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Contains:  46 ksi Per, California nebula, IC2005, Menkib, NGC 1499, NGC1499, Sh2-220, The star ξPer
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California Nebula in HA, 


            Tristan Campbell
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California Nebula in HA

Technical card

Dates:Jan. 18, 2020

Frames: 52x300"

Integration: 4.3 hours

Avg. Moon age: 23.14 days

Avg. Moon phase: 39.48%

Bortle Dark-Sky Scale: 5.00 job: 3192090

RA center: 4h 0' 12"

DEC center: +36° 31' 3"

Pixel scale: 1.411 arcsec/pixel

Orientation: 94.526 degrees

Field radius: 1.145 degrees

Resolution: 4656x3520

Locations: Home, Harrogate, North Yorkshire, United Kingdom

Data source: Backyard


Finally a clear night for first time in weeks. Hoping to add OIII + SII should the clear spell last more than one night.



Tristan Campbell
License: None (All rights reserved)

Sky plot

Sky plot


California Nebula in HA, 


            Tristan Campbell