*** Rejected observations are not bad. Comet shows some nongravitational ***
*** effects (A1 = +8.6 and A2 = -2.1). ***
*** But we can't solve this since comet has a large perihelion distance. ***
90P/Gehrels 1
Epoch 2002 June 15.0 TT = JDT 2452440.5
T 2002 June 22.96847 TT Nakano
q 2.9656622 (2000.0) P Q
n 0.06642976 Peri. 28.19349 +0.74796646 -0.66258569
a 6.0380163 Node 13.52583 +0.57325365 +0.61521174
e 0.5088350 Incl. 9.61601 +0.33455408 +0.42719401
P 14.84
From 52 observations 1972-2001, mean residual 0".92.
Residuals in seconds of arc
1972/ 870831 691 (2.2- 3.2-) 010916 704 0.0 0.7+
721011 675 1.4- 2.6- 870831 691 (1.7- 3.2-) 010916 704 1.7- 1.0+
721014 675 (1.3- 3.0-) 870920 691 1.1- 1.0- 010919 809 0.0 0.2+
721110 675 0.7+ 1.7- 870920 691 1.0- 0.2- 010919 809 0.0 0.2+
721113 675 0.5+ 2.1- 870920 691 1.2- 0.2- 011010 644 0.2- 0.3+
721202 801 0.6- 0.4- 871016 691 0.3- 2.1+ 011010 644 0.1+ 0.5+
721203 693 1.3+ 0.4- 871016 691 0.0 0.1- 011010 644 0.1- 0.4+
721203 693 1.3+ 0.0 871016 691 0.3+ 0.1+ 011017 644 0.4- 0.3+
721203 688 (0.9- 3.5-) 871116 691 0.1+ 0.8+ 011017 644 0.4- 0.8+
721204 688 (1.0- 4.2-) 871116 691 0.3- 0.9+ 011017 644 0.2+ 1.6+
721211 801 1.2- 0.0 1988/ 011116 402 0.2+ 0.9-
721213 691 1.6+ 0.3- 880115 691 1.4+ 1.0+ 011116 402 0.5- 0.3-
721213 691 1.8+ 0.2- 880115 691 1.2+ 1.1+ 011116 402 0.6+ 0.9+
1973/ 880115 691 1.6+ 1.2+ 011120 699 0.6- 0.4+
730101 693 0.7+ 0.2- 880212 691 (3.2+ 2.1+) 011120 699 0.8+ 0.3-
730101 693 0.2+ 0.5- 880212 691 (3.4+ 2.2+) 011120 699 1.3- 0.3+
730103 801 (3.0- 1.7+) 880212 691 (3.4+ 2.2+) 011120 699 0.5- 0.4+
730129 691 0.4+ 1.8+ 880313 691 (4.9+ 0.8+) 011205 704 0.2- 0.0
730129 691 0.4+ 1.6+ 880313 691 (5.5+ 1.4+) 011205 704 1.2+ 0.2+
730923 691(20.5+ 1.1-) 2001/ 011205 704 0.6- 0.3-
730923 691(18.8+ 3.2-) 010810 809 0.3+ 0.5+ 011205 704 0.3+ 0.4-
1987/ 010810 809 0.4+ 0.6+ 011205 704 0.1+ 1.5-
870829 691 1.7- 1.6- 010810 809 0.5+ 0.4+
870829 691 2.2- 0.8- 010916 704 0.6- 0.2+
NAKANO
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write mail from CFAD0::NAKANO on 2001-12-24 03:27:27(JST).
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