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Contains:  NGC 457, NGC 436, The star φCas
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The Owl Cluster NGC 457 and NGC 436, 





    
        

            Kharan
The Owl Cluster NGC 457 and NGC 436

The Owl Cluster NGC 457 and NGC 436

Technical card

Resolution: 2436x3264

Dates:Dec. 29, 2015

Frames:
Baader Blue 2": 7x120" -20C bin 1x1
Baader Green 2": 7x120" -20C bin 1x1
Baader L 2'': 49x120" -20C bin 1x1
Baader Red 2": 7x120" -20C bin 1x1

Integration: 2.3 hours

Flats: ~10

Bias: ~100

Avg. Moon age: 18.77 days

Avg. Moon phase: 82.88%

Astrometry.net job: 896641

RA center: 19.511 degrees

DEC center: 58.500 degrees

Pixel scale: 1.105 arcsec/pixel

Orientation: -52.956 degrees

Field radius: 0.625 degrees

Locations: Puolivälinkangas - Oulu, Oulu, Finland

Description

The seeing was a bit hazy, but at least I got most of the tilt sorted out.

Check out version B with the professional annotation.

Comments

Author

Kharan
Kharan
License: None (All rights reserved)
1820
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Revisions

  • Final
    The Owl Cluster NGC 457 and NGC 436, 





    
        

            Kharan
    Original
  • The Owl Cluster NGC 457 and NGC 436, 





    
        

            Kharan
    B

Sky plot

Sky plot

Histogram

The Owl Cluster NGC 457 and NGC 436, 





    
        

            Kharan