80P/Peters-Hartley Epoch 2014 Oct. 30.0 TT = JDT 2456960.5 T 2014 Nov. 10.03503 TT Kinoshita q 1.6127207 (2000.0) P Q n 0.1221995 Peri. 339.13030 -0.46799930 +0.73471774 a 4.0218240 Node 259.88895 -0.72355565 -0.63761833 e 0.5990076 Incl. 29.92291 -0.50738928 +0.23158738 P 8.07 From 40 observations 1982 July 11-2014 July 26, mean residual 0".80. Nongravitational parameters A1 = +0.84 +/- 0.07, A2 = -0.0783 +/- 0.0002. Residuals in seconds of arc J82711 413 0.2- 1.0+ J82723 474 1.2- 1.2+ J98216 568 0.0 0.0 J82713 323 (0.7- 6.4+) J82724 474 (2.0- 0.8+) J98216 568 0.7- 0.5- J82714 323 1.5+ 1.1- J82724 474 1.1- 1.2+ J98217 568 0.3- 0.2+ J82715 688 (4.4+ 2.7+) J82725 801 0.6+ 0.2+ J98217 568 0.6- 0.4- J82715 688 (8.3+ 3.0+) J82812 675 1.8- 0.4- J98218 568 0.9+ 0.0 J82715 474 (2.4+ 1.3+) J82814 675 1.3- 1.0- J98218 568 0.5+ 0.1+ J82715 474 0.7- 0.6- J82819 801 1.2+ 1.3+ J98425 426 0.2- 0.1+ J82716 707 0.4- 1.2+ J82911 675 0.0 0.2+ J98425 426 0.3- 0.7+ J82716 474 0.6- 0.3- J90526 413 1.8+ 1.4+ J98425 426 0.7- 0.7+ J82716 474 0.7+ 1.3- J90529 413 0.3- 1.4- K14622 Q62 0.4+ 0.0 J82717 707 0.7- 0.2- J90611 372 (2.4- 2.2-) K14622 Q62 0.2- 0.2- J82719 413 (2.9+ 3.1+) J90615 413 0.7- 0.4- K14622 Q62 0.0 0.3- J82720 323 (2.1+ 4.6+) J90625 675 (4.9+ 1.3+) K14625 Q62 1.4+ 0.9+ J82721 372 (5.6+ 3.8+) J90625 675 0.3- 1.6- K14625 Q62 0.9+ 0.4+ J82722 474 (2.9+ 1.0-) J90626 675 (0.1+ 3.5-) K14625 Q62 0.9+ 0.2+ J82722 474 (0.2+ 6.2+) J90627 372 (4.0- 2.1-) K14726 Q62 0.4- 0.3+ J82723 801 0.2+ 0.8+ J90719 372 (4.7- 3.2-) K14726 Q62 0.5- 0.5+ J82723 707 0.4+ 0.0 J90720 474 1.0+ 0.9- K14726 Q62 0.3- 0.6+ J82723 474 1.6+ 0.1- J90720 474 (2.6+ 0.6-)