MPEC 1999-S07 : 1999 RL45
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M.P.E.C. 1999-S07 Issued 1999 Sept. 18, 09:16 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 RL45
Observations:
J99R45L* C1999 09 14.14370 20 48 47.00 -01 48 22.6 19.6 704
J99R45L C1999 09 14.15667 20 48 46.70 -01 49 03.4 18.8 704
J99R45L C1999 09 14.16975 20 48 46.41 -01 49 45.7 19.6 704
J99R45L C1999 09 14.18286 20 48 46.08 -01 50 25.0 19.1 704
J99R45L C1999 09 14.94016 20 48 34.51 -02 29 48.3 557
J99R45L C1999 09 14.94145 20 48 34.46 -02 29 52.5 557
J99R45L C1999 09 14.94274 20 48 34.45 -02 29 55.2 557
J99R45L C1999 09 14.94403 20 48 34.40 -02 29 58.9 19.5 V 557
J99R45L C1999 09 14.94532 20 48 34.37 -02 30 03.8 557
J99R45L C1999 09 14.94788 20 48 34.34 -02 30 11.1 18.1 R 046
J99R45L C1999 09 14.94909 20 48 34.33 -02 30 15.6 046
J99R45L C1999 09 14.95101 20 48 34.24 -02 30 20.8 046
J99R45L C1999 09 14.95272 20 48 34.17 -02 30 25.7 046
J99R45L 1C1999 09 15.17171 20 48 32.31 -02 41 51.5 658
J99R45L 1C1999 09 15.17381 20 48 32.27 -02 41 58.3 658
J99R45L 1C1999 09 15.17594 20 48 32.23 -02 42 04.6 658
J99R45L C1999 09 15.18092 20 48 31.80 -02 42 16.2 711
J99R45L C1999 09 15.18500 20 48 31.72 -02 42 28.1 711
J99R45L C1999 09 15.18908 20 48 31.63 -02 42 40.8 711
J99R45L FC1999 09 15.78972 20 48 25.21 -03 14 09.8 118
J99R45L FC1999 09 15.79116 20 48 25.21 -03 14 13.8 118
J99R45L FC1999 09 15.79667 20 48 25.14 -03 14 30.3 118
J99R45L C1999 09 15.80047 20 48 25.10 -03 14 42.3 557
J99R45L C1999 09 15.80887 20 48 24.99 -03 15 09.6 557
J99R45L C1999 09 15.81154 20 48 24.93 -03 15 17.7 18.9 V 557
J99R45L C1999 09 15.82345 20 48 24.71 -03 15 54.1 18.1 R 046
J99R45L C1999 09 15.82505 20 48 24.75 -03 15 59.3 046
J99R45L C1999 09 15.82696 20 48 24.70 -03 16 05.1 046
J99R45L C1999 09 15.82858 20 48 24.67 -03 16 10.4 046
J99R45L C1999 09 16.44122 20 48 19.50 -03 47 51.9 19.1 R 426
J99R45L C1999 09 16.44542 20 48 19.48 -03 48 03.6 18.9 R 426
J99R45L C1999 09 16.44962 20 48 19.39 -03 48 18.5 19.0 R 426
J99R45L C1999 09 17.18877 20 48 14.53 -04 27 36.2 17.8 R 848
J99R45L C1999 09 17.19801 20 48 14.43 -04 28 05.2 18.0 R 848
J99R45L C1999 09 17.19999 20 48 14.41 -04 28 10.6 18.2 R 848
J99R45L C1999 09 17.20281 20 48 14.30 -04 28 20.6 17.5 R 848
J99R45L C1999 09 17.20518 20 48 14.33 -04 28 27.8 17.7 R 848
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. 0.57-m f/5.2 reflector + CCD.
118 Modra. Observers A. Galad, P. Koleny. 0.6-m f/5.5 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
557 Ondrejov. Observers P. Pravec, P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
658 Dominion Astrophysical Observatory. Observer D. D. Balam. 1.82-m
reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, M. Elowitz. Measurers J. Stuart, H. Viggh, R. Sayer. 1.0-m
f/2.15 reflector + CCD.
711 McDonald Observatory. Observer J. G. Ries. 0.76-m reflector + CCD.
848 Tenagra Observatory, Cottage Grove. Observer M. Schwartz. Measurer
P. R. Holvorcem. 0.36-m f/11 Schmidt-Cassegrain + CCD.
Orbital elements:
1999 RL45
Epoch 1999 Aug. 30.0 TT = JDT 2451420.5 Williams
M 320.91847 (2000.0) P Q
n 0.41094320 Peri. 234.27760 +0.67812022 -0.73330099
a 1.7917669 Node 172.41957 +0.73486013 +0.67756725
e 0.3658953 Incl. 21.90775 -0.01155718 +0.05632298
P 2.40 H 18.9 G 0.15
From 37 observations 1999 Sept. 14-17.
Ephemeris:
1999 RL45 a,e,i = 1.79, 0.37, 22 q = 1.1362
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 09 09 20 50.90 +02 31.2 0.431 1.382 144.8 24.8 18.9
1999 09 14 20 48.82 -01 40.7 0.421 1.359 140.7 28.0 18.9
1999 09 19 20 48.19 -06 03.0 0.416 1.336 136.0 31.5 19.0
1999 09 24 20 49.19 -10 27.5 0.415 1.313 130.9 35.3 19.0
1999 09 29 20 51.92 -14 46.6 0.418 1.292 125.8 39.0 19.1
1999 10 04 20 56.45 -18 54.0 0.424 1.271 120.9 42.5 19.2
1999 10 09 21 02.81 -22 44.8 0.433 1.252 116.1 45.8 19.3
1999 10 14 21 11.01 -26 15.7 0.444 1.233 111.8 48.7 19.4
1999 10 19 21 21.02 -29 24.7 0.456 1.216 107.8 51.3 19.5
1999 10 24 21 32.73 -32 11.0 0.470 1.200 104.2 53.5 19.6
1999 10 29 21 46.02 -34 34.3 0.484 1.186 101.1 55.3 19.7
1999 11 03 22 00.78 -36 34.7 0.499 1.173 98.3 56.8 19.8
1999 11 08 22 16.86 -38 12.3 0.514 1.162 95.9 58.0 19.9
1999 11 13 22 34.09 -39 27.6 0.529 1.153 93.8 58.9 19.9
1999 11 18 22 52.29 -40 21.0 0.543 1.146 92.1 59.6 20.0
1999 11 28 23 30.69 -41 04.9 0.571 1.137 89.7 60.2 20.1
1999 12 08 00 10.39 -40 28.3 0.597 1.137 88.4 60.0 20.2
1999 12 18 00 50.08 -38 36.7 0.621 1.145 88.0 59.2 20.3
1999 12 28 01 28.74 -35 37.9 0.645 1.162 88.5 57.8 20.4
2000 01 07 02 05.85 -31 40.4 0.670 1.185 89.5 56.1 20.4
2000 01 17 02 41.37 -26 55.9 0.700 1.215 90.8 54.0 20.5
2000 01 27 03 15.35 -21 39.7 0.737 1.251 92.1 51.9 20.6
2000 02 06 03 47.99 -16 08.6 0.783 1.291 93.0 49.7 20.8
2000 02 16 04 19.53 -10 40.7 0.840 1.335 93.5 47.6 20.9
2000 02 26 04 50.12 -05 32.6 0.910 1.381 93.2 45.7 21.1
2000 03 07 05 19.86 -00 56.0 0.994 1.430 92.1 43.9 21.4
2000 03 17 05 48.83 +03 01.7 1.089 1.479 90.3 42.3 21.6
2000 03 27 06 17.02 +06 17.8 1.197 1.530 87.9 40.7 21.8
2000 04 06 06 44.43 +08 53.0 1.314 1.580 85.0 39.1 22.0
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-S07
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