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Whirlpool Galaxy

Whirlpool Galaxy

M51 from 5/16/22. Just over 2 hours of exposure from Bortle 6/7, with the moon blazing overhead.

Seeing and transparency were both pretty good for my area, but boy was it windy. Still, stars came out pretty round, so I'm happy.

Imaging: ASIair Pro, EdgeHD 8, .7x reducer, ASI533mc-P, ZWO UVIR cut filter
Guiding: EQ6-r Pro, ZWO OAG, ASI462mc, Antlia IR-pass filter 685nm
Lights: 28 (300s)
Flats: 60 (1.2s)
Bias: 200 (1ms)
Temp: 0C
Gain: 100

Processed in Siril, final touches in GIMP.

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