MPEC 2001-T36: 2000 QB243
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M.P.E.C. 2001-T36 Issued 2001 Oct. 12, 02:57 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 QB243
Revision to MPEC 2000-T42
Observations:
K00QO3B C2001 08 19.12089 21 12 27.59 -18 01 50.5 19.1 R 807
K00QO3B C2001 08 19.19962 21 12 26.83 -18 01 53.3 807
K00QO3B C2001 08 21.12734 21 12 08.34 -18 03 00.0 19.8 R 807
K00QO3B C2001 08 21.20065 21 12 07.63 -18 03 02.6 807
K00QO3B C2001 09 12.22669 21 08 58.01 -18 13 38.8 20.9 R 695
K00QO3B C2001 09 12.27374 21 08 57.66 -18 13 39.8 695
K00QO3B C2001 09 19.12648 21 08 10.50 -18 15 55.7 21.0 R 688
K00QO3B C2001 09 19.22799 21 08 09.85 -18 15 57.4 688
Observer details:
688 Lowell Observatory, Anderson Mesa Station. Observers R. L. Millis,
L. H. Wasserman. Measurers L. H. Wasserman, M. W. Buie.
1.8-m reflector + CCD.
695 Kitt Peak. Observers L. H. Wasserman, E. L. Ryan. Measurers
M. W. Buie, L. H. Wasserman, R. L. Millis, S. D. Kern, J. L. Elliot,
K. E. Washburn. 4-m reflector + CCD.
807 Cerro Tololo. Observers R. L. Millis, M. W. Buie, L. H. Wasserman.
Measurers M. W. Buie, L. H. Wasserman, R. L. Millis, S. D. Kern,
J. L. Elliot. 4-m Blanco reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees) and reference
010819 807 0.37- 0.13- 010919 688 0.34- 0.12- MPO 6314
Orbital elements:
2000 QB243
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 Marsden
M 16.89830 (2000.0) P Q
n 0.00485564 Peri. 284.22052 -0.26598251 +0.96217222
a 34.5386106 Node 330.15202 -0.83244214 -0.26010842
e 0.5587725 Incl. 6.80512 -0.48610018 -0.08104456
P 203 H 8.1 G 0.15 U 3
Residuals in seconds of arc
000825 807 0.0 0.1+ 001002 688 0.2+ 0.0 010912 695 0.0 0.0
000825 807 0.0 0.0 010819 807 0.1- 0.0 010912 695 0.0 0.1+
000827 807 0.0 0.1+ 010819 807 0.1+ 0.1- 010919 688 0.1- 0.1-
000828 807 0.0 0.1+ 010821 807 0.1- 0.1+ 010919 688 0.1+ 0.0
001002 688 0.2- 0.3- 010821 807 0.0 0.0
Ephemeris:
2000 QB243 a,e,i = 34.54, 0.56, 7 q = 15.239
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 10 08 21 06.69 -18 18.9 18.302 18.806 118.9 2.7 21.1
2001 10 18 21 06.38 -18 18.4 18.476 18.823 109.0 2.9 21.1
2001 10 28 21 06.42 -18 16.3 18.659 18.840 99.0 3.0 21.1
2001 11 07 21 06.81 -18 12.7 18.847 18.858 89.1 3.0 21.2
2001 11 17 21 07.57 -18 07.6 19.034 18.875 79.3 3.0 21.2
2001 11 27 21 08.66 -18 01.1 19.216 18.893 69.5 2.8 21.2
2001 12 07 21 10.07 -17 53.2 19.388 18.910 59.7 2.6 21.2
2001 12 17 21 11.77 -17 44.1 19.546 18.928 50.0 2.3 21.2
2001 12 27 21 13.71 -17 34.0 19.685 18.945 40.3 1.9 21.2
2002 01 06 21 15.85 -17 23.0 19.802 18.963 30.6 1.5 21.2
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-T36
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