Contains:NGC 884, Double cluster, NGC 869, The star 7Per
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A Fast double cluster, 




    

        Edoardo Luca Radi...
A Fast double cluster

A Fast double cluster

Technical card

Resolution: 1600x1200

Dates: Dec. 16, 2017

Frames:
Astrodon B CCD 1.25": 6x300" bin 1x1
Astrodon G CCD 1.25": 5x300" bin 1x1
Astrodon R CCD 1.25": 6x300" -10C bin 1x1

Integration: 1.4 hours

Darks: ~30

Flats: ~20

Bias: ~50

Avg. Moon age: 27.94 days

Avg. Moon phase: 2.85%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 2096076

RA center: 35.251 degrees

DEC center: 57.155 degrees

Pixel scale: 2.471 arcsec/pixel

Orientation: 3.250 degrees

Field radius: 0.686 degrees

Data source: Unknown

Description

A test exposure on the Pouble Cluster of Perseus taken from Lierna on Lake of Como with my good friend Luigi

This shot was "forgotten" on my hard disk cause short exposure and "poor" data, but when the sky is cloudy for many months, every single photon COUNTS :-D

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Author

astroedo
Edoardo Luca Radi...
License: Attribution-NonCommercial-NoDerivs Creative Commons
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A Fast double cluster, 




    

        Edoardo Luca Radi...

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