Celestial hemisphere:  Southern  ·  Constellation: Aquarius (Aqr)  ·  Contains:  Helix nebula  ·  NGC 7293
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A helical eye in Aquarius, Andrew Lockwood
A helical eye in Aquarius
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A helical eye in Aquarius

Getting plate-solving status, please wait...
A helical eye in Aquarius, Andrew Lockwood
A helical eye in Aquarius
Powered byPixInsight

A helical eye in Aquarius

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Description

This is a bi-colour narrowband image of the Helix nebula, mapping H-a to red, and OIII to both blue and green channels. All up, it's about 6 hours of 10 minute sub-frames.

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Sky plot

Sky plot

Histogram

A helical eye in Aquarius, Andrew Lockwood