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Hemisphere:  Northern  ·  Contains:  1 Per, 10 Per, 11 Per, 15 eta Per, 4 g Per, 5 Per, 6 Per, 7 chi Per, 8 Per, 9 i Per, B201, Double cluster, IC 1795, IC 1805, IC 1848, IC1795, IC1805, IC1824, IC1848, IC289, Miram, Misam, NGC 1027, NGC 744, NGC 869, NGC 884, NGC 896, NGC 957, NGC1027, NGC657, NGC744, NGC869, NGC884, NGC896, NGC957, PK131-05.1, PK133-08.1, PK136+04.1, PK138+04.1, Sh2-190, Sh2-191, Sh2-192, Sh2-193, Sh2-194, Sh2-195, Sh2-196, Sh2-197, Sh2-198, Sh2-199, Sh2-200, Sh2-201, Sh2-202, The star 11Per, The star 1Per, The star 4Per, The star 7Per, The star 8Per, The star 9Per, The star ηPer, VdB15, k Per
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Double Cluster in Perseus - Reprocess and Crop, 


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Double Cluster in Perseus - Reprocess and Crop

Technical card

Imaging telescopes or lenses: Canon 50mm f/1.8 STM

Imaging cameras: Canon 450 xsi

Mounts: Ioptron Skyguider Pro

Software: XnView  ·  Stellarium  ·  Gimp 2.8  ·  Deepskystacker 4.1.1  ·  PS Align Pro

Accessory: Neewer Intervalometer  ·  Warm Coat and Socks  ·  Sky Atlas 2000  ·  Calvados  ·  Reading Glasses!!!

Dates:Dec. 26, 2018

Frames: 30x150" ISO800

Integration: 1.2 hours

Darks: ~15

Flats: ~10

Avg. Moon age: 19.01 days

Avg. Moon phase: 80.95%

Bortle Dark-Sky Scale: 4.00

Temperature: -5.00 job: 2530928

RA center: 2h 27' 18"

DEC center: +57° 18' 9"

Pixel scale: 21.319 arcsec/pixel

Orientation: -42.170 degrees

Field radius: 8.780 degrees

Resolution: 2648x1360

Locations: My sister Vigga's Garden, Lillehammer, Oppland, Norway

Data source: Backyard


A reprocess of this:

Double Cluster in Perseus

Goal was fix gradient and colour and bring up signal, think worked ok.

Canon Xsi/50mm @f3.5 ISO 800.



License: None (All rights reserved)


  • Final
    Double Cluster in Perseus - Reprocess and Crop, 


  • Double Cluster in Perseus - Reprocess and Crop, 




Description: Full field. I very happy with this as think colour much better and gradient mostly removed.

Sky plot

Sky plot


Double Cluster in Perseus - Reprocess and Crop,