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Contains:  Crescent nebula, NGC 6888
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Crescent HaRGB, 





    
        

            pterodattilo
Crescent HaRGB

Crescent HaRGB

Technical card

Resolution: 3052x2332

Dates:July 21, 2019Sept. 20, 2019

Frames:
Astronomik Ha 6nm: 56x600" -10C bin 1x1
Hutech IDAS 2" LPS D1: 137x240" ISO400 23C

Integration: 18.5 hours

Darks: ~65

Flats: ~30

Bias: ~68

Avg. Moon age: 19.75 days

Avg. Moon phase: 74.08%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 2987522

RA center: 302.881 degrees

DEC center: 38.654 degrees

Pixel scale: 1.391 arcsec/pixel

Orientation: 94.234 degrees

Field radius: 0.742 degrees

Locations: Rastignano, Pianoro, Bologna, Italy

Data source: Backyard

Description

HA: SBIG (https://www.astrobin.com/420562/?nc=user)
RGB: Canon

This is the longest integration I ever made with the newton, it came after months of problems on newton, we reviewed the gear completely (primary, secondary mirror, focuser, spider vanes) .

Comments

Author

pterodattilo
pterodattilo
License: None (All rights reserved)
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Crescent HaRGB, 





    
        

            pterodattilo