MPEC 1999-T02: COMET C/1999 S4 (LINEAR)
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M.P.E.C. 1999-T02 Issued 1999 Oct. 1, 21:57 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
COMET C/1999 S4 (LINEAR)
Observations:
CJ99S040 C1999 09 27.39772 05 03 47.42 +34 16 45.3 17.3 N 704
CJ99S040 C1999 09 27.41153 05 03 46.99 +34 16 49.5 17.5 N 704
CJ99S040 C1999 09 27.42543 05 03 46.59 +34 16 54.1 17.3 N 704
CJ99S040 C1999 09 27.43957 05 03 46.09 +34 16 57.7 17.6 N 704
CJ99S040 C1999 09 27.45367 05 03 45.63 +34 17 01.4 17.4 N 704
CJ99S040 C1999 09 28.39543 05 03 16.45 +34 21 21.8 17.5 N 704
CJ99S040 C1999 09 28.40988 05 03 16.01 +34 21 25.3 17.6 N 704
CJ99S040 C1999 09 28.42445 05 03 15.59 +34 21 29.9 17.5 N 704
CJ99S040 C1999 09 28.43910 05 03 15.04 +34 21 33.5 17.9 N 704
CJ99S040 C1999 09 28.45376 05 03 14.56 +34 21 38.5 17.5 N 704
CJ99S040 C1999 10 01.38644 05 01 33.33 +34 35 10.2 704
CJ99S040 C1999 10 01.39180 05 01 33.02 +34 35 11.1 704
CJ99S040 C1999 10 01.39715 05 01 32.84 +34 35 13.0 704
CJ99S040 SC1999 10 01.40417 05 01 32.72 +34 35 18.3 17.5 T 850
CJ99S040 SC1999 10 01.43142 05 01 31.64 +34 35 25.1 16.3 T 850
CJ99S040 C1999 10 01.89332 05 01 14.52 +34 37 33.6 16.2 T 046
CJ99S040 C1999 10 01.89456 05 01 14.46 +34 37 34.5 046
CJ99S040 C1999 10 01.89566 05 01 14.39 +34 37 34.7 046
CJ99S040 C1999 10 01.89677 05 01 14.39 +34 37 35.0 046
CJ99S040 C1999 10 01.89821 05 01 14.32 +34 37 34.7 046
CJ99S040 C1999 10 01.89939 05 01 14.27 +34 37 35.6 046
Observer details:
046 Klet. Observers J. Ticha, M. Tichy. 0.57-m f/5.2 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.
850 Cordell-Lorenz Observatory, Sewanee. Observers D. T. Durig. 0.3-m f/7
Schmidt-Cassegrain + CCD.
Orbital elements:
C/1999 S4 (LINEAR)
T 2000 July 18.288 TT Marsden
q 0.71953 (2000.0) P Q
Peri. 152.651 +0.292671 -0.816497
Node 83.387 -0.943069 -0.160473
e 1.0 Incl. 149.934 -0.158001 -0.554600
From 18 observations 1999 Sept. 27-Oct. 1.
Ephemeris:
C/1999 S4 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
1999 09 29 05 02.95 +34 24.1 3.851 4.254 107.0 13.0 16.2
1999 10 04 04 59.84 +34 47.4 3.716 4.200 112.4 12.7 16.1
1999 10 09 04 55.95 +35 10.8 3.584 4.146 117.9 12.3 15.9
1999 10 14 04 51.21 +35 33.9 3.455 4.092 123.5 11.7 15.8
1999 10 19 04 45.56 +35 56.1 3.332 4.037 129.2 11.0 15.7
1999 10 24 04 38.96 +36 16.8 3.215 3.982 135.1 10.2 15.5
1999 10 29 04 31.38 +36 35.3 3.105 3.926 141.0 9.2 15.4
1999 11 03 04 22.82 +36 50.4 3.002 3.871 146.8 8.1 15.3
1999 11 08 04 13.28 +37 01.3 2.909 3.815 152.4 6.9 15.1
1999 11 13 04 02.86 +37 06.7 2.825 3.759 157.5 5.8 15.0
1999 11 18 03 51.66 +37 05.7 2.751 3.702 161.4 4.9 14.9
1999 11 23 03 39.87 +36 57.5 2.689 3.645 163.0 4.5 14.8
1999 11 28 03 27.67 +36 41.6 2.638 3.588 161.6 5.0 14.7
1999 12 03 03 15.30 +36 17.8 2.599 3.530 157.6 6.1 14.6
1999 12 08 03 03.01 +35 46.4 2.571 3.472 152.1 7.6 14.5
1999 12 13 02 51.06 +35 08.2 2.554 3.414 145.8 9.3 14.4
1999 12 18 02 39.64 +34 24.4 2.548 3.355 139.2 11.1 14.3
1999 12 23 02 28.95 +33 36.5 2.552 3.296 132.4 12.7 14.2
1999 12 28 02 19.11 +32 46.1 2.564 3.237 125.6 14.3 14.1
2000 01 02 02 10.19 +31 54.5 2.583 3.177 118.9 15.7 14.1
2000 01 07 02 02.25 +31 03.3 2.609 3.117 112.2 17.0 14.0
2000 01 12 01 55.28 +30 13.7 2.639 3.056 105.7 18.0 14.0
2000 01 17 01 49.27 +29 26.7 2.673 2.995 99.4 18.9 13.9
2000 01 22 01 44.15 +28 43.1 2.709 2.934 93.2 19.6 13.8
2000 01 27 01 39.89 +28 03.3 2.745 2.872 87.2 20.0 13.8
2000 02 01 01 36.41 +27 27.6 2.782 2.809 81.4 20.3 13.7
2000 02 06 01 33.65 +26 56.2 2.817 2.747 75.8 20.4 13.6
2000 02 11 01 31.55 +26 29.2 2.850 2.683 70.3 20.3 13.6
2000 02 16 01 30.04 +26 06.6 2.879 2.619 65.0 20.0 13.5
2000 02 21 01 29.06 +25 48.1 2.905 2.555 59.8 19.5 13.4
2000 02 26 01 28.55 +25 33.7 2.926 2.490 54.8 19.0 13.3
2000 03 02 01 28.46 +25 23.2 2.941 2.425 50.0 18.2 13.2
2000 03 07 01 28.76 +25 16.5 2.950 2.359 45.2 17.4 13.1
2000 03 12 01 29.39 +25 13.2 2.953 2.293 40.7 16.4 13.0
2000 03 17 01 30.32 +25 13.3 2.949 2.226 36.3 15.3 12.8
Brian G. Marsden (C) Copyright 1999 MPC M.P.E.C. 1999-T02
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