MPEC 2001-W56 : 1999 KR18
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M.P.E.C. 2001-W56 Issued 2001 Nov. 23, 19:59 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
1999 KR18
Revision to MPEC 1999-T36
Observations:
J99K18R C2000 07 28.15275 20 46 10.60 -17 42 20.9 24.3 R 309
J99K18R C2000 07 28.15829 20 46 10.58 -17 42 20.9 24.4 R 309
J99K18R C2000 07 28.16385 20 46 10.55 -17 42 21.1 24.2 R 309
J99K18R C2000 07 29.05402 20 46 07.01 -17 42 34.3 309
J99K18R C2000 07 29.05958 20 46 06.98 -17 42 34.5 309
J99K18R C2000 07 29.06537 20 46 06.96 -17 42 35.0 25 R 309
J99K18R C2001 07 26.47918 20 49 45.63 -17 27 42.1 568
J99K18R C2001 08 13.02713 20 48 35.81 -17 32 17.6 807
J99K18R C2001 08 13.06199 20 48 35.70 -17 32 18.1 807
J99K18R C2001 11 14.03099 20 46 01.52 -17 42 40.2 24.4 R 309
J99K18R C2001 11 14.07814 20 46 01.60 -17 42 39.5 24.8 R 309
J99K18R C2001 11 15.04998 20 46 03.20 -17 42 33.6 25.4 R 309
Observer details:
309 Cerro Paranal. Observers B. Gladman, J.-M. Petit. ESO UT1 and UT3
reflectors + CCD.
568 Mauna Kea. Observer B. Gladman. 3.6-m Canada-France-Hawaii Telescope
+ CCD.
807 Cerro Tololo. Observers M. Holman, J. Kavelaars. Measurer B. Gladman.
4-m Blanco reflector + CCD.
Orbital elements:
1999 KR18
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 MPC
M 171.03376 (2000.0) P Q
n 0.00344024 Peri. 211.85178 -0.72066552 -0.69320560
a 43.4587297 Node 284.26008 +0.63829622 -0.65760385
e 0.2117656 Incl. 0.61212 +0.27059038 -0.29499690
P 286 H 7.9 G 0.15 U 5
Residuals in seconds of arc
990511 807 0.3+ 0.3- 990808 568 0.0 0.0 000729 309 0.0 0.0
990518 807 0.2- 0.1+ 990808 568 0.0 0.2- 010726 568 0.1+ 0.5-
990518 807 0.2+ 0.3- 000728 309 0.2- 0.0 010813 807 0.2- 0.1+
990519 807 0.1+ 0.0 000728 309 0.1- 0.1+ 010813 807 0.2+ 0.1+
990519 807 0.2- 0.0 000728 309 0.2- 0.0 011114 309 0.0 0.3-
990808 568 0.0 0.2+ 000729 309 0.0 0.6+ 011114 309 0.1+ 0.1+
990808 568 0.1+ 0.1- 000729 309 0.1- 0.4+ 011115 309 0.0 0.0
Ephemeris:
1999 KR18 a,e,i = 43.46, 0.21, 1 q = 34.256
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 11 17 20 46.11 -17 42.3 52.843 52.587 74.5 1.0 25.3
2001 11 27 20 46.48 -17 40.9 53.005 52.587 64.5 1.0 25.3
2001 12 07 20 46.96 -17 39.1 53.155 52.588 54.5 0.9 25.3
2001 12 17 20 47.55 -17 36.8 53.287 52.589 44.4 0.8 25.3
2001 12 27 20 48.23 -17 34.1 53.397 52.589 34.4 0.6 25.3
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-W56
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