Thursday, 21 August 2014

NGC 7293 - The Helix nebula

NGC 7293 / Helix Nebula
Constellation - Aquarius
Planetary nebula
Distance 900ly
Mag 7.6

Date 20/8/14
Transparency - average
SQM 21.28

Telescope - 16" f/4.5
EP - 17mm Nagler x111

Sketch notes
Very large and diffuse in the centre, top and bottom.
The Lumicon OIII really improved the contrast on the PN compared to the smaller ones.
A couple very faint stars inside but transparency made it very tricky seeing them.

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