2_20701.txt c_ck23p010.txt C/2023 P1 Nishimura C/2023 P1 CK23P010 C/2023 P1 (Nishimura) 2023 09 17.6419 0.225135 0.996060 116.2994 66.8347 132.4772 2023 11 28 10.0 2000.0 4.0