Abell 7 (PK 215-30.1) Planetary Nebula in Lepus

Abell 7 (PK 215 -30.1) is a 13 arc.minutes diameter measuring nearly round Planetary Nebula with very low surface brightness.Only Ha and OIII-lines helped to detect this object as you can it here.

This PN has an age of only 20.000 years with a very old central star aged some 10 billion years.Its real distance is about 1.800 light-years.

The small galaxy to the upper right (north is upside) is labeled as PGC16611.

 

position (epoch 2000):

Ra.: 05h 03m 07.53s
Decl.: −15° 36′ 22.7″

 

image data:

LR(+Ha)G(+OIII)B(+OIII)

L = 10 x 1200s
RGB = 7 x 1200s each
Ha = 12 x 2400s
OIII = 12 x 2400s

a total of 26.33 hours

80cm f/7 AstroOptik Keller corrected cassegrain

FLI Proline 16803 Astrodon LRGB GenII filters

Prompt 7 CTIO/UNC Chile,remote controlled

image processing: Bernd Flach-Wilken

 

Here you find Abell 7 in a 22.2 arc-minutes-squared FOV.

For full resolution click HERE

 

Last modified on Friday, 17 January 2020 18:07

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