Contains:  NGC 2244, Rosette nebula, NGC 2239, The star 12Mon
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Rosette nebula - narrowband combination (Ha-OIII-SII), 




    

        Vittorio
Rosette nebula - narrowband combination (Ha-OIII-SII)

Rosette nebula - narrowband combination (Ha-OIII-SII)

Technical card

Resolution: 4518x3415

Dates: Jan. 17, 2018Jan. 18, 2018Jan. 19, 2018Jan. 21, 2018

Frames:
Baader Planetarium H-Alpha 7nm 36mm: 29x300" bin 1x1
Baader Planetarium H-Alpha 7nm 36mm: 16x180" (gain: 139.00) -20C bin 1x1
Baader Planetarium OIII 8.5nm 36mm: 60x300" (gain: 139.00) bin 1x1
Baader Planetarium SII 8nm 36mm: 30x300" (gain: 139.00) bin 1x1

Integration: 10.7 hours

Darks: ~100

Flats: ~100

Bias: ~500

Avg. Moon age: 1.95 days

Avg. Moon phase: 6.10%

Bortle Dark-Sky Scale: 5.00

Temperature: 5.00

Astrometry.net job: 1902735

RA center: 98.000 degrees

DEC center: 4.944 degrees

Pixel scale: 1.443 arcsec/pixel

Orientation: 271.943 degrees

Field radius: 1.135 degrees

Locations: Balcone/poggiolo/pergolo orientato a Sud, Venezia, Italia, Italy

Data source: Unknown

Description

I used this combination in pixelmath (pixinsight):
R: 76% Ha + 24% SII
G: 50% OIII + 50% Ha
B: 85% OIII + 15% Ha

Comments

Author

Vittorio
Vittorio
License: None (All rights reserved)
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Revisions

  • Rosette nebula - narrowband combination (Ha-OIII-SII), 




    

        Vittorio
    Original
  • Final
    Rosette nebula - narrowband combination (Ha-OIII-SII), 




    

        Vittorio
    B

B

with more integration in OIII and SII

Sky plot

Sky plot

Histogram

Rosette nebula - narrowband combination (Ha-OIII-SII), 




    

        Vittorio