MPEC 1997-U10: 1997 TD
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M.P.E.C. 1997-U10 Issued 1997 Oct. 25, 16:46 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
1997 TD
Revision to MPEC 1997-T08
Observations:
J97T00D C1997 10 17.75792 21 08 57.52 -28 25 03.5 17.3 R 046
J97T00D C1997 10 17.76104 21 08 58.36 -28 25 03.3 046
J97T00D C1997 10 17.76578 21 08 59.63 -28 25 03.9 046
J97T00D C1997 10 17.99204 21 10 01.82 -28 25 01.9 17.7 R 861
J97T00D C1997 10 18.00105 21 10 04.26 -28 25 02.6 18.3 R 861
J97T00D C1997 10 18.00559 21 10 05.57 -28 25 02.1 17.9 R 861
J97T00D C1997 10 21.48976 21 25 56.56 -28 22 29.3 360
J97T00D C1997 10 21.49271 21 25 57.34 -28 22 28.7 360
J97T00D C1997 10 21.49531 21 25 58.02 -28 22 28.7 360
J97T00D C1997 10 22.76274 21 31 37.62 -28 18 52.7 17.2 V 046
J97T00D C1997 10 22.76457 21 31 38.09 -28 18 52.8 046
J97T00D C1997 10 22.76594 21 31 38.46 -28 18 52.1 046
J97T00D C1997 10 23.46559 21 34 43.60 -28 16 01.7 17.7 R 422
J97T00D C1997 10 23.46726 21 34 44.05 -28 16 01.2 17.5 R 422
J97T00D C1997 10 23.46894 21 34 44.45 -28 16 00.8 17.8 R 422
J97T00D C1997 10 24.75147 21 40 22.22 -28 10 33.9 17.0 V 046
J97T00D C1997 10 24.75277 21 40 22.54 -28 10 33.6 046
J97T00D C1997 10 24.75416 21 40 22.91 -28 10 33.1 046
J97T00D C1997 10 24.75544 21 40 23.28 -28 10 32.9 046
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, Z. Moravec. Measurers M. Tichy,
Z. Moravec. 0.57-m f/5.2 reflector + CCD.
360 Kuma Kogen. Observer A. Nakamura. 0.60-m f/6.0 Ritchey-Chretien + CCD.
422 Loomberah. Observer G. J. Garradd. 0.25-m f/4.1 reflector + CCD.
861 Barao Geraldo. Observer P. R. Holvorcem. 0.20-m f/3.3 reflector + CCD.
Orbital elements:
1997 TD
Epoch 1997 Sept. 29.0 TT = JDT 2450720.5 Williams
M 4.97325 (2000.0) P Q
n 0.29139988 Peri. 170.58877 +0.86527128 +0.49497363
a 2.2532522 Node 159.15759 -0.47323472 +0.85877354
e 0.4690875 Incl. 12.89715 -0.16539200 +0.13232201
P 3.38 H 16.5 G 0.15
From 65 observations 1997 Oct. 1-24.
Ephemeris:
1997 TD a,e,i = 2.25, 0.47, 13 q = 1.1963
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1997 10 19 21 14.66 -28 25.3 0.540 1.260 106.4 49.3 17.5
1997 10 24 21 37.08 -28 13.8 0.571 1.277 106.2 48.4 17.6
1997 10 29 21 58.47 -27 42.6 0.604 1.296 105.9 47.5 17.8
1997 11 03 22 18.73 -26 54.8 0.641 1.317 105.5 46.6 17.9
1997 11 08 22 37.84 -25 53.4 0.681 1.339 104.9 45.6 18.0
1997 11 13 22 55.79 -24 41.3 0.724 1.362 104.3 44.8 18.2
1997 11 18 23 12.66 -23 21.1 0.769 1.387 103.5 43.9 18.3
1997 11 23 23 28.52 -21 54.9 0.817 1.412 102.6 43.0 18.5
1997 11 28 23 43.49 -20 24.2 0.868 1.439 101.5 42.2 18.6
1997 12 03 23 57.68 -18 50.6 0.922 1.466 100.4 41.4 18.8
1997 12 08 00 11.19 -17 15.4 0.978 1.494 99.1 40.6 18.9
1997 12 13 00 24.09 -15 39.4 1.036 1.522 97.7 39.9 19.1
1997 12 18 00 36.47 -14 03.6 1.097 1.551 96.3 39.1 19.2
1997 12 23 00 48.40 -12 28.5 1.160 1.581 94.7 38.3 19.4
1997 12 28 00 59.95 -10 54.6 1.224 1.610 93.0 37.6 19.5
1998 01 02 01 11.19 -09 22.2 1.291 1.640 91.3 36.8 19.6
1998 01 07 01 22.16 -07 51.8 1.360 1.670 89.4 36.1 19.8
1998 01 12 01 32.89 -06 23.6 1.431 1.701 87.5 35.3 19.9
1998 01 17 01 43.43 -04 57.8 1.502 1.731 85.6 34.5 20.0
1998 01 22 01 53.80 -03 34.6 1.576 1.761 83.5 33.7 20.1
1998 01 27 02 04.03 -02 14.0 1.650 1.792 81.5 32.9 20.2
1998 02 01 02 14.15 -00 56.2 1.726 1.822 79.3 32.1 20.3
1998 02 06 02 24.18 +00 18.7 1.802 1.853 77.2 31.3 20.5
1998 02 11 02 34.13 +01 30.6 1.880 1.883 75.0 30.4 20.6
1998 02 16 02 44.00 +02 39.6 1.957 1.913 72.7 29.5 20.7
1998 02 21 02 53.82 +03 45.5 2.035 1.943 70.5 28.7 20.7
1998 02 26 03 03.59 +04 48.4 2.114 1.972 68.1 27.8 20.8
1998 03 03 03 13.33 +05 48.2 2.192 2.002 65.8 26.9 20.9
1998 03 08 03 23.03 +06 44.9 2.270 2.031 63.5 25.9 21.0
1998 03 13 03 32.69 +07 38.6 2.348 2.060 61.1 25.0 21.1
1998 03 18 03 42.33 +08 29.1 2.425 2.089 58.7 24.0 21.1
Gareth V. Williams (C) Copyright 1997 MPC M.P.E.C. 1997-U10
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