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Contains:  NGC 2252, NGC 2244, Rosette nebula, NGC 2239, The star 12Mon
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NGC 2238 Rosette Nebula, 





    
        

            paolobar
NGC 2238 Rosette Nebula

NGC 2238 Rosette Nebula

Technical card

Resolution: 4564x3430

Dates:March 11, 2019March 13, 2019

Frames:
Astrodon H-a 5 nm 31mm: 26x300" (gain: 200.00) -15C bin 1x1
Astrodon O-III 3nm-31mm: 15x300" (gain: 200.00) -15C bin 1x1
Astrodon SII 3nm 31mm: 16x300" (gain: 200.00) -15C bin 1x1

Integration: 4.8 hours

Darks: ~25

Flats: ~25

Bias: ~300

Avg. Moon age: 5.45 days

Avg. Moon phase: 30.49%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 19.90

Temperature: 9.00

Astrometry.net job: 2583932

RA center: 97.913 degrees

DEC center: 4.944 degrees

Pixel scale: 2.019 arcsec/pixel

Orientation: 140.428 degrees

Field radius: 1.601 degrees

Data source: Traveller

Description

Processed with classical Hubble palette. For sure needs more data, and better attention to process the color of the stars, probably I need to remove the stars and substitute them with RGB data. Probably I've to wait until the next year (for the data)...

Comments

Author

paolobar
paolobar
License: None (All rights reserved)
300
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NGC 2238 Rosette Nebula, 





    
        

            paolobar