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Contains:  California nebula, NGC 1499, The star ξPer, The star 42Per
Getting plate-solving status, please wait...
C/2016 R2 (PANSTARRS) visiting California!, 


            Björn Hoffmann
C/2016 R2 (PANSTARRS) visiting California!

C/2016 R2 (PANSTARRS) visiting California!

Technical card

Resolution: 1038x1200

Dates:March 14, 2018

Frames: 32x45" ISO800

Integration: 0.4 hours

Darks: ~20

Flats: ~20

Bias: ~20

Avg. Moon age: 26.63 days

Avg. Moon phase: 9.20%

Bortle Dark-Sky Scale: 4.00

Temperature: 3.00 job: 1968830

RA center: 61.197 degrees

DEC center: 35.087 degrees

Pixel scale: 18.363 arcsec/pixel

Orientation: 264.167 degrees

Field radius: 4.047 degrees


I only had a few minutes time before this region went into a large llight-soaked region by a nearby city. I should've started earlier with this, but my priority for last night was the TMC, which came out horrible. However, here I was able to capture the very faint R2 comet!



Björn Hoffmann
License: Attribution-NonCommercial-NoDerivs Creative Commons


  • C/2016 R2 (PANSTARRS) visiting California!, 


            Björn Hoffmann
  • Final
    C/2016 R2 (PANSTARRS) visiting California!, 


            Björn Hoffmann


New try to get the comet visible. Too bad I didn't took more frames on this..

Sky plot

Sky plot


C/2016 R2 (PANSTARRS) visiting California!, 


            Björn Hoffmann