2018 January 8, 01:38:36 UT Orbital elements: C/2017 AB5 (PANSTARRS) Epoch 2018 Feb. 11.0 TT = JDT 2458160.5 T 2018 Mar. 5.68275 TT Sato q 9.2071586 (2000.0) P Q z -0.0000118 Peri. 79.26120 -0.42424115 -0.82966894 +/-0.0002560 Node 42.60068 +0.46633721 -0.54365713 e 1.0001085 Incl. 32.41696 +0.77624034 -0.12683205 From 23 observations 2017 Dec. 9-2018 Jan. 7, mean residual 0".31. Residuals in seconds of arc 171209 F51 0.0 0.1- 180106 926 0.2+ 0.3- 180107 K88 0.2- 0.5+ 171209 F51 0.0 0.0 180106 H36 0.4- 0.1- 180107 K88 0.0 0.6+ 171209 F51 0.0 0.1+ 180106 926 0.3- 0.2+ 180107 K88 0.0 0.1+ 180105 F51 0.2+ 0.2- 180106 926 0.2- 0.6+ 180107 J95 0.3- 0.6- 180105 F51 0.2+ 0.2+ 180106 H36 0.5- 0.0 180107 J95 0.1+ 0.3- 180105 F51 0.2+ 0.1- 180106 J95 0.2+ 0.4- 180107 J95 0.2- 0.1+ 180105 F51 0.0 0.2+ 180106 J95 0.9+ 0.0 180107 J95 0.3+ 0.0 180106 H36 0.5- 0.2- 180106 J95 0.4+ 0.5- --