Contains:M 43, NGC 1982, NGC 1977, NGC 1980, M 42, Great Nebula in Orion, NGC 1976, NGC 1975, NGC 1981, NGC 1973, The star 45Ori, The star ιOri, The star θ2Ori, The star θ1Ori, The star 42Ori
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M42 in LRGB+Ha, 




    

        Peter Folkesson
M42 in LRGB+Ha

M42 in LRGB+Ha

Technical card

Resolution: 4413x3336

Dates: Nov. 26, 2016Nov. 27, 2016Dec. 2, 2016

Frames:
Baader Blue 1.25" Filter: 50x10" (gain: 200.00) -20C bin 1x1
Baader Blue 1.25" Filter: 54x30" (gain: 200.00) -20C bin 1x1
Baader Green 1.25" Filter: 35x10" (gain: 200.00) -20C bin 1x1
Baader Green 1.25" Filter: 57x30" (gain: 200.00) -20C bin 1x1
Baader Ha 1.25" 7nm: 85x20" (gain: 200.00) -20C bin 1x1
Baader Ha 1.25" 7nm: 85x90" (gain: 200.00) -20C bin 1x1
IDAS LPS D1: 201x10" (gain: 200.00) -20C bin 1x1
IDAS LPS D1: 140x30" (gain: 200.00) -20C bin 1x1
Baader Red 1.25" Filter: 43x10" (gain: 200.00) -20C bin 1x1
Baader Red 1.25" Filter: 60x30" (gain: 200.00) -20C bin 1x1

Integration: 6.1 hours

Darks: ~100

Flats: ~100

Bias: ~200

Avg. Moon age: 19.09 days

Avg. Moon phase: 6.53%

Bortle Dark-Sky Scale: 5.00

Temperature: 3.00

Astrometry.net job: 1369147

RA center: 83.895 degrees

DEC center: -5.350 degrees

Pixel scale: 1.905 arcsec/pixel

Orientation: 87.238 degrees

Field radius: 1.464 degrees

Locations: Backyard, Borås, Sweden

Data source: Unknown

Description

2016-11-26 18:00-04:00
Clear, some wind, no moon, 85% humidity, 3 degrees C

2016-11-27 18:00-01:00
Low clouds, windy, no moon, 60% humidity, 0 degrees C

2016-12-02 18:30-02:30
Clear, no wind, no moon, 75% humidity, -3 degrees C

Comments

Author

petfol
Peter Folkesson
License: None (All rights reserved)
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M42 in LRGB+Ha, 




    

        Peter Folkesson