2019 April 11, 03:30:06 UT Orbital elements: P/2006 F4 = 2019 D2 (Spacewatch) Epoch 2019 July 16.0 TT = JDT 2458680.5 T 2019 Aug. 1.55320 TT Sato q 2.3335757 (2000.0) P Q n 0.14890178 Peri. 31.20129 -0.81769259 +0.57545787 a 3.5253545 Node 184.02846 -0.56242098 -0.80420103 e 0.3380593 Incl. 12.38610 -0.12272517 -0.14869074 P 6.62 From 63 observations 2006 Mar. 26-2019 Apr. 6, mean residual 0".63. Epoch 2012 Dec. 19.0 TT = JDT 2456280.5 T 2012 Dec. 13.46700 TT Sato q 2.3418536 (2000.0) P Q n 0.14859860 Peri. 31.05643 -0.81882703 +0.57383957 a 3.5301479 Node 184.06070 -0.56079602 -0.80530305 e 0.3366132 Incl. 12.37872 -0.12259737 -0.14898039 P 6.63 Epoch 2006 Apr. 15.0 TT = JDT 2453840.5 T 2006 May 3.60971 TT Sato q 2.3396204 (2000.0) P Q n 0.14866773 Peri. 31.38720 -0.81516124 +0.57903159 a 3.5290535 Node 184.09501 -0.56589412 -0.80175135 e 0.3370402 Incl. 12.38472 -0.12359610 -0.14804458 P 6.63 Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 T 2019 Aug. 1.54503 TT Sato q 2.3335901 (2000.0) P Q n 0.14892369 Peri. 31.19778 -0.81772353 +0.57541384 a 3.5250088 Node 184.02890 -0.56237800 -0.80423227 e 0.3379903 Incl. 12.38639 -0.12271598 -0.14869221 P 6.62 Residuals in seconds of arc 060326 691 0.5- 0.1+ 060409 673 0.3+ 0.2- 060531 561 1.2+ 0.3+ 060326 691 0.2- 0.3+ 060409 673 0.7+ 0.1+ 060531 561 1.1+ 0.7+ 060326 691 0.1+ 0.3+ 060409 673 0.2+ 0.2+ 060531 561 1.3+ 0.2- 060328 J95 (0.7- 2.0+) 060419 703 0.2- 0.6+ 190228 G96 0.4- 0.4+ 060328 J95 1.1- 0.1+ 060419 703 1.4- 0.4+ 190228 G96 0.4- 0.6+ 060328 D35 0.5- 1.2+ 060419 703 0.9- 1.0- 190228 G96 0.3+ 0.8+ 060328 D35 0.5- 1.1+ 060419 703 0.5- 0.1+ 190228 G96 0.4- 0.0 060328 D35 0.3- 1.0+ 060423 204 0.0 0.1- 190329 G96 0.1+ 0.3- 060329 734 0.2- 1.3+ 060423 204 0.6- 0.4- 190329 G96 0.2- 0.3- 060329 734 1.1- 0.9- 060427 703 1.0- 0.7+ 190329 G96 0.1+ 0.1- 060329 734 (3.5- 2.9-) 060427 703 0.5- 0.2- 190329 G96 0.0 0.3- 060329 474 0.2+ 0.6+ 060427 703 0.8- 0.8- 190403 F51 0.0 0.3- 060329 474 0.0 0.4+ 060427 703 0.4- 1.7- 190403 F51 0.0 0.3- 060329 474 0.4+ 0.1- 060430 213 1.4+ 0.2- 190403 F51 0.0 0.2- 060330 850 1.4- 0.3+ 060430 213 1.2+ 0.2- 190403 F51 0.2- 0.3- 060330 850 1.9+ 0.6+ 060430 213 1.0+ 0.2- 190404 X87 (1.4- 3.5-) 060330 474 0.3+ 0.1+ 060505 G96 0.1+ 0.3- 190405 Q11 0.2+ 0.5- 060330 474 0.5+ 0.7- 060505 G96 0.4+ 0.5- 190405 Q11 0.3+ 0.5- 060330 474 0.3- 0.2+ 060505 G96 0.2+ 0.6- 190405 Q11 0.5+ 0.1- 060406 703 1.3+ 1.2+ 060505 G96 0.1+ 0.6- 190406 Q11 0.0 0.1- 060406 703 (0.6+ 2.4-) 060519 213 (3.5+ 0.6-) 190406 Q11 0.1- 0.1- 060406 703 0.6- 0.0 060519 213 1.0- 0.7- 190406 Q11 0.2- 0.2- 060406 703 (2.3- 0.1-) 060521 215 0.6+ 0.1+ 060409 673 0.6+ 0.3- 060527 130 (2.2+ 1.0-) X87 Goto-Yatsugatake 2019 April 04, 03:21:07 UT Orbital elements: P/2006 F4 = 2019 D2 (Spacewatch) Epoch 2019 July 16.0 TT = JDT 2458680.5 T 2019 Aug. 1.55189 TT Sato q 2.3335722 (2000.0) P Q n 0.14890179 Peri. 31.20107 -0.81769540 +0.57545388 a 3.5253543 Node 184.02840 -0.56241703 -0.80420366 e 0.3380602 Incl. 12.38606 -0.12272458 -0.14869198 P 6.62 From 57 observations 2006 Mar. 26-2019 Apr. 3, mean residual 0".65. Epoch 2012 Dec. 19.0 TT = JDT 2456280.5 T 2012 Dec. 13.46589 TT Sato q 2.3418501 (2000.0) P Q n 0.14859861 Peri. 31.05621 -0.81882984 +0.57383557 a 3.5301477 Node 184.06064 -0.56079205 -0.80530567 e 0.3366141 Incl. 12.37868 -0.12259677 -0.14898163 P 6.63 Epoch 2006 Apr. 15.0 TT = JDT 2453840.5 T 2006 May 3.60880 TT Sato q 2.3396170 (2000.0) P Q n 0.14866774 Peri. 31.38697 -0.81516409 +0.57902759 a 3.5290533 Node 184.09495 -0.56589015 -0.80175401 e 0.3370412 Incl. 12.38468 -0.12359550 -0.14804582 P 6.63 Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 T 2019 Aug. 1.54372 TT Sato q 2.3335866 (2000.0) P Q n 0.14892370 Peri. 31.19756 -0.81772635 +0.57540985 a 3.5250085 Node 184.02884 -0.56237404 -0.80423489 e 0.3379912 Incl. 12.38635 -0.12271538 -0.14869345 P 6.62 --