MPEC 1999-U02 : 1999 TT16
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M.P.E.C. 1999-U02 Issued 1999 Oct. 16, 21:35 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 TT16
Observations:
J99T16T* C1999 10 09.21051 23 16 55.82 -01 22 25.2 19.9 V 691
J99T16T C1999 10 09.23228 23 16 52.80 -01 22 40.6 19.8 V 691
J99T16T C1999 10 09.25386 23 16 49.80 -01 22 56.2 20.2 V 691
J99T16T C1999 10 10.15953 23 14 49.09 -01 33 49.4 20.9 V 691
J99T16T C1999 10 10.16448 23 14 48.37 -01 33 52.4 16.8 V 691
J99T16T C1999 10 10.17008 23 14 47.69 -01 33 57.7 20.6 V 691
J99T16T C1999 10 13.15191 23 08 11.04 -02 09 43.5 20.9 V 691
J99T16T C1999 10 13.15926 23 08 10.01 -02 09 47.9 20.4 V 691
J99T16T C1999 10 13.16697 23 08 08.94 -02 09 52.7 20.3 V 691
J99T16T C1999 10 13.18919 23 08 05.82 -02 10 10.2 711
J99T16T C1999 10 13.19862 23 08 04.56 -02 10 17.7 711
J99T16T C1999 10 13.20808 23 08 03.10 -02 10 23.6 711
J99T16T C1999 10 15.22663 23 03 38.53 -02 34 17.4 711
J99T16T C1999 10 15.23623 23 03 37.13 -02 34 26.2 711
J99T16T C1999 10 15.24588 23 03 35.99 -02 34 32.0 711
J99T16T C1999 10 15.27686 23 03 31.79 -02 34 54.0 21.9 V 691
J99T16T C1999 10 15.28271 23 03 31.00 -02 34 57.8 22.4 V 691
J99T16T C1999 10 15.29012 23 03 30.03 -02 35 03.1 21.7 V 691
J99T16T 1C1999 10 15.60847 23 02 48.53 -02 38 31.0 20.3 R 413
J99T16T 1C1999 10 15.61057 23 02 48.24 -02 38 32.6 413
J99T16T 1C1999 10 16.23262 23 01 28.58 -02 46 07.5 658
J99T16T 1C1999 10 16.23806 23 01 27.83 -02 46 10.6 658
J99T16T 1C1999 10 16.24333 23 01 27.09 -02 46 12.3 658
Observer details:
413 Siding Spring. Observers R. H. McNaught, G. J. Garradd. 1.0-m f/8
reflector + CCD. Trail located and measured by A. Doppler, A. Gnadig and
G. Hahn. 1.2-m Schmidt. Trail located and measured by A. Boattini and
G. Forti. 1.2-m Schmidt.
658 Dominion Astrophysical Observatory. Observer D. D. Balam. 1.82-m
reflector + CCD.
691 Steward Observatory, Kitt Peak. Observers N. Danzl, J. L. Montani,
J. V. Scotti. 0.9-m Spacewatch telescope.
711 McDonald Observatory. Observers J. G. Ries. 0.76-m reflector + CCD.
Orbital elements:
1999 TT16 PHA 0.021
Epoch 1999 Oct. 9.0 TT = JDT 2451460.5 Williams
M 327.86135 (2000.0) P Q
n 0.31259519 Peri. 148.22583 -0.44238897 -0.89664122
a 2.1502115 Node 328.02020 +0.81550777 -0.39381224
e 0.6576944 Incl. 1.95522 +0.37314753 -0.20235226
P 3.15 H 19.6 G 0.15
From 23 observations 1999 Oct. 9-16.
Ephemeris:
1999 TT16 a,e,i = 2.15, 0.66, 2 q = 0.7360
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 10 09 23 17.40 -01 19.7 0.632 1.592 154.3 15.8 20.5
1999 10 14 23 06.32 -02 19.7 0.611 1.544 146.4 20.9 20.5
1999 10 19 22 55.64 -03 17.6 0.595 1.495 138.6 26.1 20.5
1999 10 24 22 45.72 -04 11.3 0.583 1.446 131.0 31.3 20.6
1999 10 29 22 36.84 -04 59.1 0.573 1.396 123.7 36.3 20.6
1999 11 03 22 29.19 -05 39.9 0.566 1.345 116.7 41.2 20.6
1999 11 08 22 22.89 -06 13.1 0.560 1.294 110.1 46.0 20.6
1999 11 13 22 17.97 -06 38.5 0.553 1.243 103.7 50.6 20.7
1999 11 18 22 14.37 -06 56.5 0.546 1.192 97.8 55.2 20.7
1999 11 23 22 11.95 -07 07.8 0.536 1.141 92.1 59.9 20.7
1999 11 28 22 10.50 -07 13.5 0.524 1.090 86.7 64.6 20.7
1999 12 03 22 09.79 -07 14.8 0.510 1.040 81.5 69.6 20.7
1999 12 08 22 09.54 -07 13.3 0.491 0.992 76.4 74.9 20.7
1999 12 13 22 09.34 -07 11.3 0.469 0.945 71.3 80.7 20.7
1999 12 18 22 08.66 -07 11.8 0.443 0.900 66.0 87.3 20.7
1999 12 23 22 06.76 -07 19.2 0.413 0.859 60.5 94.8 20.7
1999 12 28 22 02.68 -07 39.5 0.381 0.822 54.3 103.5 20.9
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-U02
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