OAA computing section circular NK 766 C/1999 K5 (LINEAR)
The following improved orbital elements, by S. Nakano, are from 167 observations 1999 May 20 to 2000 Dec. 18. Perturbations by Mercury to Neptune and three minor planets, Ceres, Pallas and Vesta, were taken into account. The mean residual is +/- 0.60 arc second. Epoch = 2000 June 25.0 TT T = 2000 July 4.39220 +/- 0.00139 (m.e.) TT Peri. = 241.48683 +/- 0.00028 Node = 106.38179 +/- 0.00001 (2000.0) Inc. = 89.47317 +/- 0.00005 q = 3.2553887 +/- 0.0000077 AU e = 1.0016655 +/- 0.0000093 1/a = -0.0005116 +/- 0.0000029 1/AU origin = +0.000015 (Q= 7) future = +0.000378 The following residuals in seconds of arc are from the above orbital elements: Date Code Residual(") Date Code Residual(") Date Code Residual(") 1999/ 990529 104 1.4+ 0.1+ 990731 834 0.4- 0.1- 990520 704 0.2+ 1.7+ 990529 104 1.8+ 0.5+ 990731 834 0.6+ 0.5- 990520 704 1.1- 0.6+ 990529 104 (2.0+ 1.2+) 990731 897 0.9- 0.8- 990520 704 (2.5- 4.3+) 990529 104 0.2+ 0.2+ 990731 897 0.1+ 0.1- 990520 704 (4.3- 3.0+) 990529 104 0.6+ 0.1- 990731 897 0.6- 0.4- 990520 704 (5.0- 1.7+) 990529 104 0.5- 0.6+ 990731 349 1.0+ 0.4+ 990522 046 0.0 0.1+ 990531 402 0.3+ 0.4+ 990731 349 0.0 0.6- 990522 046 0.2- 0.3+ 990531 402 0.2+ 0.0 990731 402 0.6+ 0.3- 990522 046 0.2- 0.2- 990531 402 0.4+ 0.0 990731 402 0.5+ 0.1- 990522 046 0.4- 0.1- 990608 367 0.4- 0.2+ 990731 402 0.5+ 0.2+ 990522 046 0.3- 0.6- 990608 367 0.7- 0.4+ 990731 844 0.2+ 1.6- 990522 557 0.0 0.2+ 990608 367 0.3- 0.5+ 990731 844 0.2- 1.5- 990522 557 0.1- 0.2+ 990608 360 0.1- 0.6- 990731 844 0.1- 1.2- 990522 557 0.0 0.1+ 990608 360 0.1- 0.7- 990801 952 0.5+ 0.6+ 990522 557 0.3- 0.2+ 990608 360 0.0 0.7- 990801 952 0.0 0.6+ 990522 844 0.3- 0.4- 990610 860 0.2- 0.4- 990801 952 1.1+ 0.1- 990522 844 0.7- 0.2- 990610 860 0.9- 0.5- 990805 844 0.7+ 1.2- 990522 844 0.4- 0.4+ 990614 704 0.4+ 1.2+ 990805 844 1.1+ 1.3- 990522 844 0.2+ 0.1+ 990614 704 0.1+ 1.7+ 990805 844 0.4+ 1.1- 990522 860 0.3+ 1.6- 990614 704 (0.5- 2.2+) 990806 118 0.6+ 0.3- 990522 321 0.3+ 0.7+ 990614 704 0.2+ 1.3+ 990806 118 0.5+ 0.3- 990522 321 1.2+ 0.9+ 990614 704 (0.2- 2.5+) 990806 118 0.8+ 0.8- 990522 321 0.5+ 0.0 990614 355 0.5+ 0.9+ 990816 844 0.0 0.3- 990522 321 0.1+ 0.2+ 990614 355 1.0+ 0.3+ 990816 844 1.4- 0.9+ 990523 611 0.4- 0.3+ 990614 355 0.7+ 0.4+ 990816 844 0.0 0.5- 990523 611 0.7+ 0.9+ 990614 402 1.1+ 1.3+ 990818 897 0.8- 0.4+ 990523 859 0.9- 0.0 990614 402 0.9+ 0.9+ 991021 402 0.3+ 0.6- 990523 859 0.8- 0.2+ 990614 402 0.9+ 1.1+ 991021 402 0.7- 0.7- 990523 859 0.7- 0.2+ 990625 118 0.1+ 0.0 991021 402 0.5- 0.8- 990523 859 0.8- 0.3- 990625 118 0.1- 0.1- 2000/ 990523 658 0.0 0.2+ 990703 046 0.0 0.3- 000226 413 0.6- 0.2+ 990523 658 0.1- 0.1+ 990703 046 0.0 0.0 000226 413 0.6- 0.1- 990523 658 0.0 0.2- 990703 046 0.0 0.0 000226 413 0.7- 0.2+ 990524 046 0.4- 0.3- 990703 046 0.1- 0.1- 000710 467 1.2- 1.3- 990524 046 0.3- 0.4- 990703 046 0.1+ 0.1- 000710 467 1.2- 1.7- 990524 046 0.2- 0.3- 990703 143 0.3+ 0.0 000710 467 1.3- 1.6- 990524 046 0.5- 0.5- 990703 143 0.0 0.4+ 000724 467 0.1+ 0.5- 990524 046 0.5- 0.5- 990703 143 0.3- 0.1+ 000724 467 0.0 0.6- 990524 557 0.3- 0.3+ 990708 360 0.3- 0.4- 000724 467 0.3+ 0.0 990524 118 0.0 0.3- 990708 360 0.1- 0.4- 000727 474 (1.5- 3.3-) 990524 557 0.3- 0.3+ 990709 402 0.4- 0.4- 000727 474 (0.9- 2.7-) 990524 557 0.0 0.9+ 990709 402 0.4- 0.3- 000727 474 (0.9- 2.3-) 990524 118 0.3- 0.1- 990709 402 0.3- 0.2- 001022 467 1.3+ 0.2+ 990524 118 0.1- 0.5- 990714 704 0.3+ 0.4+ 001022 467 1.6+ 0.2+ 990524 734 0.2- 0.4+ 990714 704 0.1- 0.3+ 001023 467 0.1- 0.3+ 990524 734 0.3- 0.3+ 990714 704 1.6- 0.2- 001023 467 0.6+ 0.5+ 990524 734 0.4- 0.1+ 990714 704 0.2- 0.1- 001023 467 0.3+ 0.7+ 990524 734 0.4- 0.5+ 990718 844 0.1- 0.5- 001023 467 0.0 0.4+ 990524 704 0.1+ 1.7+ 990718 844 0.1- 0.5- 001028 320 0.1- 0.4+ 990524 704 0.1+ 1.6+ 990718 844 0.4- 0.7- 001028 320 0.8- 0.1- 990524 704 0.9- 0.4+ 990719 704 0.5+ 0.2+ 001102 467 0.3- 0.0 990524 704 (2.7+ 0.8-) 990719 704 0.0 0.0 001206 467 (3.3- 0.1-) 990524 688 0.3- 0.1+ 990719 704 0.4+ 0.5+ 001206 467 (3.1- 0.2+) 990524 688 0.3- 0.0 990722 834 0.2- 0.5- 001208 428 0.2- 0.6+ 990524 658 0.2+ 0.0 990722 834 0.6+ 0.7- 001208 428 0.1- 0.5+ 990524 658 0.4+ 0.1- 990723 402 0.1+ 0.3- 001208 428 0.2- 0.4+ 990524 658 0.2+ 0.1- 990723 402 0.3+ 0.1- 001218 428 0.7- 1.4+ 990528 046 0.1+ 0.3- 990723 402 0.1+ 0.0 001218 428 0.8- 1.2+ 990528 046 0.1+ 0.0 990730 322 0.6- 1.3- 001218 428 0.7- 1.1+ 990528 046 0.2- 0.1+ 990730 322 0.3- 0.2- 990528 046 0.1+ 0.0 990730 322 0.3- 0.1+ ( ) -------- Rejected Obs.
Director, Computing Section Syuichi Nakano 2000 Dec. 21