2_20701.txt c_pk16a020.txt P/2016 A2 Christensen P/2016 A2 PK16A020 P/2016 A2 (Christensen) 2015 06 22.9797 3.458463 0.271605 141.6620 291.6174 26.4057 2019 12 08 11.5 2000.0 4.0