2017 October 5, 03:18:33 UT Orbital elements: C/2017 S3 (PANSTARRS) Epoch 2018 Aug. 30.0 TT = JDT 2458360.5 T 2018 Aug. 16.07799 TT Sato q 0.2081272 (2000.0) P Q z +0.0002210 Peri. 255.93132 +0.21648820 -0.96416765 +/-0.0003912 Node 171.06769 +0.20838483 +0.19908178 e 0.9999540 Incl. 99.03390 -0.95378646 -0.17534878 From 30 observations 2017 Aug. 17-Sept. 27, mean residual 0".40. Epoch 2017 Oct. 14.0 TT = JDT 2458040.5 T 2018 Aug. 16.07550 TT Sato q 0.2080155 (2000.0) P Q z +0.0002844 Peri. 255.93764 +0.21631373 -0.96416083 +/-0.0003912 Node 171.05061 +0.20827325 +0.19930381 e 0.9999408 Incl. 99.03849 -0.95385042 -0.17513393 Residuals in seconds of arc 170817 F51 0.0 0.2- 170924 926 0.3- 0.7- 170925 H06 0.2- 0.6+ 170817 F51 0.0 0.1+ 170924 926 0.2+ 0.2- 170926 926 0.0 0.3- 170817 F51 0.1+ 0.1- 170924 926 0.4+ 0.4- 170926 926 0.8+ 0.5- 170817 F51 0.2- 0.1- 170924 568 0.1+ 0.4- 170926 926 0.7+ 0.2+ 170907 F51 0.0 0.8+ 170924 568 0.1+ 0.3- 170926 J01 0.3+ 0.7+ 170907 F51 0.1- 0.3+ 170924 568 0.1- 0.3- 170926 J01 0.2+ 0.4+ 170907 F51 0.0 0.2+ 170924 568 0.1+ 0.3- 170926 J01 0.2- 0.7+ 170923 F51 0.0 0.1- 170924 568 0.0 0.4- 170927 J22 1.0- 1.1+ 170923 F51 0.0 0.5- 170924 568 0.0 0.4- 170927 J22 (3.3- 3.0+) 170923 F51 0.2+ 0.4- 170925 H06 0.6- 0.5+ 170923 F51 0.2+ 0.3- 170925 H06 0.5- 0.2+ --