M51 (with good resolution)

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Dan Paris Senior Member • Posts: 1,033
M51 (with good resolution)
7

2021 version, with better resolution (FWHM 2")

Equipment and acquisition details as usual :

200/800 astrograph with Zen optics + GPU corrector
ASI1600MM camera with LRGB filters
Luminance : 222*30sec
Chrominance : 40*30sec each channel
Preprocessing with SIril, processing with PI
Shot from suburban skies (20km from Eiffel Tower)

regards,

Dan

 Dan Paris's gear list:Dan Paris's gear list
Sigma DP2 Merrill Ricoh GR II Pentax K-1 II Pentax smc FA 31mm F1.8 AL Limited Pentax smc FA 77mm 1.8 Limited +7 more
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