2017 June 10, 02:42:32 UT Orbit-1 Orbital elements: C/2017 K5 (PANSTARRS) T 2020 Mar. 6.65115 TT Sato q 7.6146427 (2000.0) P Q Peri. 171.47952 +0.20866642 +0.17257386 Node 103.41087 -0.94546797 +0.28731036 e 1.0 Incl. 81.73972 -0.25009727 -0.94216295 From 17 observations 2017 May 27-June 1, mean residual 0".28. Residuals in seconds of arc 170527 F51 0.1+ 0.3+ 170528 568 0.0 0.1- 170530 291 0.2- 0.5+ 170527 F51 0.2+ 0.0 170529 U69 0.1+ 0.3+ 170530 291 0.1- 0.4+ 170527 F51 0.1+ 0.2- 170529 U69 0.1+ 0.0 170601 H21 0.4+ 0.3- 170527 F51 0.1- 0.1- 170530 734 0.6- 0.8- 170601 H21 0.3+ 0.1- 170528 568 0.0 0.2- 170530 734 0.1- 0.0 170601 H21 0.0 0.0 170528 568 0.1+ 0.2- 170530 291 0.3- 0.5+ Orbit-2 Orbital elements: C/2017 K5 (PANSTARRS) Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 T 2019 Apr. 20.07663 TT Sato q 9.3053639 (2000.0) P Q n 0.01117041 Peri. 143.51578 +0.12605663 +0.28972723 a 19.8193740 Node 105.88005 -0.96734823 -0.17608424 e 0.5304915 Incl. 80.54563 +0.21987979 -0.94077227 P 88.23 From 17 observations 2017 May 27-June 1, mean residual 0".26. Epoch 2017 June 16.0 TT = JDT 2457920.5 T 2019 Apr. 16.59595 TT Sato q 9.3071054 (2000.0) P Q n 0.01116481 Peri. 143.36873 +0.12515419 +0.28958112 a 19.8259970 Node 105.85582 -0.96690731 -0.17872503 e 0.5305605 Incl. 80.56378 +0.22232114 -0.94031917 P 88.28 Residuals in seconds of arc 170527 F51 0.1- 0.4+ 170528 568 0.1+ 0.2- 170530 291 0.1- 0.4+ 170527 F51 0.1+ 0.1+ 170529 U69 0.2+ 0.3+ 170530 291 0.0 0.4+ 170527 F51 0.0 0.2- 170529 U69 0.2+ 0.1- 170601 H21 0.2+ 0.2- 170527 F51 0.2- 0.0 170530 734 0.5- 0.9- 170601 H21 0.1+ 0.0 170528 568 0.1+ 0.2- 170530 734 0.0 0.1- 170601 H21 0.1- 0.1+ 170528 568 0.1+ 0.2- 170530 291 0.1- 0.4+ --