Contains: M 83, NGC 5236
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Southern Pinwheel (M83) from the Winter Star Party

Technical card

Resolution: 3132x2418

Dates: Feb. 13, 2016

Frames:
Baader Planetarium B 36mm: 14x300" -30C bin 1x1
Baader Planetarium G 36mm: 14x300" -30C bin 1x1
Baader Planetarium R 36mm: 14x300" -30C bin 1x1
Baader Planetarium UV/IR Cut 36mm: 23x300" -30C bin 1x1

Integration: 5.4 hours

Darks: ~31

Flats: ~21

Bias: ~50

Avg. Moon age: 5.42 days

Avg. Moon phase: 29.75%

Bortle Dark-Sky Scale: 4.00

Mean FWHM: 2.00

Astrometry.net job: 1011933

RA center: 204.255 degrees

DEC center: -29.867 degrees

Pixel scale: 0.474 arcsec/pixel

Orientation: -179.939 degrees

Field radius: 0.260 degrees

Locations: Winter Star Party, Big Pine Key, FL, United States

Comments

Author

Vincent Giranda
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Southern Pinwheel (M83) from the Winter Star Party, Vincent Giranda