MPEC 2001-W23: 2000 YH66
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M.P.E.C. 2001-W23 Issued 2001 Nov. 18, 00:08 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
2000 YH66
Revision to MPEC 2001-A21
Observations:
K00Y66H C2001 11 16.06712 04 57 31.30 +34 26 10.6 19.0 R 046
K00Y66H C2001 11 16.06874 04 57 30.96 +34 26 10.1 046
K00Y66H C2001 11 16.07043 04 57 30.70 +34 26 09.8 18.8 R 046
K00Y66H C2001 11 16.07205 04 57 30.46 +34 26 09.3 046
K00Y66H C2001 11 16.07402 04 57 30.12 +34 26 08.0 19.2 R 046
K00Y66H C2001 11 17.93784 04 52 35.11 +34 14 29.6 19.3 R 046
K00Y66H C2001 11 17.93959 04 52 34.80 +34 14 28.7 046
K00Y66H C2001 11 17.95522 04 52 32.35 +34 14 23.5 19.1 R 046
K00Y66H C2001 11 17.96729 04 52 30.33 +34 14 18.2 046
K00Y66H C2001 11 17.96919 04 52 30.01 +34 14 18.2 046
K00Y66H C2001 11 17.97171 04 52 29.63 +34 14 17.1 19.2 R 046
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, M. Kocer. 0.57-m f/5.2 reflector
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
011116 046 25.8- 31.9- 011117 046 26.2- 32.1- MPO 11017 +0.0054 day
Orbital elements:
2000 YH66
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 MPC
M 149.65581 (2000.0) P Q
n 0.77577186 Peri. 341.26200 -0.38070605 +0.86995158
a 1.1730415 Node 265.35031 -0.80312895 -0.47908411
e 0.7437700 Incl. 18.32936 -0.45830862 +0.11688737
P 1.27 H 17.4 G 0.15 U 5
Residuals in seconds of arc
001230 704 0.6- 0.3+ 010103 704 0.5+ 0.2- 010114 118 0.4- 0.2-
001230 704 0.5+ 0.1+ 010103 704 0.4+ 0.1+ 010114 118 0.0 0.1-
001230 704 0.2- 0.6- 010103 704 0.1- 0.4+ 010117 608 0.4+ 1.3-
001230 704 0.3+ 0.8+ 010103 104 (0.7- 3.1-) 010117 608 0.2+ 1.0-
001230 704 0.2- 0.2- 010103 104 (0.7- 3.3-) 010117 608 0.3+ 0.8-
001231 608 0.7+ 1.1+ 010103 104 (1.7- 2.8-) 010122 608 1.1+ 1.1+
001231 608 (0.8+ 2.1+) 010103 557 0.6- 0.2- 010122 608 1.1+ 1.1+
001231 608 0.7+ 1.2+ 010103 557 0.5- 0.4- 010122 608 1.1+ 1.2+
001231 046 0.7- 1.5- 010103 557 0.0 0.3- 010129 360 0.4- 0.1-
001231 046 1.4+ 0.4- 010103 557 0.0 0.3- 010129 360 0.3+ 0.1+
001231 046 0.1- 0.0 010103 557 0.2- 0.3- 010129 360 0.3- 0.2-
001231 046 0.2- 0.3- 010103 046 1.4- 0.2+ 010202 711 1.7- 1.1+
010101 557 0.2- 0.2+ 010103 046 0.7- 0.1+ 010202 711 1.0- 1.7-
010101 557 0.1- 0.0 010104 704 0.2+ 0.1+ 010215 557 0.1- 0.2+
010101 557 0.2- 0.2+ 010104 704 0.4- 0.8+ 010215 557 0.2+ 0.4-
010101 557 0.3- 0.1- 010104 704 0.5- 0.3- 010215 557 0.4+ 0.7+
010101 557 0.5- 0.1+ 010104 704 1.7- 0.8+ 011116 046 0.6+ 0.1-
010101 557 1.2- 0.4+ 010104 704 0.0 0.6- 011116 046 0.5- 0.0
010102 165 1.9+ 1.3+ 010104 704 0.2+ 0.5+ 011116 046 0.4- 0.3+
010102 165 0.6+ 0.2+ 010104 704 0.1+ 0.1- 011116 046 0.2- 0.4+
010102 165 0.9+ 0.2- 010104 704 0.1+ 0.5- 011116 046 0.5- 0.2-
010102 165 0.2+ 0.7+ 010104 704 0.0 0.6- 011117 046 0.1- 0.5-
010102 557 0.3+ 0.3+ 010104 670 (1.8+ 2.1-) 011117 046 0.4- 0.7-
010102 557 0.5+ 0.1+ 010104 670 1.0+ 1.2- 011117 046 0.8+ 0.2+
010102 557 1.0- 0.2- 010109 540 0.1- 0.6- 011117 046 0.2+ 0.3-
010102 557 0.9+ 0.3+ 010109 540 1.2- 0.2- 011117 046 0.1+ 0.5+
010102 557 0.3- 0.7+ 010109 540 0.2- 1.0- 011117 046 0.5+ 0.4+
010103 704 0.0 0.2- 010113 118 0.2+ 0.1-
010103 704 0.1- 0.2+ 010113 118 0.6+ 0.2-
Ephemeris:
2000 YH66 a,e,i = 1.17, 0.74, 18 q = 0.3006
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 11 17 04 55.08 +34 20.6 1.102 2.043 155.5 11.6 19.9
2001 11 27 04 27.30 +32 54.7 1.071 2.045 167.7 5.9 19.6
2001 12 07 03 59.51 +30 45.8 1.074 2.042 165.3 7.1 19.6
2001 12 17 03 35.40 +28 11.8 1.112 2.034 151.9 13.2 19.9
2001 12 27 03 17.26 +25 38.3 1.180 2.020 137.9 19.0 20.3
2002 01 06 03 05.54 +23 24.5 1.270 2.001 124.8 23.8 20.5
2002 01 16 02 59.63 +21 39.2 1.373 1.977 113.0 27.3 20.8
2002 01 26 02 58.63 +20 23.1 1.484 1.947 102.2 29.6 21.0
2002 02 05 03 01.57 +19 32.5 1.594 1.911 92.5 31.0 21.1
2002 02 15 03 07.70 +19 02.6 1.700 1.869 83.7 31.7 21.3
2002 02 25 03 16.44 +18 48.4 1.796 1.822 75.5 31.7 21.3
2002 03 07 03 27.35 +18 45.5 1.881 1.768 68.0 31.4 21.3
2002 03 17 03 40.16 +18 50.0 1.951 1.707 61.0 30.6 21.3
2002 03 27 03 54.67 +18 58.5 2.004 1.639 54.4 29.7 21.3
2002 04 06 04 10.75 +19 07.9 2.039 1.564 48.3 28.6 21.2
2002 04 16 04 28.38 +19 15.7 2.053 1.480 42.7 27.4 21.0
2002 04 26 04 47.61 +19 19.0 2.045 1.388 37.5 26.2 20.9
2002 05 06 05 08.52 +19 15.1 2.014 1.286 32.7 25.1 20.6
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-W23
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