2021 December 07, 22:39:30 UT Orbital elements: P/2021 R8 (Sheppard) Epoch 2021 Sept. 23.0 TT = JDT 2459480.5 T 2021 Oct. 7.51336 TT Sato q 2.1309783 (2000.0) P Q n 0.18793978 Peri. 190.79309 +0.99924429 +0.03789933 a 3.0184935 Node 167.02557 -0.03218180 +0.93118873 e 0.2940259 Incl. 2.20308 -0.02179863 +0.36256197 P 5.24 From 26 observations 2021 Aug. 12-Dec. 7, mean residual 0".33. Epoch 2021 Dec. 12.0 TT = JDT 2459560.5 T 2021 Oct. 7.48567 TT Sato q 2.1309720 (2000.0) P Q n 0.18802067 Peri. 190.78201 +0.99923814 +0.03806130 a 3.0176276 Node 167.02736 -0.03233296 +0.93118487 e 0.2938254 Incl. 2.20329 -0.02185695 +0.36255492 P 5.24 Residuals in seconds of arc 210812 F51 0.0 0.0 210904 F51 0.3- 0.1+ 210930 F52 0.2+ 0.3+ 210812 F51 0.1+ 0.2+ 210904 F51 0.2- 0.0 210930 F52 0.2- 0.0 210812 F51 0.0 0.2- 210904 F51 0.4- 0.5- 211004 F52 0.1+ 0.4+ 210812 F51 0.4+ 0.1- 210905 T09 0.1- 0.0 211006 F51 0.3+ 0.3+ 210817 F51 0.4+ 0.1- 210906 T09 0.0 0.0 211006 F51 0.2+ 0.5+ 210817 F51 0.3+ 0.2+ 210909 F51 0.4- 0.1- 211119 F51 1.0- 0.0 210817 F51 0.3- 0.3- 210912 G96 0.3- 0.2- 211207 H06 0.9+ 0.0 210820 F51 0.6+ 0.0 210912 G96 0.3- 0.4- 211207 H06 0.2+ 0.7- 210904 F51 0.4- 0.2+ 210930 F52 0.4+ 0.2+ --