MPEC 1999-T53 : 1999 TK12
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M.P.E.C. 1999-T53 Issued 1999 Oct. 13, 21:42 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 TK12
Observations:
J99T12K* C1999 10 10.10600 23 39 43.52 +14 25 20.5 18.9 704
J99T12K C1999 10 10.12128 23 39 40.58 +14 25 37.9 19.0 704
J99T12K C1999 10 10.13656 23 39 37.54 +14 25 55.0 19.4 704
J99T12K C1999 10 10.15184 23 39 34.55 +14 26 12.8 18.9 704
J99T12K C1999 10 10.16726 23 39 31.58 +14 26 29.9 18.8 704
J99T12K C1999 10 11.14731 23 36 24.97 +14 44 37.6 18.3 704
J99T12K C1999 10 11.15694 23 36 22.99 +14 44 48.8 19.2 704
J99T12K C1999 10 11.16617 23 36 21.31 +14 44 58.2 18.6 704
J99T12K C1999 10 11.17546 23 36 19.49 +14 45 08.5 18.4 704
J99T12K C1999 10 11.18471 23 36 17.81 +14 45 18.4 19.9 704
J99T12K C1999 10 11.24300 23 36 06.16 +14 46 23.2 18.8 704
J99T12K C1999 10 11.25207 23 36 04.37 +14 46 33.6 19.1 704
J99T12K C1999 10 11.26111 23 36 02.60 +14 46 43.6 19.1 704
J99T12K C1999 10 11.27040 23 36 00.79 +14 46 53.6 19.5 704
J99T12K C1999 10 11.27946 23 35 59.00 +14 47 03.3 19.3 704
J99T12K tC1999 10 11.28560 23 35 57.86 +14 47 10.3 684
J99T12K tC1999 10 11.28959 23 35 57.06 +14 47 15.0 684
J99T12K FC1999 10 11.72648 23 34 34.75 +14 55 10.9 557
J99T12K FC1999 10 11.73001 23 34 34.07 +14 55 15.7 19.0 V 557
J99T12K MC1999 10 11.83456 23 34 13.96 +14 57 11.7 118
J99T12K MC1999 10 11.83825 23 34 13.19 +14 57 16.4 118
J99T12K C1999 10 12.19543 23 33 05.29 +15 03 49.1 18.7 704
J99T12K C1999 10 12.20939 23 33 02.59 +15 04 04.9 19.1 704
J99T12K C1999 10 12.22365 23 32 59.75 +15 04 19.5 19.3 704
J99T12K C1999 10 12.23925 23 32 56.72 +15 04 35.8 19.3 704
J99T12K C1999 10 12.25315 23 32 54.01 +15 04 52.1 19.0 704
J99T12K C1999 10 12.75076 23 31 20.30 +15 13 49.7 18.3 R 046
J99T12K C1999 10 12.75244 23 31 20.12 +15 13 51.6 046
J99T12K C1999 10 12.75400 23 31 19.68 +15 13 52.8 046
J99T12K C1999 10 12.75556 23 31 19.40 +15 13 54.6 046
J99T12K C1999 10 12.75708 23 31 19.11 +15 13 56.7 046
J99T12K C1999 10 12.76529 23 31 17.46 +15 14 05.2 18.7 V 557
J99T12K C1999 10 12.76994 23 31 16.59 +15 14 09.8 557
J99T12K C1999 10 12.83325 23 31 04.29 +15 15 19.6 118
J99T12K C1999 10 12.83652 23 31 03.67 +15 15 23.4 18 R 118
J99T12K C1999 10 12.84035 23 31 02.90 +15 15 27.1 118
J99T12K C1999 10 13.23653 23 29 47.66 +15 22 37.1 711
J99T12K C1999 10 13.24308 23 29 46.44 +15 22 46.1 711
J99T12K C1999 10 13.24961 23 29 45.04 +15 22 53.3 711
J99T12K C1999 10 13.74656 23 28 12.24 +15 31 40.5 557
J99T12K C1999 10 13.74819 23 28 11.86 +15 31 42.7 557
J99T12K C1999 10 13.74983 23 28 11.63 +15 31 44.4 557
J99T12K C1999 10 13.75146 23 28 11.23 +15 31 46.5 557
Observer details:
046 Klet. Observer M. Tichy. 0.57-m f/5.2 reflector + CCD.
118 Modra. Observers A. Galad, P. Koleny. 0.6-m f/5.5 reflector + CCD.
557 Ondrejov. Observers P. Pravec, P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
684 Prescott. Observer P. G. Comba. 0.46-m f/4.5 reflector + 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.
711 McDonald Observatory. Observer J. G. Ries. 0.76-m reflector + CCD.
Orbital elements:
1999 TK12
Epoch 1999 Oct. 9.0 TT = JDT 2451460.5 Williams
M 307.30794 (2000.0) P Q
n 0.43721410 Peri. 111.53434 -0.35928970 -0.93321753
a 1.7192536 Node 359.47041 +0.61281713 -0.23270295
e 0.4031367 Incl. 25.60373 +0.70382248 -0.27377797
P 2.25 H 18.3 G 0.15
From 43 observations 1999 Oct. 10-13.
Ephemeris:
1999 TK12 a,e,i = 1.72, 0.40, 26 q = 1.0262
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 10 09 23 43.23 +14 04.7 0.562 1.540 160.3 12.6 18.7
1999 10 19 23 12.10 +17 02.0 0.552 1.483 145.0 22.7 18.9
1999 10 29 22 45.29 +19 34.2 0.564 1.425 130.3 32.1 19.2
1999 11 08 22 25.70 +21 47.0 0.589 1.367 117.6 40.0 19.4
1999 11 18 22 13.97 +23 54.6 0.619 1.310 107.0 46.2 19.6
1999 11 28 22 09.22 +26 09.7 0.647 1.255 98.3 51.1 19.7
1999 12 08 22 10.29 +28 40.2 0.670 1.203 91.2 54.9 19.8
1999 12 18 22 16.27 +31 31.8 0.683 1.155 85.7 58.2 19.9
1999 12 28 22 26.55 +34 47.4 0.685 1.112 81.5 61.0 19.9
2000 01 07 22 41.17 +38 28.1 0.674 1.077 78.6 63.5 19.9
2000 01 17 23 00.91 +42 35.4 0.652 1.050 76.9 65.9 19.8
2000 01 27 23 27.65 +47 07.3 0.619 1.032 76.4 68.0 19.7
2000 02 06 00 05.49 +51 55.8 0.578 1.026 77.2 69.5 19.6
2000 02 16 01 01.81 +56 33.3 0.534 1.031 79.2 70.2 19.5
2000 02 26 02 25.99 +59 37.9 0.492 1.047 82.6 69.6 19.3
2000 03 07 04 14.51 +58 33.3 0.461 1.073 87.2 67.4 19.1
2000 03 17 05 56.02 +51 40.7 0.450 1.108 92.3 63.8 19.1
2000 03 27 07 09.46 +40 52.3 0.467 1.150 96.8 59.5 19.1
2000 04 06 08 00.06 +29 21.0 0.513 1.198 99.6 55.5 19.3
2000 04 16 08 37.23 +19 08.0 0.585 1.250 100.4 52.2 19.5
2000 04 26 09 06.82 +10 46.8 0.676 1.305 99.8 49.5 19.9
2000 05 06 09 32.14 +04 06.2 0.783 1.361 98.1 47.2 20.2
2000 05 16 09 55.04 -01 17.1 0.899 1.419 95.8 45.2 20.6
2000 05 26 10 16.48 -05 43.9 1.023 1.477 93.0 43.2 20.9
2000 06 05 10 37.12 -09 30.4 1.152 1.534 89.9 41.4 21.2
2000 06 15 10 57.33 -12 48.0 1.284 1.591 86.7 39.6 21.4
2000 06 25 11 17.34 -15 44.6 1.419 1.646 83.3 37.8 21.7
2000 07 05 11 37.33 -18 25.6 1.556 1.700 79.7 36.0 21.9
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-T53
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