Celestial hemisphere:  Southern  ·  Constellation: Scorpius (Sco)  ·  Contains:  IC 4592  ·  IC 4601  ·  The star νSco  ·  The star χOph  ·  The star ψOph  ·  The star ω1Sco  ·  The star ω2Sco
Blue Horsehead IC4592, 1074j
Blue Horsehead IC4592
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Blue Horsehead IC4592

Equipment

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Acquisition details

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Description

A tough object made harder by my subs having some bad gradients. L 20x150s, RGB 10x150s each. Shot with the Canon 135mm wide open at f/2.

Version B reprocessed from the beginning.

Version C corrected the blue channel as it was way too high.

Comments

Revisions

  • Blue Horsehead IC4592, 1074j
    Original
  • Blue Horsehead IC4592, 1074j
    B
  • Final
    Blue Horsehead IC4592, 1074j
    C

Sky plot

Sky plot

Histogram

Blue Horsehead IC4592, 1074j