December 17, 2015A07:07:12 UT Orbital elements: P/2015 X6 (PANSTARRS) = P10pXdF T 2016 Feb. 18.73886 TT q 2.3171715 (2000.0) P Q n 0.22720341 Peri. 319.16755 +0.39311969 -0.91638590 a 2.6598643 Node 107.56179 +0.86286076 +0.33931105 e 0.1288385 Incl. 4.53948 +0.31769200 +0.21237914 P 4.34 From 24 observations 2015 Dec. 7-15, mean residual 0".32. Residuals in seconds of arc 151207 F51 0.0 0.3+ 151208 568 0.3- 0.3- 151214 691 0.3+ 0.2+ 151207 F51 0.1+ 0.2+ 151208 568 0.3- 0.5- 151214 691 0.1- 0.4- 151207 F51 0.4- 0.2+ 151209 291 0.5+ 0.3+ 151214 691 0.1+ 0.1- 151208 H01 0.4+ 0.1+ 151209 291 0.9+ 0.6- 151214 K51 0.2- 0.1- 151208 H01 0.0 0.0 151209 291 0.4+ 0.2+ 151214 K51 0.1- 0.0 151208 H01 0.0 0.0 151210 Q62 0.4- 0.4+ 151214 K51 0.1- 0.0 151208 H01 0.1- 0.1+ 151210 Q62 0.4- 0.2+ 151215 291 0.7+ 0.4+ 151208 568 0.3- 0.5- 151210 Q62 0.3- 0.3+ 151215 291 0.4- 0.2- December 12, 2015A08:37:08 UT Orbital elements: P10pXdF T 2016 Apr. 14.71632 TT Sato q 2.2014343 (2000.0) P Q n 0.17491288 Peri. 342.60379 +0.03998078 -0.99611820 a 3.1665634 Node 105.05019 +0.92613559 +0.00748227 e 0.3047875 Incl. 4.65800 +0.37506587 +0.08770720 P 5.63 From 16 observations 2015 Dec. 7-10, mean residual 0".28. December 09, 2015A08:31:26 UT Orbital elements: P10pXdF T 2015 Aug. 4.6019 TT Sato q 0.478735 (2000.0) P Q Peri. 131.1004 +0.1488003 +0.9880990 Node 147.3954 -0.9275680 +0.1531276 e 1.0 Incl. 4.1475 -0.3427478 +0.0145683 From 13 observations 2015 Dec. 7-9, mean residual 0".61. --