MPEC 1999-H04: 1999 GY5
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M.P.E.C. 1999-H04 Issued 1999 Apr. 17, 19:56 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 GY5
Observations:
J99G05Y* C1999 04 14.37060 12 42 08.86 -08 04 12.2 16.9 704
J99G05Y C1999 04 14.38021 12 42 07.60 -08 02 29.6 704
J99G05Y C1999 04 14.39180 12 42 06.02 -08 00 25.6 17.3 704
J99G05Y C1999 04 14.41511 12 42 03.05 -07 56 18.0 17.8 704
J99G05Y C1999 04 15.21307 12 40 43.48 -05 44 12.7 17.0 704
J99G05Y C1999 04 15.23014 12 40 41.46 -05 41 34.2 704
J99G05Y C1999 04 15.24720 12 40 39.43 -05 38 55.8 704
J99G05Y C1999 04 15.26414 12 40 37.42 -05 36 18.9 17.3 704
J99G05Y C1999 04 15.28113 12 40 35.40 -05 33 41.9 704
J99G05Y C1999 04 16.35803 12 39 00.10 -03 01 00.2 17.4 704
J99G05Y C1999 04 16.36904 12 38 59.05 -02 59 33.2 17.7 704
J99G05Y C1999 04 16.38116 12 38 57.93 -02 57 58.8 704
J99G05Y C1999 04 16.39327 12 38 56.74 -02 56 25.1 704
J99G05Y C1999 04 16.40535 12 38 55.71 -02 54 51.1 17.8 704
J99G05Y C1999 04 17.55201 12 37 37.49 -00 37 04.4 15.9 R 426
J99G05Y C1999 04 17.55591 12 37 37.18 -00 36 38.6 16.0 R 426
J99G05Y C1999 04 17.55955 12 37 36.88 -00 36 14.9 16.1 R 426
J99G05Y C1999 04 17.79164 12 37 23.62 -00 12 18.0 046
J99G05Y C1999 04 17.79243 12 37 23.56 -00 12 13.0 046
J99G05Y C1999 04 17.79324 12 37 23.49 -00 12 09.4 046
J99G05Y C1999 04 17.79406 12 37 23.46 -00 12 03.6 046
J99G05Y C1999 04 17.79572 12 37 23.33 -00 11 52.6 16.0 R 046
Observer details:
046 Klet. Observers J. Ticha, M. Tichy. Measurer M. Tichy.
0.57-m f/5.2 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + 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.
Orbital elements:
1999 GY5
Epoch 1999 Apr. 12.0 TT = JDT 2451280.5 Marsden
M 51.91323 (2000.0) P Q
n 0.80434253 Peri. 232.04024 +0.27731930 -0.94648635
a 1.1450963 Node 203.53278 +0.95887844 +0.28345391
e 0.6137140 Incl. 24.42474 +0.06038336 -0.15432907
P 1.23 H 19.1 G 0.15
From 22 observations 1999 Apr. 14-17.
Ephemeris:
1999 GY5 a,e,i = 1.15, 0.61, 24 q = 0.4423
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 04 12 12 47.95 -16 38.1 0.108 1.109 168.7 10.2 15.2
1999 04 13 12 45.17 -12 36.2 0.118 1.119 169.8 9.1 15.3
1999 04 14 12 42.92 -09 11.4 0.128 1.129 169.0 9.8 15.5
1999 04 15 12 41.06 -06 17.3 0.139 1.139 167.2 11.3 15.8
1999 04 16 12 39.52 -03 48.5 0.150 1.149 165.0 13.1 16.0
1999 04 17 12 38.24 -01 40.6 0.161 1.158 162.7 14.9 16.3
1999 04 18 12 37.16 +00 10.0 0.173 1.168 160.6 16.6 16.5
1999 04 19 12 36.26 +01 46.2 0.185 1.178 158.5 18.2 16.7
1999 04 20 12 35.50 +03 10.4 0.197 1.187 156.5 19.7 16.9
1999 04 21 12 34.88 +04 24.2 0.209 1.197 154.7 21.0 17.1
1999 04 22 12 34.36 +05 29.4 0.221 1.206 153.0 22.2 17.3
1999 04 27 12 33.04 +09 21.0 0.285 1.252 145.6 27.0 18.1
1999 05 02 12 33.19 +11 34.0 0.351 1.295 139.7 30.2 18.7
1999 05 07 12 34.34 +12 51.0 0.419 1.337 134.6 32.5 19.2
1999 05 12 12 36.25 +13 33.0 0.489 1.377 130.0 34.2 19.7
1999 05 17 12 38.79 +13 51.7 0.561 1.414 125.8 35.4 20.1
1999 05 22 12 41.89 +13 53.9 0.634 1.450 121.9 36.4 20.4
1999 05 27 12 45.45 +13 44.2 0.708 1.485 118.1 37.0 20.7
1999 06 01 12 49.42 +13 25.7 0.783 1.517 114.6 37.4 21.0
Brian G. Marsden (C) Copyright 1999 MPC M.P.E.C. 1999-H04
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