Celestial hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  48 Ori  ·  48 sig Ori  ·  50 Ori)  ·  50 zet Ori  ·  Alnitak  ·  B33  ·  Flame Nebula  ·  HD290761  ·  HD290766  ·  HD290767  ·  HD290768  ·  HD290773  ·  HD290808  ·  HD290812  ·  HD290814  ·  HD290815  ·  HD290849  ·  HD290852  ·  HD290853  ·  HD290854  ·  HD294272  ·  HD294273  ·  HD294278  ·  HD294279  ·  HD294280  ·  HD294281  ·  HD294297  ·  HD294298  ·  HD294300  ·  HD294301  ·  And 72 more.
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Horsehead and Flame Nebulae in HaLRGB, Travis Cunningham
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Horsehead and Flame Nebulae in HaLRGB

Getting plate-solving status, please wait...
Horsehead and Flame Nebulae in HaLRGB, Travis Cunningham
Powered byPixInsight

Horsehead and Flame Nebulae in HaLRGB

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Description

This is probably the most photographed target in the sky and this is my take on it.

Since I live in a Bortle 5 location and I wanted to extract as much detail as possible, I created a synthetic luminance channel to combine both Ha and L data with this PixInsight PixelMath formula: (Ha + L) / 2

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Sky plot

Sky plot

Histogram

Horsehead and Flame Nebulae in HaLRGB, Travis Cunningham