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26P/Grigg-Skjellerup
26P/Grigg-Skjellerup 2013 Sep. 06.81 UT: m1=[15.0, NEGATIVE… 50.8-cm L (307x)… Sandor Szabo (Hungary) [Comet is not seen, fainter than 15.0 mag] 2013 Aug. 27.38 UT: m1=14.9 CCD, Dia.=1.…