Contains: M 37, NGC 2099, M 36, NGC 1960, M 38, NGC 1912, IC 417, IC 410, Flaming Star nebula, IC 405, The star 118Tau, The star 125Tau, The star φAur, The star 19Aur, The star 14Aur, The star σAur, The star χAur, The star 136Tau, The star 16Aur, El Nath (βTau), The star Elnath
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Auriga Super Wide Field In H-alpha

Technical card

Resolution: 788x1080

Dates: Feb. 8, 2018

Frames: 155x300"

Integration: 12.9 hours

Avg. Moon age: 22.90 days

Avg. Moon phase: 42.07% job: 1929024

RA center: 83.303 degrees

DEC center: 31.369 degrees

Pixel scale: 44.356 arcsec/pixel

Orientation: 19.908 degrees

Field radius: 8.236 degrees


This is a 2 x 1 mosaic in H-alpha of Auriga using a Canon 100mm lens. It is about 10 x 20 degrees of sky. Dealing with all the stars (> 30000 per frame!) was a big challenge. Also Simeis 147 (spagetti like nebula in lower frame) is very faint so processing it to be visible was tough.






Reworked with help from 'StarFood' on CN - thanks!

Sky plot

Sky plot


Auriga Super Wide Field In H-alpha,