172P/Yeung
172P/Yeung
2018 July 09 08:08 UT, 7x300s, m=19.4, 11" SCT f/6.4, STF-8300M, Mike Olason, Denver Colorado
172P/Yeung
2016 April 02 22:00 UT, 5x 5min, Newton 400mm f/3.3, SBIG 8300M Roland Fichtl
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