MPEC 2001-M09 : 1988 RO1
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M.P.E.C. 2001-M09 Issued 2001 June 19, 21:39 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
1988 RO1
Observations:
J88R01O 1C2001 06 03.63236 18 08 13.28 +01 57 56.9 18.6 R 413
J88R01O 1C2001 06 03.63442 18 08 13.22 +01 57 58.6 413
J88R01O 1C2001 06 03.63647 18 08 13.17 +01 58 00.4 413
J88R01O C2001 06 19.01005 17 59 46.35 +05 09 44.5 18.6 V 493
J88R01O IC2001 06 19.01405 17 59 46.17 +05 09 47.0 493
J88R01O C2001 06 19.09646 17 59 42.30 +05 10 38.1 493
Observer details:
413 Siding Spring. Observer R. H. McNaught. 1.0-m f/8 reflector + CCD.
493 Calar Alto. Observers DANEOPS Team (M. Busch, A. Seib, F. Hormuth).
Measurers R. Stoss, A. Gnadig, A. Doppler. 1.52-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
010603 413 0.55- 0.04- 010619 493 0.64- 0.07- MPC 28613 +0.51 day
Orbital elements:
1988 RO1
Epoch 2001 Apr. 1.0 TT = JDT 2452000.5 Spahr
M 320.15200 (2000.0) P Q
n 0.22571056 Peri. 153.99504 +0.91324734 +0.40734648
a 2.6715797 Node 182.00587 -0.39975521 +0.89268314
e 0.5123731 Incl. 11.43381 -0.07858164 +0.19283582
P 4.37 H 17.3 G 0.15 U 2
Residuals in seconds of arc
880818 675 0.2+ 0.4- 881007 675 0.5+ 0.7+ 010603 413 0.0 0.1-
880818 675 0.3+ 0.2+ 881007 675 0.4- 0.7+ 010603 413 0.1- 0.1-
880913 675 0.2+ 0.6- 881008 675 0.2+ 1.1- 010603 413 0.1- 0.0
880913 675 0.3- 0.4+ 881010 675 0.1- 1.8- 010619 493 0.1- 0.2+
880914 675 0.3- 0.2+ 881013 675 0.3+ 1.2- 010619 493 0.0 0.2+
880914 675 0.1- 0.0 881102 413 1.9+ 0.4+ 010619 493 0.2+ 0.1+
881006 801 1.1- 1.7+ 881102 413 0.8- 0.9+
Ephemeris:
1988 RO1 a,e,i = 2.67, 0.51, 11 q = 1.3027
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 06 10 18 05.42 +03 23.8 0.739 1.699 150.7 17.0 18.7
2001 06 20 17 59.06 +05 19.9 0.675 1.640 151.2 17.4 18.4
2001 06 30 17 51.33 +06 39.0 0.626 1.583 148.2 19.8 18.3
2001 07 10 17 43.98 +07 08.3 0.591 1.530 142.8 23.7 18.2
2001 07 20 17 38.82 +06 41.7 0.568 1.480 136.3 28.3 18.2
2001 07 30 17 37.63 +05 20.0 0.554 1.434 129.7 33.0 18.2
2001 08 09 17 41.59 +03 11.4 0.547 1.394 123.8 37.2 18.2
2001 08 19 17 51.29 +00 26.4 0.546 1.360 118.6 40.8 18.3
2001 08 29 18 07.01 -02 42.2 0.549 1.334 114.3 43.6 18.3
2001 09 08 18 28.56 -06 00.0 0.558 1.315 111.0 45.7 18.4
2001 09 18 18 55.48 -09 11.6 0.573 1.305 108.4 47.0 18.4
2001 09 28 19 27.06 -12 00.6 0.597 1.303 106.4 47.5 18.5
2001 10 08 20 02.07 -14 11.6 0.630 1.311 104.8 47.5 18.7
2001 10 18 20 39.04 -15 34.3 0.675 1.327 103.4 46.9 18.8
2001 10 28 21 16.47 -16 04.4 0.732 1.351 102.0 46.0 19.0
2001 11 07 21 52.99 -15 45.2 0.802 1.383 100.4 44.8 19.2
2001 11 17 22 27.71 -14 44.5 0.885 1.421 98.5 43.5 19.5
2001 11 27 23 00.26 -13 11.8 0.980 1.465 96.3 42.0 19.7
2001 12 07 23 30.54 -11 17.1 1.086 1.514 93.8 40.5 20.0
2001 12 17 23 58.75 -09 08.5 1.202 1.566 91.0 38.9 20.2
2001 12 27 00 25.18 -06 52.4 1.328 1.622 87.8 37.3 20.5
2002 01 06 00 50.10 -04 34.0 1.463 1.680 84.3 35.6 20.7
2002 01 16 01 13.81 -02 16.9 1.605 1.740 80.6 33.9 20.9
2002 01 26 01 36.57 -00 03.9 1.752 1.801 76.7 32.1 21.2
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-M09
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