2017s3 20180722 tprystavski

Comet C/2017 S3 (PANSTARRS) 2018 Jul. 22 00:33UT: m2=12.2 Af(Rho)=286±26 Dia.=&3.9'… 0.20-m f/4 reflector + DSLR… Taras Prystavski (Lviv, Ukraine)

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