Hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  Great Orion Nebula  ·  M 42  ·  M 43  ·  Mairan's Nebula  ·  NGC 1976  ·  NGC 1977  ·  NGC 1982  ·  Orion Nebula  ·  The star 42Ori  ·  The star 45Ori  ·  The star θ1Ori  ·  The star θ2Ori  ·  the Running Man Nebula
Getting plate-solving status, please wait...
Great Orion Nebula (M42) - LHa-HGBO, 



    
        

            Olivier Ravayrol
Great Orion Nebula (M42) - LHa-HGBO
Powered byPixInsight

Great Orion Nebula (M42) - LHa-HGBO

Getting plate-solving status, please wait...
Great Orion Nebula (M42) - LHa-HGBO, 



    
        

            Olivier Ravayrol
Great Orion Nebula (M42) - LHa-HGBO
Powered byPixInsight

Great Orion Nebula (M42) - LHa-HGBO

Technical card

Imaging telescopes or lenses: Orion 200mm f/5 Newtonian

Imaging cameras: ZWO ASI1600MM Pro

Mounts: Orion Sirius EQ-G (HEQ5) - belt mod

Guiding telescopes or lenses: Orion Short Tube 80/400

Guiding cameras: iNova PL1-M

Focal reducers: Baader Planetarium MPCC Mark III Coma Corrector

Software: Adobe Phosotshop CS5  ·  Adobe Lightroom 5.4  ·  SIRIL

Filters: Astronomik LRGB 1.25"  ·  Astronomik OIII CCD 6nm 1.25"  ·  Astronomik H-Alpha CCD 6nm 1.25"

Accessory: Lacerta Flatfieldbox 290mm  ·  ZWO EFW 8 x 1.25″/31mm  ·  CatsEye TELETUBE - INFINITY - BLACKCAT  ·  Orion Low Profile Focuser  ·  Pierro-Astro Masques de BAHTINOV  ·  Pierro-Astro USB autoguider


Dates:Feb. 24, 2020

Frames:
Astronomik H-Alpha CCD 6nm 1.25": 19x480" (2h 32') ISO15 (gain: 75.00) -20C bin 1x1
Astronomik LRGB 1.25": 20x240" (1h 20') ISO15 (gain: 75.00) -20C bin 1x1
Astronomik LRGB 1.25": 15x120" (30') ISO15 (gain: 75.00) -20C bin 2x2
Astronomik OIII CCD 6nm 1.25": 9x240" (36') ISO15 (gain: 75.00) -20C bin 2x2

Integration: 4h 58'

Darks: 30

Flats: 18

Bias: 100

Avg. Moon age: 0.78 days

Avg. Moon phase: 0.68%

Bortle Dark-Sky Scale: 5.00

Temperature: 8.00


Basic astrometry details

Astrometry.net job: 3335691

RA center: 05h34m53s

DEC center: -05°1821

Pixel scale: 0.777 arcsec/pixel

Orientation: 286.143 degrees

Field radius: 0.601 degrees


Resolution: 4474x3320

Locations: Observatoire personnel, Tournefeuille, Haute-Garonne, France

Data source: Own remote observatory

Description

Great Orion Nebula (M42)

Tournefeuille, France

LHa-HGBO (Narrow band filters 6nm)

Exposure time (long snaphots) :

Bin1x1 : L:1h20, Ha:2h32mn ; Bin2x2 : G:10mn, B:20mn, OIII:36mn

200/1000 mm Newtonian telescope

Camera ZWO ASI1600MM Pro

Preprocessing with SIRIL

Image processing with Photoshop

Final touch with Lightroom

Comments