Celestial hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  B33  ·  Flame Nebula  ·  Horsehead nebula  ·  IC 434  ·  LBN 953  ·  LBN 954  ·  NGC 2023  ·  Orion B  ·  Sh2-277
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B 33 - Horsehead (HaRGB), 



    
        

            Ruediger
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B 33 - Horsehead (HaRGB)

Getting plate-solving status, please wait...
B 33 - Horsehead (HaRGB), 



    
        

            Ruediger
Powered byPixInsight

B 33 - Horsehead (HaRGB)

Acquisition details

Dates:
Nov. 21, 2020
Frames:
Baader Blue (B-CCD) 2": 11×180(33′) (gain: 0.00) -15°C bin 2×2
Baader Green (G-CCD) 2": 25×180(1h 15′) (gain: 0.00) -15°C bin 2×2
Baader H-alpha 35nm: 16×600(2h 40′) (gain: 100.00) -15°C bin 2×2
Baader Red (R-CCD) 2": 16×180(48′) (gain: 0.00) -15°C bin 2×2
Integration:
5h 16′
Darks:
10
Flats:
10
Flat darks:
10
Avg. Moon age:
6.72 days
Avg. Moon phase:
42.94%
Bortle Dark-Sky Scale:
4.00
Mean SQM:
20.80
Temperature:
-1.00

RA center: 05h40m55s.657

DEC center: -02°2745.89

Pixel scale: 0.602 arcsec/pixel

Orientation: -89.984 degrees

Field radius: 0.445 degrees

WCS transformation: thin plate spline

More info:Open 

Resolution: 4435x2945

File size: 60.2 MB

Data source: Backyard

Description

One of the classic targets, but never gets boring. The Horse-Head was the deep space image which made me fall in love in with AP.

The data was gathered in two nights with moderate conditions, some thin clouds and some mist. But I am quite satisfied with the result.

Comments

Sky plot

Sky plot

Histogram

B 33 - Horsehead (HaRGB), 



    
        

            Ruediger