MPEC 1999-O14 : 1999 ND43
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M.P.E.C. 1999-O14 Issued 1999 July 19, 14:47 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 ND43
Observations:
J99N43D* C1999 07 14.36479 22 42 30.82 -18 36 44.4 19.0 704
J99N43D C1999 07 14.37725 22 42 32.03 -18 36 34.7 19.0 704
J99N43D C1999 07 14.38968 22 42 33.19 -18 36 24.7 19.1 704
J99N43D C1999 07 14.40207 22 42 34.48 -18 36 14.1 19.5 704
J99N43D C1999 07 14.41445 22 42 35.62 -18 36 05.0 19.0 704
J99N43D C1999 07 15.71453 22 44 51.49 -18 18 32.2 18.9 R 428
J99N43D FC1999 07 15.71906 22 44 52.00 -18 18 26.6 428
J99N43D C1999 07 16.04066 22 45 26.34 -18 14 32.5 17.5 R 046
J99N43D C1999 07 16.04221 22 45 26.36 -18 14 31.3 046
J99N43D C1999 07 16.04358 22 45 26.50 -18 14 30.1 046
J99N43D C1999 07 16.76802 22 46 41.80 -18 04 04.0 18.4 R 426
J99N43D C1999 07 16.77170 22 46 42.14 -18 04 00.7 18.4 R 426
J99N43D C1999 07 16.77608 22 46 42.56 -18 03 57.7 18.5 R 426
J99N43D C1999 07 17.06626 22 47 13.43 -18 00 22.5 611
J99N43D C1999 07 17.07037 22 47 13.82 -18 00 18.3 611
J99N43D C1999 07 17.62178 22 48 12.07 -17 52 02.3 19.2 R 428
J99N43D C1999 07 17.63642 22 48 13.42 -17 51 50.8 19.0 R 428
J99N43D IC1999 07 17.71109 22 48 20.86 -17 50 45.3 18.4 R 426
J99N43D C1999 07 17.72714 22 48 22.39 -17 50 31.9 18.7 R 426
J99N43D C1999 07 17.73323 22 48 22.96 -17 50 26.6 18.4 R 426
J99N43D C1999 07 18.01991 22 48 53.22 -17 46 48.5 18.0 R 046
J99N43D C1999 07 18.02172 22 48 53.40 -17 46 46.3 046
J99N43D C1999 07 18.02521 22 48 53.73 -17 46 43.7 046
J99N43D C1999 07 18.02669 22 48 53.88 -17 46 42.6 046
J99N43D C1999 07 18.02794 22 48 54.05 -17 46 40.2 046
J99N43D C1999 07 18.17492 22 49 09.69 -17 44 08.9 19.2 V 859
J99N43D C1999 07 18.18014 22 49 10.21 -17 44 04.7 19.0 V 859
J99N43D C1999 07 18.18462 22 49 10.64 -17 44 00.3 19.2 V 859
J99N43D C1999 07 18.18875 22 49 11.04 -17 43 57.2 19.0 V 859
J99N43D C1999 07 18.19425 22 49 11.57 -17 43 52.4 19.1 V 859
J99N43D C1999 07 19.06760 22 50 42.22 -17 31 27.0 17.2 R 046
J99N43D C1999 07 19.06934 22 50 42.39 -17 31 25.4 046
J99N43D C1999 07 19.07043 22 50 42.53 -17 31 23.8 046
J99N43D C1999 07 19.07154 22 50 42.63 -17 31 23.8 046
J99N43D C1999 07 19.07488 22 50 44.31 -17 30 51.6 19.1 V 859
J99N43D C1999 07 19.07875 22 50 44.70 -17 30 47.9 19.4 V 859
J99N43D C1999 07 19.08471 22 50 45.27 -17 30 43.5 18.9 V 859
J99N43D C1999 07 19.09263 22 50 46.10 -17 30 37.0 18.9 V 859
J99N43D C1999 07 19.09911 22 50 46.70 -17 30 31.6 18.9 V 859
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. 0.57-m f/5.2 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.
611 Starkenburg. Observer M. Busch. 0.45-m f/4.4 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.
859 Serra da Piedade. Observers C. Jacques, J. Amancio. 0.3-m f/3.3
Schmidt-Cassegrain + CCD.
Orbital elements:
1999 ND43
Epoch 1999 July 1.0 TT = JDT 2451360.5 Williams
M 304.62752 (2000.0) P Q
n 0.53032747 Peri. 52.09527 +0.90937109 -0.41356924
a 1.5116107 Node 332.25058 +0.34507549 +0.81008228
e 0.3102457 Incl. 5.51824 +0.23230825 +0.41560459
P 1.86 H 19.4 G 0.15
From 39 observations 1999 July 14-19.
Ephemeris:
1999 ND43 a,e,i = 1.51, 0.31, 6 q = 1.0426
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 07 11 22 36.59 -19 18.2 0.397 1.324 134.0 33.6 19.4
1999 07 16 22 45.36 -18 14.7 0.360 1.301 136.4 32.6 19.1
1999 07 21 22 54.06 -17 01.4 0.325 1.278 138.7 31.6 18.8
1999 07 26 23 02.77 -15 35.2 0.292 1.256 141.0 30.6 18.5
1999 07 31 23 11.57 -13 52.3 0.262 1.235 143.2 29.5 18.2
1999 08 05 23 20.56 -11 48.2 0.233 1.214 145.3 28.5 17.9
1999 08 10 23 29.84 -09 16.6 0.207 1.193 147.1 27.5 17.6
1999 08 15 23 39.60 -06 09.8 0.183 1.173 148.7 26.7 17.3
1999 08 20 23 50.16 -02 17.9 0.161 1.154 149.7 26.2 16.9
1999 08 25 00 01.93 +02 30.2 0.143 1.136 149.9 26.5 16.6
1999 08 30 00 15.42 +08 25.3 0.126 1.120 148.8 27.9 16.4
1999 09 04 00 31.26 +15 33.4 0.113 1.104 146.0 30.7 16.2
1999 09 09 00 50.29 +23 49.3 0.104 1.090 141.5 35.1 16.1
1999 09 14 01 13.69 +32 48.1 0.098 1.078 135.5 40.9 16.1
1999 09 19 01 42.87 +41 44.5 0.095 1.067 128.9 47.1 16.2
1999 09 24 02 19.15 +49 45.5 0.097 1.058 122.4 53.1 16.4
1999 09 29 03 02.89 +56 08.4 0.101 1.051 116.9 58.2 16.6
1999 10 04 03 52.21 +60 33.7 0.107 1.046 112.7 61.9 16.8
1999 10 09 04 42.61 +63 06.3 0.114 1.043 109.9 64.2 17.0
1999 10 14 05 28.80 +64 09.1 0.122 1.043 108.4 65.2 17.2
1999 10 19 06 07.29 +64 11.5 0.130 1.044 108.0 65.1 17.4
1999 10 24 06 37.18 +63 38.6 0.139 1.047 108.6 64.2 17.5
1999 10 29 06 59.13 +62 48.2 0.147 1.053 110.0 62.5 17.6
1999 11 03 07 14.16 +61 50.6 0.155 1.060 112.1 60.1 17.6
1999 11 08 07 23.24 +60 50.4 0.163 1.070 114.9 57.2 17.7
1999 11 13 07 27.24 +59 48.6 0.170 1.081 118.2 53.8 17.7
1999 11 18 07 26.95 +58 44.3 0.177 1.093 122.2 49.9 17.7
1999 11 23 07 23.08 +57 35.5 0.185 1.108 126.6 45.7 17.7
1999 11 28 07 16.28 +56 19.8 0.193 1.124 131.4 41.2 17.7
1999 12 03 07 07.20 +54 54.5 0.201 1.141 136.6 36.5 17.7
1999 12 08 06 56.67 +53 17.0 0.211 1.159 141.9 31.7 17.7
1999 12 13 06 45.63 +51 26.5 0.223 1.178 147.1 27.0 17.7
1999 12 18 06 35.00 +49 24.5 0.236 1.198 151.9 22.8 17.7
1999 12 23 06 25.47 +47 14.5 0.253 1.218 155.8 19.3 17.8
1999 12 28 06 17.45 +45 00.8 0.272 1.240 158.2 17.1 17.9
2000 01 02 06 11.16 +42 47.7 0.294 1.262 158.8 16.4 18.1
2000 01 07 06 06.70 +40 39.0 0.319 1.284 157.5 17.0 18.4
2000 01 12 06 04.05 +38 37.6 0.347 1.306 154.9 18.6 18.6
2000 01 17 06 03.11 +36 45.5 0.379 1.329 151.4 20.7 18.9
2000 01 22 06 03.69 +35 03.5 0.414 1.352 147.6 23.0 19.2
2000 01 27 06 05.59 +33 31.7 0.452 1.374 143.6 25.2 19.5
2000 02 01 06 08.64 +32 09.3 0.492 1.397 139.6 27.2 19.8
2000 02 06 06 12.70 +30 55.4 0.536 1.420 135.7 29.0 20.1
2000 02 11 06 17.64 +29 49.1 0.582 1.443 132.0 30.6 20.3
2000 02 16 06 23.34 +28 49.3 0.631 1.465 128.3 31.9 20.6
2000 02 21 06 29.68 +27 54.8 0.682 1.487 124.8 33.1 20.8
2000 02 26 06 36.56 +27 04.8 0.735 1.509 121.4 34.1 21.0
2000 03 02 06 43.88 +26 18.2 0.790 1.531 118.1 34.8 21.2
2000 03 07 06 51.61 +25 34.3 0.846 1.552 114.9 35.5 21.4
2000 03 12 06 59.68 +24 52.4 0.905 1.573 111.8 35.9 21.6
2000 03 17 07 08.03 +24 11.9 0.965 1.593 108.8 36.3 21.8
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-O14
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