MPEC 1999-U37 : 1999 US3
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Read MPEC 1999-U36
Read MPEC 1999-V01
M.P.E.C. 1999-U37 Issued 1999 Oct. 31, 20:12 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 US3
Observations:
J99U03S* C1999 10 26.33987 06 46 57.65 +56 30 46.2 15.3 R 699
J99U03S C1999 10 26.35516 06 47 00.21 +56 30 31.7 699
J99U03S C1999 10 26.37046 06 47 02.77 +56 30 17.2 699
J99U03S C1999 10 26.78766 06 48 14.05 +56 23 11.0 15.2 R 046
J99U03S C1999 10 26.78948 06 48 14.38 +56 23 09.1 046
J99U03S C1999 10 26.79061 06 48 14.57 +56 23 07.8 046
J99U03S C1999 10 26.79258 06 48 14.93 +56 23 06.3 046
J99U03S C1999 10 26.79476 06 48 15.29 +56 23 03.8 15.0 R 046
J99U03S C1999 10 26.87119 06 48 28.30 +56 21 47.8 14.9 R 151
J99U03S C1999 10 26.87490 06 48 28.94 +56 21 43.8 15.0 R 151
J99U03S C1999 10 26.87848 06 48 29.59 +56 21 40.7 15.0 R 151
J99U03S C1999 10 26.88128 06 48 30.04 +56 21 38.2 15.0 R 151
J99U03S C1999 10 26.88436 06 48 30.56 +56 21 35.1 15.0 R 151
J99U03S C1999 10 26.88806 06 48 31.21 +56 21 31.5 14.9 R 151
J99U03S C1999 10 26.89082 06 48 31.67 +56 21 28.6 14.8 R 151
J99U03S C1999 10 26.89371 06 48 32.19 +56 21 26.1 14.9 R 151
J99U03S C1999 10 26.89522 06 48 32.44 +56 21 24.4 14.8 R 151
J99U03S C1999 10 26.89865 06 48 33.10 +56 21 22.1 611
J99U03S C1999 10 26.90208 06 48 33.67 +56 21 18.8 611
J99U03S C1999 10 26.92354 06 48 37.32 +56 20 57.8 611
J99U03S C1999 10 26.92569 06 48 37.64 +56 20 55.6 611
J99U03S C1999 10 27.26181 06 49 34.62 +56 15 14.9 15.1 V 713
J99U03S C1999 10 27.27569 06 49 36.89 +56 15 01.5 15.1 V 713
J99U03S C1999 10 27.28958 06 49 39.21 +56 14 47.8 14.9 V 713
J99U03S C1999 10 27.30351 06 49 41.49 +56 14 33.8 15.0 V 713
J99U03S C1999 10 27.78878 06 51 02.25 +56 05 58.9 15.0 R 046
J99U03S C1999 10 27.79042 06 51 02.53 +56 05 57.3 046
J99U03S C1999 10 27.79161 06 51 02.72 +56 05 56.2 046
J99U03S C1999 10 27.79278 06 51 02.91 +56 05 55.0 046
J99U03S C1999 10 27.79391 06 51 03.11 +56 05 53.9 046
J99U03S C1999 10 27.80854 06 51 05.47 +56 05 37.4 14.9 R 151
J99U03S C1999 10 27.81192 06 51 05.93 +56 05 34.8 15.6 R 151
J99U03S C1999 10 27.81508 06 51 06.52 +56 05 30.8 15.4 R 151
J99U03S C1999 10 27.81785 06 51 07.21 +56 05 27.7 15.6 R 151
J99U03S C1999 10 27.82705 06 51 08.44 +56 05 20.3 15.1 R 151
J99U03S C1999 10 27.82900 06 51 08.81 +56 05 17.1 15.7 R 151
J99U03S C1999 10 27.83164 06 51 09.36 +56 05 14.4 15.0 R 151
J99U03S C1999 10 27.83854 06 51 10.50 +56 05 07.5 15.5 R 151
J99U03S C1999 10 27.84411 06 51 11.47 +56 05 01.5 15.0 R 151
J99U03S C1999 10 27.94392 06 51 28.08 +56 03 20.1 611
J99U03S C1999 10 27.95150 06 51 29.35 +56 03 12.5 611
J99U03S C1999 10 28.05098 06 51 45.32 +56 01 31.1 15 R 461
J99U03S C1999 10 28.05625 06 51 46.16 +56 01 25.6 461
J99U03S C1999 10 28.05787 06 51 46.41 +56 01 23.8 461
J99U03S C1999 10 28.05903 06 51 46.59 +56 01 22.7 461
J99U03S C1999 10 28.06288 06 51 47.20 +56 01 18.6 461
J99U03S C1999 10 28.06684 06 51 47.84 +56 01 14.4 461
J99U03S C1999 10 28.07051 06 51 48.43 +56 01 10.7 461
J99U03S C1999 10 28.07215 06 51 48.67 +56 01 08.9 461
J99U03S C1999 10 28.24757 06 52 18.30 +55 57 55.5 15.2 R 853
J99U03S C1999 10 28.24938 06 52 18.60 +55 57 53.7 15.2 R 853
J99U03S C1999 10 28.25149 06 52 18.94 +55 57 51.4 15.1 R 853
J99U03S C1999 10 28.32066 06 52 29.82 +55 56 42.4 15.4 R 850
J99U03S C1999 10 28.33715 06 52 32.40 +55 56 25.3 15.4 R 850
J99U03S C1999 10 28.34826 06 52 34.03 +55 56 13.8 15.3 R 850
J99U03S C1999 10 28.37708 06 52 38.66 +55 55 42.6 15.3 R 850
J99U03S C1999 10 28.39028 06 52 40.74 +55 55 28.3 15.4 R 850
J99U03S C1999 10 28.53339 06 53 04.99 +55 52 43.5 15.4 V 355
J99U03S C1999 10 28.53476 06 53 05.23 +55 52 42.7 355
J99U03S C1999 10 28.53851 06 53 05.83 +55 52 39.7 355
J99U03S C1999 10 28.98334 06 54 17.35 +55 44 30.4 15.0 R 046
J99U03S C1999 10 28.98416 06 54 17.50 +55 44 29.5 046
J99U03S C1999 10 28.98498 06 54 17.63 +55 44 28.8 046
J99U03S C1999 10 28.98576 06 54 17.74 +55 44 27.9 046
J99U03S C1999 10 28.98656 06 54 17.86 +55 44 26.8 046
J99U03S C1999 10 29.29618 06 55 07.46 +55 38 42.1 15.4 R 850
J99U03S C1999 10 29.30347 06 55 08.55 +55 38 34.1 15.4 R 850
J99U03S C1999 10 29.30784 06 55 09.35 +55 38 27.5 15.3 V 734
J99U03S C1999 10 29.31185 06 55 09.98 +55 38 23.1 15.2 V 734
J99U03S C1999 10 29.31525 06 55 10.49 +55 38 19.6 15.2 V 734
J99U03S C1999 10 29.31632 06 55 10.54 +55 38 20.0 15.2 R 850
J99U03S C1999 10 29.31941 06 55 11.15 +55 38 14.8 15.2 V 734
J99U03S C1999 10 29.32179 06 55 11.52 +55 38 12.1 15.1 V 734
J99U03S C1999 10 29.33229 06 55 12.99 +55 38 02.4 14.9 R 850
J99U03S C1999 10 29.77083 06 56 22.40 +55 29 27.3 15.3 R 540
J99U03S C1999 10 29.77196 06 56 22.56 +55 29 26.2 540
J99U03S C1999 10 29.77321 06 56 22.77 +55 29 24.9 540
J99U03S C1999 10 29.77425 06 56 22.94 +55 29 23.8 540
J99U03S C1999 10 29.80995 06 56 28.65 +55 28 43.5 557
J99U03S C1999 10 29.81647 06 56 29.69 +55 28 36.2 557
J99U03S C1999 10 29.81810 06 56 29.97 +55 28 34.3 557
J99U03S C1999 10 29.85940 06 56 36.55 +55 27 48.2 15.1 R 046
J99U03S C1999 10 29.86091 06 56 36.79 +55 27 46.5 046
J99U03S C1999 10 29.86203 06 56 36.96 +55 27 45.2 046
J99U03S C1999 10 29.86333 06 56 37.18 +55 27 43.8 046
J99U03S C1999 10 29.86457 06 56 37.36 +55 27 42.4 046
J99U03S C1999 10 30.02761 06 57 02.53 +55 24 39.5 118
J99U03S C1999 10 30.03083 06 57 03.03 +55 24 35.8 118
J99U03S C1999 10 30.03449 06 57 03.57 +55 24 31.6 15.0 R 118
J99U03S C1999 10 30.04154 06 57 04.70 +55 24 22.9 595
J99U03S C1999 10 30.05799 06 57 07.24 +55 24 04.3 15.4 V 595
J99U03S C1999 10 30.25226 06 57 38.10 +55 20 11.8 16.5 R 853
J99U03S C1999 10 30.28381 06 57 42.95 +55 19 36.1 16.1 R 853
J99U03S C1999 10 30.30698 06 57 46.47 +55 19 10.0 15.7 R 853
J99U03S C1999 10 30.31597 06 57 47.65 +55 18 59.4 14.9 V 713
J99U03S C1999 10 30.32782 06 57 49.45 +55 18 46.0 15.0 V 713
J99U03S C1999 10 30.34167 06 57 51.52 +55 18 30.1 15.1 V 713
J99U03S C1999 10 30.35557 06 57 53.61 +55 18 14.1 15.3 V 713
J99U03S C1999 10 30.36944 06 57 55.68 +55 17 58.1 15.3 V 713
J99U03S C1999 10 30.39043 06 57 58.80 +55 17 33.9 15.0 V 713
J99U03S C1999 10 30.41025 06 58 01.80 +55 17 11.4 15.1 704
J99U03S C1999 10 30.41111 06 58 01.85 +55 17 09.9 15.0 V 713
J99U03S C1999 10 30.42660 06 58 04.20 +55 16 52.3 16.2 704
J99U03S C1999 10 30.44297 06 58 06.60 +55 16 33.1 16.9 704
J99U03S C1999 10 30.45950 06 58 09.02 +55 16 13.6 16.9 704
J99U03S C1999 10 30.47593 06 58 11.42 +55 15 54.1 16.7 704
J99U03S C1999 10 30.96046 06 59 26.34 +55 06 02.5 557
J99U03S C1999 10 30.96281 06 59 26.70 +55 05 59.8 557
J99U03S C1999 10 30.96516 06 59 27.06 +55 05 56.9 557
J99U03S C1999 10 30.96752 06 59 27.41 +55 05 54.2 557
J99U03S C1999 10 31.05711 06 59 40.81 +55 04 08.6 15.1 R 946
J99U03S C1999 10 31.06508 06 59 42.00 +55 03 59.1 15.2 R 946
J99U03S C1999 10 31.07110 06 59 42.86 +55 03 51.8 946
J99U03S C1999 10 31.37972 07 00 29.52 +54 57 32.5 15.3 R 853
J99U03S C1999 10 31.38417 07 00 30.15 +54 57 27.1 15.2 R 853
J99U03S C1999 10 31.38625 07 00 30.45 +54 57 24.6 14.9 R 853
J99U03S C1999 10 31.47775 07 00 43.37 +54 55 32.4 719
J99U03S C1999 10 31.47947 07 00 43.61 +54 55 30.2 719
J99U03S C1999 10 31.48548 07 00 44.46 +54 55 22.7 719
J99U03S C1999 10 31.48735 07 00 44.72 +54 55 20.4 719
Observer details:
046 Klet. Observers J. Ticha, M. Tichy. 0.57-m f/5.2 reflector + CCD.
118 Modra. Observers A. Galad, J. Toth. 0.6-m f/5.5 reflector + CCD.
151 Eschenberg Observatory, Winterthur. Observer M. Griesser. 0.25-m f/8.0
reflector + CCD.
355 Hadano. Observer A. Asami. 0.28-m f/5.0 reflector + CCD.
461 JATE Asteroid Survey, Piszkesteto. Observers K. Sarneczky, L. Kiss.
0.60-m Schmidt + CCD.
540 Linz. Observer E. Meyer. 0.3-m f/5.2 Schmidt-Cassegrain + CCD.
557 Ondrejov. Observers L. Sarounova, M. Wolf. 0.65-m f/3.6 reflector + CCD.
595 Farra d'Isonzo. Observer E. Pettarin. 0.40-m f/4.5 reflector + CCD
611 Starkenburg. Observers M. Busch, R. Kresken, R. Stoss. 0.45-m f/4.4
reflector + CCD.
699 Lowell Observatory-LONEOS. Observer B. W. Koehn. 0.59-m LONEOS Schmidt
+ CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, M. Elowitz, R. Huber. Measurers J. Stuart, H. Viggh,
R. Sayer. 1.0-m f/2.15 reflector + CCD.
713 Thornton. Observer R. A. Koff. 0.20-m f/10 Schmidt-Cassegrain + CCD.
719 Etscorn Observatory. Observer D. A. Klinglesmith III. 0.355-m
Schmidt-Cassegrain + CCD.
734 Farpoint Observatory. Observers G. Hug, G. Bell. 0.30-m
Schmidt-Cassegrain + CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.3-m f/5.75
Schmidt-Cassegrain + CCD.
853 Biosphere 2 Observatory. Observers G. J. Garradd, B. Swift,
D. J. Norlander. 0.5-m f/8.1 reflector + CCD.
946 Ametlla de Mar. Observer J. Nomen. 0.30-m f/5.0 reflector + CCD.
Orbital elements:
1999 US3
Epoch 1999 Oct. 29.0 TT = JDT 2451480.5 Williams
M 349.85480 (2000.0) P Q
n 0.22080290 Peri. 181.35380 +0.00964910 -0.87590837
a 2.7110209 Node 268.26134 +0.92191516 +0.19462239
e 0.5118970 Incl. 28.85556 +0.38727166 -0.44148234
P 4.46 H 13.9 G 0.15
From 120 observations 1999 Oct. 26-31.
Ephemeris:
1999 US3 a,e,i = 2.71, 0.51, 29 q = 1.3233
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 10 29 06 54.32 +55 44.2 0.698 1.410 111.7 40.9 15.5
1999 11 03 07 06.75 +54 00.2 0.651 1.393 114.3 40.5 15.3
1999 11 08 07 17.14 +51 52.3 0.606 1.377 117.2 39.8 15.1
1999 11 13 07 25.37 +49 17.4 0.562 1.364 120.5 38.7 14.9
1999 11 18 07 31.38 +46 11.5 0.520 1.352 124.3 37.2 14.6
1999 11 23 07 35.16 +42 30.1 0.482 1.342 128.5 35.1 14.4
1999 11 28 07 36.75 +38 08.6 0.448 1.334 133.4 32.5 14.2
1999 12 03 07 36.22 +33 03.8 0.418 1.328 138.7 29.3 13.9
1999 12 08 07 33.72 +27 15.4 0.394 1.325 144.3 25.7 13.7
1999 12 13 07 29.52 +20 49.2 0.377 1.323 149.7 22.1 13.5
1999 12 18 07 23.98 +13 58.7 0.368 1.324 153.9 19.1 13.3
1999 12 23 07 17.51 +07 04.6 0.367 1.327 155.8 17.7 13.3
1999 12 28 07 10.54 +00 30.0 0.375 1.332 154.7 18.4 13.3
2000 01 02 07 03.51 -05 25.3 0.390 1.339 151.3 20.6 13.5
2000 01 07 06 56.83 -10 29.2 0.413 1.348 146.9 23.5 13.7
2000 01 12 06 50.88 -14 37.8 0.441 1.359 142.3 26.3 14.0
2000 01 17 06 45.92 -17 53.5 0.473 1.372 137.9 28.7 14.2
2000 01 22 06 42.13 -20 22.7 0.509 1.387 133.9 30.8 14.5
2000 01 27 06 39.57 -22 12.2 0.548 1.403 130.3 32.3 14.7
2000 02 01 06 38.26 -23 29.0 0.589 1.421 127.2 33.5 14.9
2000 02 06 06 38.19 -24 19.2 0.632 1.441 124.4 34.4 15.1
2000 02 11 06 39.31 -24 48.3 0.677 1.462 121.9 35.0 15.3
2000 02 16 06 41.56 -25 00.8 0.722 1.484 119.6 35.4 15.5
2000 02 21 06 44.82 -25 00.4 0.769 1.507 117.5 35.6 15.7
2000 02 26 06 49.00 -24 50.2 0.817 1.532 115.6 35.6 15.8
2000 03 02 06 54.00 -24 32.3 0.865 1.557 113.9 35.6 16.0
2000 03 07 06 59.76 -24 08.8 0.915 1.583 112.2 35.5 16.2
2000 03 12 07 06.20 -23 41.5 0.966 1.610 110.5 35.3 16.3
2000 03 17 07 13.23 -23 11.7 1.017 1.638 109.0 35.1 16.5
2000 03 22 07 20.77 -22 40.7 1.070 1.667 107.4 34.8 16.6
2000 03 27 07 28.75 -22 09.2 1.124 1.695 105.9 34.5 16.7
2000 04 01 07 37.13 -21 38.1 1.180 1.725 104.4 34.1 16.9
2000 04 06 07 45.84 -21 08.0 1.236 1.755 102.8 33.8 17.0
2000 04 11 07 54.85 -20 39.5 1.294 1.785 101.2 33.4 17.1
2000 04 16 08 04.10 -20 13.0 1.354 1.815 99.6 33.0 17.2
2000 04 21 08 13.54 -19 48.9 1.414 1.846 98.0 32.6 17.4
2000 04 26 08 23.13 -19 27.4 1.477 1.876 96.3 32.2 17.5
2000 05 01 08 32.85 -19 08.7 1.540 1.907 94.6 31.8 17.6
2000 05 06 08 42.67 -18 52.8 1.605 1.938 92.9 31.3 17.7
2000 05 11 08 52.56 -18 40.0 1.671 1.969 91.1 30.8 17.8
2000 05 16 09 02.49 -18 30.4 1.739 2.001 89.3 30.4 17.9
2000 05 26 09 22.40 -18 20.0 1.878 2.063 85.5 29.3 18.1
2000 06 05 09 42.28 -18 21.4 2.022 2.125 81.6 28.2 18.3
2000 06 15 10 02.03 -18 33.9 2.169 2.186 77.5 27.0 18.5
2000 06 25 10 21.57 -18 56.3 2.319 2.248 73.3 25.7 18.7
2000 07 05 10 40.89 -19 27.5 2.470 2.308 68.9 24.3 18.8
2000 07 15 10 59.95 -20 06.6 2.621 2.368 64.4 22.8 19.0
2000 07 25 11 18.76 -20 52.0 2.772 2.427 59.9 21.2 19.1
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-U37
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