MPEC 2001-P28: 2001 KX76
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M.P.E.C. 2001-P28 Issued 2001 Aug. 11, 02:47 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 KX76
Revision to MPEC 2001-N01
Observations:
K01K76X 1982 07 17.39257 14 59 47.04 -08 01 44.1 19.9 260
K01K76X 1985 05 14.57870 15 13 44.73 -09 49 55.1 19.9 260
K01K76X 1990 05 01.63797 15 33 00.52 -12 48 10.5 18.6 R 260
K01K76X 1993 04 16.65319 15 45 34.38 -14 37 15.8 260
K01K76X I 1993 04 16.73652 15 45 34.06 -14 37 14.5 260
K01K76X FC1997 06 04.42065 15 57 59.29 -16 49 38.0 19.3 V 566
K01K76X VC2000 06 05.54949 16 10 32.10 -18 36 10.6 608
K01K76X C2000 07 03.18392 16 08 29.61 -18 33 10.7 19.5 R 809
K01K76X C2000 07 03.18701 16 08 29.60 -18 33 10.6 19.5 R 809
Observer details:
260 Siding Spring-DSS. Trail located and measured by DANEOPS (A. Gnadig).
1.2-m U.K. Schmidt.
566 Haleakala-NEAT/GEODSS. Observers E. F. Helin, S. Pravdo, K. J. Lawrence,
D. L. Rabinowitz for the NEAT team. Three stacked images located and
measured by DANEOPS (A. Gnadig). 1.0-m f/2.2 GEODSS telescope + CCD.
608 Haleakala-NEAT/MSSS. Observers E. F. Helin, S. Pravdo, K. Lawrence,
P. Kervin, R. Maeda, J. Africano, M. Hicks. Three stacked images located
and measured by DANEOPS (A. Gnadig). 1.2-m reflector + CCD.
809 European Southern Observatory, La Silla. Observer E. Guenther.
Trail located and measured by ASTROVIRTEL and DANEOPS (A. Gnadig).
2.2-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees) and reference
820717 260 0.47- 0.22+ 000703 809 38.3- 9.2+ MPO 15103
Orbital elements:
2001 KX76
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 Marsden
M 258.78520 (2000.0) P Q
n 0.00400156 Peri. 301.01577 +0.93064636 -0.17990728
a 39.2931017 Node 71.01305 +0.32104456 +0.81927370
e 0.2456898 Incl. 19.69254 -0.17557830 +0.54444833
P 246 H 3.2 G 0.15 U 3
Residuals in seconds of arc
820717 260 0.3+ 0.5- 010609 304 0.1- 0.1- 010716 568 0.3+ 0.0
850514 260 0.6- 0.1- 010609 304 0.1- 0.0 010716 568 0.4+ 0.0
900501 260 1.0- 0.1+ 010612 304 0.1- 0.1- 010721 684 0.0 0.6+
930416 260 0.7+ 0.5+ 010612 304 0.1- 0.1+ 010721 688 0.4+ 0.1-
930416 260 0.9+ 0.7+ 010612 304 0.0 0.3- 010721 684 0.1+ 0.6+
970604 566 0.6+ 0.1- 010612 304 0.1- 0.1- 010721 684 0.4- 0.0
000605 608 0.1- 0.9- 010612 304 0.0 0.1- 010721 688 0.4+ 0.1-
000703 809 0.0 0.2+ 010612 304 0.0 0.1- 010722 684 0.1+ 0.7-
000703 809 0.0 0.2+ 010619 688 0.2+ 0.0 010722 684 0.1- 0.0
010522 807 0.4- 0.2- 010619 688 0.1+ 0.2+ 010726 046 0.0 0.4-
010522 807 0.3- 0.2- 010620 688 0.3+ 0.0 010727 046 1.5- 0.7+
010609 304 0.1- 0.0 010620 688 0.1+ 0.0
Ephemeris:
2001 KX76 a,e,i = 39.29, 0.25, 20 q = 29.639
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 08 09 16 11.25 -19 08.5 42.947 43.269 107.9 1.3 19.7
2001 08 19 16 11.16 -19 09.3 43.106 43.264 98.3 1.3 19.7
2001 08 29 16 11.23 -19 10.6 43.269 43.258 88.7 1.3 19.7
2001 09 08 16 11.45 -19 12.3 43.432 43.253 79.1 1.3 19.8
2001 09 18 16 11.83 -19 14.4 43.590 43.247 69.4 1.2 19.8
2001 09 28 16 12.35 -19 16.8 43.737 43.241 59.8 1.1 19.8
2001 10 08 16 13.02 -19 19.5 43.870 43.236 50.1 1.0 19.7
2001 10 18 16 13.80 -19 22.4 43.984 43.230 40.4 0.9 19.7
2001 10 28 16 14.68 -19 25.6 44.076 43.225 30.7 0.7 19.7
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-P28
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