MPEC 2002-K55 : 2001 JL1
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M.P.E.C. 2002-K55 Issued 2002 May 25, 01:49 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2001 JL1
Revision to MPEC 2001-J29
Observations:
K01J01L 1C2002 05 12.15633 20 21 21.14 +08 48 03.4 22.8 R 950
K01J01L 1C2002 05 12.16085 20 21 21.15 +08 48 05.7 950
K01J01L 1C2002 05 13.16565 20 21 22.11 +08 57 02.7 950
K01J01L 1C2002 05 13.16952 20 21 22.11 +08 57 04.9 950
Observer details:
950 La Palma. Observers . . .
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
020512 950 28.6+ 5.6+ 020513 950 28.7+ 5.8+ MPO 15099 -0.0031 day
Orbital elements:
2001 JL1
Epoch 2002 May 6.0 TT = JDT 2452400.5 MPC
M 115.11455 (2000.0) P Q
n 0.24167270 Peri. 272.53869 -0.67911690 -0.65537932
a 2.5526092 Node 226.77879 +0.71004453 -0.70072156
e 0.5234724 Incl. 26.97730 -0.18611016 -0.28189935
P 4.08 H 16.6 G 0.15 U 4
Residuals in seconds of arc
010511 608 0.5+ 0.2- 010512 046 0.1+ 0.1+ 010518 699 0.6+ 0.3+
010511 608 0.7+ 0.2- 010512 046 0.5- 1.0+ 010518 926 0.5+ 0.3-
010511 608 0.8+ 0.1- 010512 046 0.1- 0.2- 010518 926 0.5+ 0.1-
010511 946 0.3+ 0.1- 010512 046 0.6- 0.1- 010518 926 0.2+ 0.4+
010511 046 0.3- 0.5+ 010512 151 1.4+ 1.1+ 010518 699 0.2+ 0.3-
010511 046 1.1- 0.0 010512 118 1.0+ 0.2+ 010518 699 1.4+ 0.4+
010511 046 0.6- 0.9- 010512 611 0.6- 0.5+ 010520 046 0.1- 0.6+
010511 557 0.6- 0.3+ 010512 611 0.4+ 0.5- 010520 046 0.2- 0.6-
010511 046 0.0 1.4+ 010512 118 0.5+ 0.8+ 010520 046 0.0 0.3+
010511 946 0.1+ 0.5- 010512 611 0.4+ 0.8- 010520 046 0.8+ 0.3+
010511 557 0.6- 0.0 010512 611 1.1- 0.6+ 010521 926 0.0 0.3-
010511 046 0.2- 0.1- 010513 118 0.2+ 0.5- 010521 926 0.3+ 0.4+
010511 046 0.4- 0.4+ 010513 046 0.3+ 0.1- 010521 926 0.4- 0.6+
010511 046 0.1- 0.1- 010513 046 0.3+ 0.0 010523 118 0.3- 0.1-
010512 649 0.3+ 0.1- 010513 046 0.1+ 0.5+ 010523 118 0.2- 0.6-
010512 649 0.3+ 0.1- 010513 118 0.7+ 0.4- 010523 118 0.0 0.0
010512 649 0.3+ 0.4- 010513 046 0.3+ 0.8+ 010524 704 0.8+ 0.3+
010512 926 0.3- 0.4+ 010513 046 0.9+ 0.1+ 010524 658 0.3- 0.2-
010512 926 0.0 0.4+ 010513 046 0.0 0.3+ 010524 658 0.2- 0.2+
010512 926 0.6- 0.3- 010513 595 0.2- 1.9- 010524 658 0.6+ 0.3+
010512 926 0.3- 0.3- 010513 118 0.6+ 0.7- 010524 704 1.3+ 0.1+
010512 918 0.8- 0.8+ 010513 595 0.3- 0.7+ 010524 704 0.5+ 0.5+
010512 918 0.2- 1.2+ 010513 595 1.7- 1.7- 010524 704 0.0 0.2-
010512 918 0.4- 0.2- 010514 929 0.7- 1.3- 010524 704 0.4- 0.1+
010512 608 0.1+ 0.4- 010514 926 0.2- 0.3- 010524 428 0.5- 0.4-
010512 608 0.1+ 0.9- 010514 926 0.6+ 0.1- 010525 658 0.2+ 0.1-
010512 608 0.1+ 0.3- 010514 926 0.5- 0.1+ 010525 658 0.1- 0.0
010512 587 0.4- 0.3+ 010514 929 0.8- 0.6+ 010525 658 0.1- 0.3+
010512 587 0.6+ 1.7+ 010514 929 0.1+ 1.4- 010618 493 0.2- 0.4-
010512 151 1.5- 0.1- 010514 649 0.0 0.1- 010618 493 0.2- 0.3-
010512 151 0.5- 0.2- 010514 649 0.4- 0.1- 010703 413 0.3- 0.6-
010512 587 0.3- 1.6- 010514 649 0.1- 0.1+ 010703 413 0.2- 0.4-
010512 151 0.0 0.3+ 010514 428 0.3+ 1.0- 020512 950 0.0 0.1+
010512 151 0.7+ 0.0 010514 428 0.9+ 0.9- 020512 950 0.1+ 0.0
010512 046 0.6- 0.0 010516 608 0.4- 1.1+ 020513 950 0.1- 0.1+
010512 587 0.9+ 0.7+ 010516 608 0.5- 1.1+ 020513 950 0.1- 0.2+
010512 046 0.2- 0.2- 010516 608 0.1- 0.8+
010512 046 0.1- 0.5- 010518 699 0.3+ 0.3+
Ephemeris:
2001 JL1 a,e,i = 2.55, 0.52, 27 q = 1.2164
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2002 05 16 20 21.31 +09 22.0 3.175 3.541 102.9 16.2 22.7
2002 05 26 20 19.88 +10 45.9 3.078 3.568 111.0 15.4 22.6
2002 06 05 20 16.54 +12 01.0 2.990 3.594 119.0 14.3 22.6
2002 06 15 20 11.34 +13 03.5 2.917 3.618 126.8 13.0 22.5
2002 06 25 20 04.52 +13 50.0 2.861 3.642 134.0 11.6 22.4
2002 07 05 19 56.45 +14 17.5 2.826 3.664 140.0 10.3 22.3
2002 07 15 19 47.65 +14 23.9 2.815 3.685 143.9 9.4 22.3
2002 07 25 19 38.76 +14 09.1 2.828 3.705 144.9 9.1 22.3
2002 08 04 19 30.42 +13 34.8 2.867 3.724 142.6 9.5 22.4
2002 08 14 19 23.19 +12 44.3 2.930 3.742 137.8 10.5 22.5
Timothy B. Spahr (C) Copyright 2002 MPC M.P.E.C. 2002-K55
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