Contains: Crescent nebula, NGC 6888
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NGC 6888 HA-OIII-OIII

Technical card

Resolution: 2520x1654

Dates: June 10, 2017June 13, 2017June 14, 2017June 15, 2017

Frames:
Castell OIII: 53x360" ISO1600
Optolong H-alpha 12nm: 66x360" ISO1600

Integration: 11.9 hours

Darks: ~10

Flats: ~30

Bias: ~50

Avg. Moon age: 18.36 days

Avg. Moon phase: 83.56%

Astrometry.net job: 1617766

RA center: 302.957 degrees

DEC center: 38.403 degrees

Pixel scale: 2.208 arcsec/pixel

Orientation: 67.109 degrees

Field radius: 0.924 degrees

Locations: Wien, WIen, Austria

Description

I did collect some SII data as well, but the signal was very weak,did not contribute much to the picture and an SHO image i created did not have a nice color scheme, so I decided to drop all SII data.

Comments

Author

Fritz
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Revisions

B

HA

C

OIII

Sky plot

Sky plot

Histogram

NGC 6888 HA-OIII-OIII, Fritz