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Kalender (German)
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SH2-261
An emission nebula in Orion.
Click on the images for a full scale version.
H-Alpha, Continuum
Color mapping:
Red to Red-violet (heat map): H-Alpha + Continuum Green: High pass filtered H-Alpha + Continuum
H-Alpha, Continuum
Color mapping:
Red to yellow (heat map): H-Alpha + Continuum Blue: Continuum
Image data:
FOV:
0.66° x 0.50°
Date:
2019
Location:
Pulsnitz, Germany
Instrument:
400mm Newton at f=1520mm
Camera Sensor:
Panasonic MN34230
Total exposure times:
H-Alpha (3nm):
1.7 hours
NIR (as continuum):
0.30 hours
Image processing:
Continuum subtraction
Deconvolution
Color composition
Dynamic range compression
continuum addition
Tonal correction
Only deterministic image processing (no manual retouching) and no saturation enhancement after color composite.
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