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Technical card

Resolution: 3312x2180

Dates: Dec. 23, 2016Jan. 25, 2017

Frames:
73x30" ISO100 10C
56x240" ISO100 13C

Integration: 4.3 hours

Darks: ~36

Flats: ~44

Flat darks: ~44

Bias: ~40

Avg. Moon age: 25.28 days

Avg. Moon phase: 20.49%

Bortle Dark-Sky Scale: 5.00

Astrometry.net job: 1469338

RA center: 83.760 degrees

DEC center: -5.360 degrees

Pixel scale: 1.729 arcsec/pixel

Orientation: 91.098 degrees

Field radius: 0.952 degrees

Locations: Idice, Bologna, BO, Italy

Description

First time with HDR! 30s + 240s

Comments

Author

pterodattilo
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Sky plot

Sky plot

Histogram

M42 - Orion Nebula HDR, pterodattilo