2_20701.txt c_pk16s010.txt P/2016 S1 PANSTARRS P/2016 S1 PK16S010 P/2016 S1 (PANSTARRS) 2017 03 16.8353 2.411908 0.708747 273.6193 227.5398 94.6903 2017 06 16 12.0 2000.0 4.0