent focal length of 700mm.



PK104-29.1 (Jones 1)
Around PK136+5.1 & Abell 6

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