C/2017 S7 Lemmon
- C/2017 S7 Lemmon 2017 October 17 01:35 UT, 4x 5min, 16" f/2.5, SBIG 8300M
Roland Fichtl
- C/2017 S7 Lemmon 2017 October 15 10:59 UT, 3x600s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado
- C/2017 S7 Lemmon 2017 October 01 1.23 UT, 12x240sec. 12"/4 G3-16200 2x2
Michael Jäger
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