2021 August 25, 10:54:37 UT Orbital elements: P/2014 W12 = 2021 Q1 (Gibbs) Epoch 2021 May 26.0 TT = JDT 2459360.5 T 2021 May 14.67747 TT Sato q 1.6740074 (2000.0) P Q n 0.15147429 Peri. 36.81585 +0.90886898 +0.39660392 a 3.4853262 Node 299.33706 -0.40920056 +0.78803394 e 0.5196985 Incl. 8.51529 -0.08069741 +0.47085861 P 6.51 From 93 observations 2008 Nov. 30-2021 Aug. 17, mean residual 0".62. Epoch 2014 Oct. 30.0 TT = JDT 2456960.5 T 2014 Nov. 15.10834 TT Sato q 1.6746180 (2000.0) P Q n 0.15148366 Peri. 36.96956 +0.90983626 +0.39437227 a 3.4851825 Node 299.32393 -0.40727839 +0.78904321 e 0.5195035 Incl. 8.51573 -0.07951284 +0.47104281 P 6.51 Epoch 2021 Sept. 23.0 TT = JDT 2459480.5 T 2021 May 14.66296 TT Sato q 1.6739964 (2000.0) P Q n 0.15153545 Peri. 36.81168 +0.90882298 +0.39670906 a 3.4843884 Node 299.33462 -0.40929267 +0.78798964 e 0.5195724 Incl. 8.51514 -0.08074842 +0.47084418 P 6.50 Residuals in seconds of arc (or two decimals in units of degrees) 081130 703 1.0+ 0.9- 141201 W96 0.8+ 0.4- 141205 I47 0.1- 0.6- 081130 703 1.2- 0.3- 141201 807 0.6- 0.1+ 141205 I47 1.3- 1.3- 081130 703 0.7+ 0.8- 141201 W96 0.5- 0.1- 141206 958 0.4+ 1.4- 081130 703 0.7- 0.7+ 141201 807 0.5- 0.1+ 141206 958 0.8+ 1.2- 140621 F51 0.1- 0.4+ 141201 W96 0.5- 0.1- 141206 958 0.5+ 1.9- 140621 F51 0.2- 0.1+ 141201 W96 0.5- 0.1- 141212 Q62 0.6+ 0.7+ 140621 F51 0.1- 0.1+ 141201 H06 0.2- 0.4+ 141212 Q62 0.5+ 0.8+ 140621 F51 0.1- 0.0 141201 G96 0.2+ 0.1+ 141212 Q62 0.6+ 0.9+ 140624 W84 0.2+ 0.1- 141201 H06 0.1- 0.2+ 141214 349 (2.3+ 1.0-) 140624 W84 0.1+ 0.1- 141201 G96 0.4+ 0.1+ 141214 349 (2.9+ 2.0-) 140624 W84 0.4+ 0.1- 141201 G96 0.0 0.1+ 141223 215 1.6+ 0.1- 140627 F51 0.1- 0.1- 141201 G96 0.2- 0.3+ 141223 215 1.1+ 0.2- 140627 F51 0.0 0.0 141201 H06 0.2+ 0.1+ 141223 215 0.9+ 0.7- 140627 F51 0.1+ 0.1- 141201 G96 0.0 0.3+ 141225 H06 1.7+ 1.0+ 140627 F51 0.3+ 0.1+ 141201 G96 0.1- 0.1+ 141225 H06 1.0+ 0.9+ 140703 F51 0.1+ 0.1+ 141201 G96 0.3+ 0.1+ 141225 H06 2.0+ 0.2+ 140703 F51 0.1+ 0.5- 141201 G96 0.2+ 0.4+ 150104 349 0.2+ 0.5- 140703 F51 0.2+ 0.1+ 141201 H06 0.1+ 0.3- 150104 349 1.2+ 1.0+ 141130 G96 1.3- 0.0 141201 H06 0.6- 1.5- 150107 H06 0.4+ 1.5- 141130 G96 0.4- 0.3+ 141201 H06 0.5+ 0.6- 150107 H06 0.3+ 1.0- 141130 G96 1.0- 0.2+ 141201 H06 0.1- 0.9- 150107 H06 0.4+ 0.5- 141130 G96 1.7- 0.4+ 141201 H06 0.6+ 1.0- 210807 H06 0.8- 1.2+ 141130 G96 0.6- 0.2- 141201 H21 0.6+ 1.2+ 210807 H06 0.8- 1.2+ 141130 G96 0.3- 0.5- 141201 H21 0.6+ 1.1+ 210816 Z84 0.4- 0.5+ 141130 G96 0.2- 0.0 141202 H21 0.3+ 1.0+ 210816 Z84 0.3+ 0.6+ 141130 G96 0.5- 0.2- 141204 807 0.0 0.4+ 210816 Z84 0.1- 0.1+ 141201 W96 0.3- 0.1- 141204 807 0.2- 0.3+ 210817 Z84 0.2+ 0.5+ 141201 W96 0.6- 0.4+ 141204 807 0.1+ 0.2+ 210817 Z84 0.2- 0.2+ 141201 W96 0.3- 0.3+ 141204 807 0.2- 0.1+ 210817 Z84 0.4+ 0.5+ 141201 807 0.5- 0.2+ 141204 807 0.3- 0.1- 210818 A77(0.06+ 0.00 ) 141201 W96 1.1- 0.1+ 141204 G40 0.2- 0.0 210818 A77(0.05+ 0.00 ) 141201 807 0.4- 0.1+ 141204 G40 0.0 0.2- 210818 A77(0.05+ 0.00 ) 141201 807 0.5- 0.0 141205 I47 0.2- 0.4- 2021 August 22, 08:01:44 UT Orbital elements: P/2014 W12 = 2021 Q1 (Gibbs) Epoch 2021 May 26.0 TT = JDT 2459360.5 T 2021 May 14.67683 TT Sato q 1.6739828 (2000.0) P Q n 0.15147416 Peri. 36.81307 +0.90885859 +0.39662781 a 3.4853282 Node 299.33831 -0.40922087 +0.78802153 e 0.5197058 Incl. 8.51538 -0.08071146 +0.47085926 P 6.51 From 75 observations 2014 Nov. 30-2021 Aug. 17, mean residual 0".61. --