Celestial hemisphere:  Northern  ·  Constellation: Monoceros (Mon)  ·  Contains:  NGC 2239  ·  NGC 2244  ·  NGC 2252  ·  Rosette nebula  ·  The star 12Mon
Caldwell 49 - Rosette Nebula (NGC 2239 with monochrom DSLR and Ha/Hb/O3 filters), ToSt
Caldwell 49 - Rosette Nebula (NGC 2239 with monochrom DSLR and Ha/Hb/O3 filters)
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Caldwell 49 - Rosette Nebula (NGC 2239 with monochrom DSLR and Ha/Hb/O3 filters)

Equipment

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Acquisition details

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Description

first usage of my cooled debayered Canon Eos 1000Da

CMOS temperature arround -20°C

EDV: only stacking with Theli and "levels" in Gimp 2.9

( Ha=R , Hb=B , O3=G )

Comments are appreciated

Comments

Sky plot

Sky plot

Histogram

Caldwell 49 - Rosette Nebula (NGC 2239 with monochrom DSLR and Ha/Hb/O3 filters), ToSt