Hemisphere:  Southern  ·  Contains:  Horsehead nebula  ·  IC 434  ·  IC 435  ·  NGC 2023  ·  NGC 2024  ·  The star Alnitak (ζOri)
Horsehead and Flame Nebula in HaRGB, 


            Eduardo Oliveira
Horsehead and Flame Nebula in HaRGB
Powered byPixInsight

Horsehead and Flame Nebula in HaRGB

Technical card

Imaging telescopes or lenses: Megrez 90

Imaging cameras: Atik 314L+ Mono

Mounts: Orion Atlas EQ-G

Guiding telescopes or lenses: Orion ShortTube 80

Guiding cameras: ZWO ASI 120 MM

Focal reducers: Televue TRF-2008

Software: Maxim DL 5 MaximDL 5  ·  PHD GUIDING

Filters: Baader Planetarium LRGB CCD 1.25"  ·  Baader Planetarium H-Alpha 7nm 1.25"

Accessory: ATIK EFW2

Dates:Oct. 12, 2015Oct. 13, 2015

Baader Planetarium H-Alpha 7nm 1.25": 36x300" -10C bin 1x1
Baader Planetarium LRGB CCD 1.25": 10x300" -10C bin 1x1

Integration: 3.8 hours

Darks: ~17

Flats: ~17

Bias: ~30

Avg. Moon age: 14.77 days

Avg. Moon phase: 0.23%

Bortle Dark-Sky Scale: 4.00

Basic astrometry details

Astrometry.net job: 822180

RA center: 5h 41' 17"

DEC center: -2° 10' 48"

Pixel scale: 2.881 arcsec/pixel

Orientation: 83.254 degrees

Field radius: 0.686 degrees

Resolution: 1371x1029

Locations: Backyard (Diamantina, MG, Brazil), Diamantina, Minas Gerais, Brazil

Data source: Backyard


This is the combination of Ha and RGB frames. I think post-processing can improve, but its what I managed to get for now.



Eduardo Oliveira
License: None (All rights reserved)

Sky plot

Sky plot


Horsehead and Flame Nebula in HaRGB, 


            Eduardo Oliveira