MPEC 1999-R18: 1999 RJ27
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M.P.E.C. 1999-R18 Issued 1999 Sept. 9, 18:23 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.
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
1999 RJ27
Observations:
J99R27J* C1999 09 06.33790 00 03 00.86 +01 42 50.2 20.0 V 691
J99R27J C1999 09 06.35875 00 02 58.92 +01 41 48.2 19.9 V 691
J99R27J C1999 09 06.37962 00 02 57.11 +01 40 48.1 20.1 V 691
J99R27J C1999 09 07.22529 00 01 46.65 +00 59 35.5 19.3 V 691
J99R27J C1999 09 07.22974 00 01 46.21 +00 59 22.0 19.6 V 691
J99R27J C1999 09 07.45818 00 01 25.64 +00 48 15.6 20.1 V 691
J99R27J C1999 09 07.46288 00 01 25.22 +00 48 02.0 20.2 V 691
J99R27J C1999 09 07.99199 00 00 40.85 +00 22 17.3 557
J99R27J C1999 09 08.01321 00 00 39.00 +00 21 15.9 19.5 V 557
J99R27J C1999 09 08.02494 00 00 37.92 +00 20 41.3 557
J99R27J C1999 09 08.02730 00 00 37.74 +00 20 34.3 19.6 V 557
J99R27J C1999 09 08.99251 23 59 15.54 -00 26 02.6 18.5 R 046
J99R27J C1999 09 08.99431 23 59 15.45 -00 26 05.2 046
J99R27J C1999 09 08.99606 23 59 15.27 -00 26 12.7 18.0 R 046
J99R27J C1999 09 08.99900 23 59 14.96 -00 26 20.3 046
Observer details:
046 Klet. Observers J. Ticha, M. Tichy. 0.57-m f/5.2 reflector + CCD.
557 Ondrejov. Observers L. Sarounova, P. Kusnirak. 0.65-m f/3.6 reflector
+ CCD.
691 Steward Observatory, Kitt Peak. Observer T. Gehrels. 0.9-m Spacewatch
telescope.
Orbital elements:
1999 RJ27
Epoch 1999 Aug. 30.0 TT = JDT 2451420.5 Williams
M 70.56997 (2000.0) P Q
n 0.54734281 Peri. 64.02925 -0.56600125 +0.82119047
a 1.4801183 Node 170.44395 -0.82114475 -0.56940229
e 0.3521849 Incl. 25.98045 +0.07323854 -0.03777885
P 1.80 H 19.5 G 0.15
From 15 observations 1999 Sept. 6-8.
Ephemeris:
1999 RJ27 a,e,i = 1.48, 0.35, 26 q = 0.9588
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 09 09 23 59.25 -00 26.1 0.538 1.536 166.2 9.0 19.7
1999 09 14 23 52.11 -04 20.7 0.555 1.559 173.5 4.2 19.6
1999 09 19 23 45.19 -07 57.8 0.580 1.582 173.8 4.0 19.7
1999 09 24 23 38.79 -11 11.4 0.611 1.605 167.2 7.9 20.0
1999 09 29 23 33.16 -13 58.2 0.649 1.627 160.1 12.1 20.3
1999 10 04 23 28.47 -16 17.5 0.692 1.648 153.3 15.8 20.6
1999 10 09 23 24.81 -18 10.3 0.740 1.669 146.9 19.1 20.9
1999 10 14 23 22.26 -19 38.8 0.793 1.689 141.0 21.8 21.2
1999 10 19 23 20.80 -20 45.6 0.850 1.709 135.4 24.2 21.4
1999 10 24 23 20.39 -21 33.6 0.910 1.728 130.2 26.1 21.7
1999 10 29 23 20.95 -22 05.5 0.973 1.747 125.3 27.7 21.9
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-R18
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