Celestial hemisphere:  Southern  ·  Constellation: Aquarius (Aqr)  ·  Contains:  Helix nebula  ·  NGC 7293
Deep in the Heart of Mordor... The Helix, NGC 7293, Andy 01
Deep in the Heart of Mordor... The Helix, NGC 7293
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Deep in the Heart of Mordor... The Helix, NGC 7293

Deep in the Heart of Mordor... The Helix, NGC 7293, Andy 01
Deep in the Heart of Mordor... The Helix, NGC 7293
Powered byPixInsight

Deep in the Heart of Mordor... The Helix, NGC 7293

Equipment

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Acquisition details

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Description

... Sauron's Eye is watching!

75hrs data gathered over 2 months from Melbourne, Australia. (of which 64 hrs made the final cut).

Pushed the data pretty hard to get the outer chevrons & fiiigree details to seperate from the LP at my inner suburban location, so there's some noise present to maintain the signal!

30hrs 3nm Ha 1800 secs

30Hrs 3nm Ha Bin x 2 1200 secs

11 Hrs O3 1800 secs

1hr each RG & B 120secs

Wanted to show the O3 eye structures in the iris, so plenty of masking used in PS to balance the Ha/O3 present.

Big project - hopefully finished now!

Processed in AstropixelProcessor & PS.

Thanks for looking, C&C welcome

APOD : https://apod.nasa.gov/apod/ap190213.html

IAPOTY Shortlisted image - https://www.theguardian.com/science/gallery/2019/jun/19/astronomy-photographer-of-the-year-2019-shortlist-in-pictures

Comments

Revisions

  • Deep in the Heart of Mordor... The Helix, NGC 7293, Andy 01
    Original
  • Deep in the Heart of Mordor... The Helix, NGC 7293, Andy 01
    B
  • Deep in the Heart of Mordor... The Helix, NGC 7293, Andy 01
    C
  • Deep in the Heart of Mordor... The Helix, NGC 7293, Andy 01
    D
  • Final
    Deep in the Heart of Mordor... The Helix, NGC 7293, Andy 01
    E

C

Description: This version has very little noise reduction, so it has more detail, but more noise too!

Uploaded: ...

D

Description: Tried Topaz Noise reduction - works well!

Uploaded: ...

E

Description: Sharpened LUM layer - rebalanced noise vs. NR with Topaz

Uploaded: ...

Sky plot

Sky plot

Histogram

Deep in the Heart of Mordor... The Helix, NGC 7293, Andy 01