MPEC 1999-M13: 1999 LD30
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M.P.E.C. 1999-M13 Issued 1999 June 20, 16:12 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 LD30
Observations:
J99L30D* C1999 06 15.35754 19 40 59.65 -21 50 02.9 18.1 704
J99L30D C1999 06 15.36955 19 41 03.82 -21 50 32.5 18.2 704
J99L30D C1999 06 15.38182 19 41 08.04 -21 51 02.6 18.6 704
J99L30D C1999 06 15.39401 19 41 12.24 -21 51 32.1 18.6 704
J99L30D C1999 06 15.40609 19 41 16.39 -21 52 01.2 18.2 704
J99L30D C1999 06 17.27268 19 52 54.23 -23 08 14.5 17.8 696
J99L30D C1999 06 17.28393 19 52 58.28 -23 08 41.7 696
J99L30D C1999 06 17.32606 19 53 13.63 -23 10 27.9 696
J99L30D C1999 06 17.34234 19 53 19.66 -23 11 09.8 696
J99L30D C1999 06 17.62337 19 55 07.44 -23 22 00.3 19.2 R 422
J99L30D C1999 06 17.62395 19 55 07.73 -23 22 01.8 19.3 R 422
J99L30D C1999 06 17.62449 19 55 07.84 -23 22 02.8 18.9 R 422
J99L30D C1999 06 17.62565 19 55 08.30 -23 22 06.2 19.1 R 422
J99L30D C1999 06 18.38170 20 00 02.05 -23 54 07.9 684
J99L30D C1999 06 18.38367 20 00 02.76 -23 54 12.8 17.7 R 684
J99L30D C1999 06 18.38601 20 00 03.66 -23 54 18.8 17.5 R 684
J99L30D IC1999 06 18.44872 20 00 27.13 -23 56 53.8 684
J99L30D C1999 06 18.45103 20 00 28.02 -23 56 58.9 684
J99L30D C1999 06 18.62223 20 01 37.17 -24 03 20.3 18.7 R 428
J99L30D C1999 06 18.62549 20 01 38.54 -24 03 30.1 18.8 R 428
J99L30D C1999 06 18.65119 20 01 48.93 -24 04 28.9 426
J99L30D C1999 06 18.65331 20 01 49.71 -24 04 34.5 426
J99L30D C1999 06 18.65610 20 01 50.80 -24 04 41.7 426
J99L30D C1999 06 19.36977 20 06 34.89 -24 35 01.0 684
J99L30D C1999 06 19.37183 20 06 35.65 -24 35 06.9 684
J99L30D C1999 06 19.59972 20 08 08.33 -24 43 43.9 18.7 R 422
J99L30D C1999 06 19.60080 20 08 08.71 -24 43 46.5 18.7 R 422
J99L30D C1999 06 19.60150 20 08 09.00 -24 43 48.5 18.8 R 422
J99L30D C1999 06 20.01838 20 10 57.39 -25 01 55.7 16.9 R 046
J99L30D C1999 06 20.02115 20 10 58.70 -25 02 01.9 046
J99L30D C1999 06 20.02262 20 10 58.96 -25 02 04.6 046
J99L30D C1999 06 20.02420 20 10 59.74 -25 02 09.0 046
J99L30D C1999 06 20.02501 20 11 00.00 -25 02 11.6 046
Observer details:
046 Klet. Observers J. Ticha, M. Tichy. Measurer M. Tichy. 0.57-m f/5.2
reflector + CCD.
422 Loomberah. Observer G. J. Garradd. 0.45-m f/5.4 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
428 Reedy Creek. Observer J. Broughton. 0.25-m f/6.3 Schmidt-Cassegrain
+ CCD.
684 Prescott. Observer P. G. Comba. 0.46-m f/4.5 reflector + CCD.
696 Whipple Observatory, Mt. Hopkins. Observer O. Naranjo. 1.2-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.
Orbital elements:
1999 LD30
Epoch 1999 June 11.0 TT = JDT 2451340.5 Williams
M 354.64793 (2000.0) P Q
n 0.19643647 Peri. 203.12249 +0.35529741 +0.92235523
a 2.9308120 Node 87.96834 -0.83215546 +0.38604473
e 0.6071400 Incl. 8.73322 -0.42577111 +0.01517527
P 5.02 H 20.6 G 0.15
From 33 observations 1999 June 15-20.
Ephemeris:
1999 LD30 a,e,i = 2.93, 0.61, 9 q = 1.1514
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 06 11 19 16.28 -19 00.0 0.206 1.200 151.5 23.8 18.7
1999 06 16 19 44.90 -22 15.5 0.190 1.184 150.3 25.2 18.5
1999 06 21 20 17.68 -25 41.5 0.178 1.171 147.9 27.4 18.4
1999 06 26 20 53.84 -28 57.6 0.173 1.161 144.6 30.4 18.4
1999 07 01 21 31.53 -31 42.9 0.172 1.155 140.8 33.8 18.5
1999 07 06 22 08.27 -33 44.5 0.176 1.152 137.2 36.8 18.6
1999 07 11 22 41.69 -35 01.7 0.183 1.152 134.3 39.2 18.8
1999 07 16 23 10.30 -35 42.5 0.194 1.155 132.2 40.7 18.9
1999 07 21 23 33.60 -35 57.5 0.206 1.162 131.1 41.2 19.1
1999 07 26 23 51.78 -35 56.1 0.221 1.172 130.9 40.9 19.3
1999 07 31 00 05.36 -35 45.3 0.237 1.186 131.6 39.8 19.4
1999 08 05 00 14.93 -35 28.9 0.254 1.202 132.9 38.2 19.6
1999 08 10 00 21.04 -35 08.6 0.272 1.221 134.8 36.1 19.7
1999 08 15 00 24.26 -34 44.4 0.291 1.242 137.1 33.7 19.8
1999 08 20 00 25.14 -34 15.2 0.312 1.266 139.8 31.1 19.9
1999 08 25 00 24.19 -33 40.3 0.334 1.292 142.5 28.4 20.0
1999 08 30 00 21.88 -32 59.0 0.358 1.320 145.3 25.8 20.2
1999 09 04 00 18.61 -32 10.8 0.384 1.350 147.8 23.5 20.3
1999 09 09 00 14.79 -31 15.4 0.413 1.381 149.9 21.5 20.4
1999 09 14 00 10.79 -30 12.9 0.445 1.413 151.4 19.9 20.6
1999 09 19 00 06.94 -29 03.9 0.480 1.447 152.1 18.9 20.8
1999 09 24 00 03.48 -27 49.5 0.519 1.481 152.0 18.6 21.0
1999 09 29 00 00.58 -26 31.1 0.561 1.517 151.0 18.7 21.2
1999 10 04 23 58.33 -25 09.7 0.606 1.553 149.2 19.3 21.4
1999 10 09 23 56.79 -23 46.5 0.656 1.589 146.9 20.1 21.7
1999 10 14 23 56.00 -22 22.2 0.710 1.627 144.1 21.1 21.9
1999 10 19 23 55.96 -20 57.6 0.767 1.664 141.1 22.1 22.2
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-M13
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