MPEC 1999-S18 : Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-S18
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M.P.E.C. 1999-S18 Issued 1999 Sept. 26, 18:11 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 S3 (LINEAR)
Observations:
CJ99S030 C1999 09 24.34373 01 21 56.90 +46 35 31.1 15.7 T 704
CJ99S030 C1999 09 24.35812 01 21 53.29 +46 36 10.2 15.6 T 704
CJ99S030 C1999 09 24.38689 01 21 46.26 +46 37 29.8 15.6 T 704
CJ99S030 C1999 09 24.78644 01 20 09.06 +46 55 47.5 557
CJ99S030 C1999 09 24.78924 01 20 08.37 +46 55 55.4 557
CJ99S030 C1999 09 24.79205 01 20 07.67 +46 56 03.1 14.8 N 557
CJ99S030 C1999 09 24.79428 01 20 07.15 +46 56 09.0 14.8 T 120
CJ99S030 C1999 09 24.79486 01 20 06.97 +46 56 10.8 13.5 T 557
CJ99S030 C1999 09 24.79786 01 20 06.29 +46 56 19.2 120
CJ99S030 C1999 09 24.80102 01 20 05.45 +46 56 28.1 120
CJ99S030 C1999 09 24.80641 01 20 04.13 +46 56 43.0 046
CJ99S030 C1999 09 24.80759 01 20 03.84 +46 56 46.2 046
CJ99S030 C1999 09 24.80863 01 20 03.58 +46 56 49.1 13.4 T 046
CJ99S030 C1999 09 24.80984 01 20 03.28 +46 56 52.5 046
CJ99S030 C1999 09 24.81089 01 20 03.02 +46 56 55.3 13.4 T 046
CJ99S030 C1999 09 24.81251 01 20 02.62 +46 56 59.7 14.5 N 046
CJ99S030 C1999 09 24.81433 01 20 02.17 +46 57 04.7 046
CJ99S030 C1999 09 24.81556 01 20 01.86 +46 57 08.3 046
CJ99S030 C1999 09 24.81648 01 20 01.70 +46 57 10.0 15.0 T 120
CJ99S030 C1999 09 24.81882 01 20 01.10 +46 57 16.8 120
CJ99S030 C1999 09 24.82126 01 20 00.52 +46 57 24.1 120
CJ99S030 C1999 09 24.82508 01 19 59.49 +46 57 34.4 120
CJ99S030 C1999 09 24.84366 01 19 54.91 +46 58 26.4 14.1 T 596
CJ99S030 C1999 09 24.84709 01 19 54.04 +46 58 35.0 596
CJ99S030 C1999 09 24.88765 01 19 43.83 +47 00 26.8 13.8 T 118
CJ99S030 C1999 09 24.88984 01 19 43.30 +47 00 31.5 946
CJ99S030 C1999 09 24.89017 01 19 43.18 +47 00 33.9 13.9 T 118
CJ99S030 C1999 09 24.89199 01 19 42.62 +47 00 37.9 14.0 T 946
CJ99S030 C1999 09 24.89359 01 19 42.32 +47 00 43.5 13.7 T 118
CJ99S030 C1999 09 24.89509 01 19 42.06 +47 00 46.8 946
CJ99S030 C1999 09 24.91413 01 19 37.49 +47 01 41.8 13.9 T 946
CJ99S030 C1999 09 24.97352 01 19 22.21 +47 04 22.5 595
CJ99S030 C1999 09 24.97625 01 19 21.55 +47 04 30.1 595
CJ99S030 C1999 09 24.97959 01 19 20.66 +47 04 39.5 14.6 N 595
CJ99S030 C1999 09 25.10466 01 18 49.82 +47 10 18.2 14.9 T 750
CJ99S030 C1999 09 25.16010 01 18 35.79 +47 12 49.4 13.7 T 734
CJ99S030 C1999 09 25.16088 01 18 35.58 +47 12 52.7 15.0 T 750
CJ99S030 C1999 09 25.16491 01 18 34.59 +47 13 02.9 13.8 T 734
CJ99S030 C1999 09 25.16824 01 18 33.73 +47 13 11.7 13.7 T 734
CJ99S030 C1999 09 25.19390 01 18 27.30 +47 14 23.6 14.5 T 713
CJ99S030 C1999 09 25.19673 01 18 26.49 +47 14 30.9 15.1 T 750
CJ99S030 C1999 09 25.22110 01 18 20.46 +47 15 37.7 14.4 T 713
CJ99S030 C1999 09 25.25042 01 18 12.94 +47 16 57.8 14.3 T 713
CJ99S030 C1999 09 25.26796 01 18 08.48 +47 17 46.4 14.4 T 713
CJ99S030 SC1999 09 25.35558 01 17 45.78 +47 21 43.9 14.1 T 850
CJ99S030 SC1999 09 25.41253 01 17 31.11 +47 24 17.6 13.9 T 850
CJ99S030 C1999 09 25.41609 01 17 31.25 +47 24 25.1 411
CJ99S030 C1999 09 25.42938 01 17 27.95 +47 25 01.9 411
CJ99S030 SC1999 09 25.43194 01 17 26.15 +47 25 10.1 14.0 T 850
CJ99S030 SC1999 09 25.44028 01 17 24.00 +47 25 32.4 14.0 T 850
CJ99S030 C1999 09 25.44873 01 17 22.98 +47 25 54.8 411
CJ99S030 C1999 09 25.59243 01 16 45.96 +47 32 26.6 14.0 T 349
CJ99S030 C1999 09 25.59306 01 16 45.87 +47 32 28.0 355
CJ99S030 C1999 09 25.59378 01 16 45.59 +47 32 30.9 349
CJ99S030 C1999 09 25.59414 01 16 45.54 +47 32 31.0 355
CJ99S030 C1999 09 25.59633 01 16 44.81 +47 32 37.5 349
CJ99S030 C1999 09 25.59876 01 16 44.30 +47 32 42.9 13.4 T 355
CJ99S030 C1999 09 25.59977 01 16 44.03 +47 32 45.9 355
CJ99S030 C1999 09 25.66617 01 16 26.78 +47 35 45.8 897
CJ99S030 C1999 09 25.67155 01 16 25.38 +47 36 01.0 897
CJ99S030 C1999 09 25.67737 01 16 23.84 +47 36 16.6 897
CJ99S030 C1999 09 25.77369 01 15 59.63 +47 40 32.1 046
CJ99S030 C1999 09 25.77720 01 15 58.76 +47 40 41.2 046
CJ99S030 C1999 09 25.77829 01 15 58.43 +47 40 44.2 046
CJ99S030 C1999 09 25.78041 01 15 57.88 +47 40 49.8 046
CJ99S030 C1999 09 25.78189 01 15 57.46 +47 40 54.5 046
CJ99S030 C1999 09 25.80426 01 15 50.97 +47 41 58.3 14.4 T 327
CJ99S030 C1999 09 25.80735 01 15 50.08 +47 42 06.6 14.1 T 327
CJ99S030 C1999 09 25.86477 01 15 35.99 +47 44 39.6 470
CJ99S030 C1999 09 25.86729 01 15 35.29 +47 44 46.1 470
CJ99S030 C1999 09 25.87096 01 15 34.37 +47 44 56.3 470
CJ99S030 C1999 09 25.87306 01 15 33.79 +47 45 01.3 13.3 T 470
CJ99S030 C1999 09 25.87507 01 15 33.29 +47 45 07.6 470
CJ99S030 C1999 09 25.96894 01 15 08.56 +47 49 21.0 118
CJ99S030 C1999 09 25.97214 01 15 07.73 +47 49 29.8 13.4 T 118
CJ99S030 C1999 09 25.97493 01 15 06.99 +47 49 37.4 118
CJ99S030 C1999 09 26.03669 01 14 50.73 +47 52 23.2 13.8 T 561
CJ99S030 C1999 09 26.03794 01 14 50.42 +47 52 26.2 561
CJ99S030 C1999 09 26.03905 01 14 50.10 +47 52 29.6 561
CJ99S030 C1999 09 26.04015 01 14 49.80 +47 52 32.3 561
CJ99S030 C1999 09 26.04133 01 14 49.51 +47 52 35.5 561
CJ99S030 C1999 09 26.04525 01 14 48.45 +47 52 45.9 561
CJ99S030 C1999 09 26.08068 01 14 39.90 +47 54 18.4 15.2 T 750
CJ99S030 C1999 09 26.09489 01 14 36.18 +47 54 56.9 14.9 T 750
CJ99S030 C1999 09 26.10183 01 14 34.40 +47 55 15.3 15.0 T 750
CJ99S030 C1999 09 26.11572 01 14 30.72 +47 55 52.8 15.2 T 750
CJ99S030 C1999 09 26.14750 01 14 22.39 +47 57 19.4 14.0 T 734
CJ99S030 C1999 09 26.15354 01 14 20.77 +47 57 35.9 734
CJ99S030 C1999 09 26.17389 01 14 15.44 +47 58 30.2 13.9 T 734
CJ99S030 C1999 09 26.17521 01 14 15.03 +47 58 33.8 13.8 T 734
CJ99S030 C1999 09 26.17664 01 14 14.66 +47 58 38.1 13.9 T 734
CJ99S030 SC1999 09 26.20903 01 14 06.03 +48 00 06.0 14.3 T 850
CJ99S030 SC1999 09 26.25000 01 13 55.08 +48 01 56.2 14.3 T 850
CJ99S030 SC1999 09 26.29306 01 13 43.61 +48 03 50.9 14.2 T 850
CJ99S030 SC1999 09 26.33611 01 13 32.06 +48 05 45.9 14.2 T 850
CJ99S030 C1999 09 26.49948 01 12 49.53 +48 12 59.6 13.5 T 367
CJ99S030 C1999 09 26.50226 01 12 48.77 +48 13 06.8 367
CJ99S030 C1999 09 26.50504 01 12 47.99 +48 13 15.0 367
CJ99S030 C1999 09 26.59016 01 12 25.04 +48 17 03.4 411
CJ99S030 C1999 09 26.59499 01 12 23.74 +48 17 16.0 411
CJ99S030 C1999 09 26.69670 01 11 56.18 +48 21 46.3 897
CJ99S030 C1999 09 26.70053 01 11 55.10 +48 21 56.7 897
CJ99S030 C1999 09 26.70241 01 11 54.59 +48 22 01.3 897
CJ99S030 C1999 09 26.70591 01 11 53.65 +48 22 10.5 13.1 T 897
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, Z. Moravec. 0.57-m f/5.2 reflector
+ CCD.
118 Modra. Observers A. Galad, L. Kornos, P. Koleny. 0.6-m f/5.5 reflector
+ CCD.
120 Visnjan. Observer K. Korlevic. Measurer K. Korlevic. 0.41-m f/4.3
reflector + CCD.
327 Peking Observatory, Xinglong Station. Observers J. Zhu, X. Y. Li. 0.6-m
Schmidt + CCD.
349 Ageo. Observer K. Kadota. 0.18-m f/5.5 reflector + CCD.
355 Hadano. Observer A. Asami. 0.28-m f/5.0 reflector + CCD.
367 Yatsuka. Observer H. Abe. 0.26-m f/6.0 reflector + CCD.
411 Oizumi. Observer T. Kobayashi. 0.41-m f/4.3 reflector + CCD.
470 Ceccano. Observer G. Masi. 0.28-m f/6.3 reflector + CCD.
557 Ondrejov. Observers L. Sarounova, D. Ondrich, M. Prouza. 0.65-m f/3.6
reflector + CCD.
561 Piszkesteto. Observers K. Sarneczky, L. Kiss. 0.60-m Schmidt + CCD.
595 Farra d'Isonzo. Observer E. Pettarin. 0.40-m f/4.5 reflector + CCD.
596 Colleverde di Guidonia. Observer V. S. Casulli. 0.40-m f/2.95 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.
713 Thornton. Observer R. A. Koff. 0.20-m f/10 Schmidt-Cassegrain + CCD.
734 Farpoint Observatory. Observers G. Hug. 0.30-m Schmidt-Cassegrain + CCD.
750 Hobbs Observatory, Fall Creek. Observer R. Elliott. 0.3-m f/3.3 reflector
+ CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.3-m f/5.7
Schmidt-Cassegrain + CCD. Long. = 274.0783 deg, rho cos phi' = 0.81811,
rho sin phi' = +0.57332.
897 Chiyoda. Observer T. Kojima. 0.25-m f/6.0 reflector + CCD.
946 Ametlla de Mar. Observer J. Nomen. 0.30-m f/5.0 reflector + CCD.
Orbital elements:
C/1999 S3 (LINEAR)
T 1999 Nov. 6.073 TT Williams
q 1.92488 (2000.0) P Q
Peri. 42.810 +0.670140 -0.713339
Node 12.476 +0.080156 -0.205142
e 1.0 Incl. 71.679 +0.737894 +0.670123
From 99 observations 1999 Sept. 24-26.
Ephemeris:
C/1999 S3 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
1999 09 19 01 41.16 +42 23.8 1.229 2.014 128.6 23.0 13.5
1999 09 29 01 01.17 +50 01.1 1.172 1.982 131.3 22.3 13.3
1999 10 09 00 03.81 +55 50.1 1.166 1.956 129.1 23.4 13.2
1999 10 19 22 57.04 +58 36.1 1.207 1.938 122.9 25.6 13.3
1999 10 29 21 57.53 +58 33.7 1.285 1.927 115.0 27.9 13.4
1999 11 08 21 15.01 +57 03.4 1.386 1.925 107.0 29.5 13.6
1999 11 18 20 48.47 +55 17.0 1.500 1.931 99.7 30.3 13.7
1999 11 28 20 33.34 +53 51.9 1.618 1.944 93.4 30.4 13.9
1999 12 08 20 25.83 +53 01.9 1.732 1.965 88.2 30.1 14.1
1999 12 18 20 23.40 +52 51.2 1.840 1.993 84.0 29.4 14.3
1999 12 28 20 24.36 +53 19.3 1.937 2.029 80.9 28.6 14.5
2000 01 07 20 27.68 +54 24.8 2.025 2.071 78.7 27.8 14.7
2000 01 17 20 32.61 +56 06.3 2.101 2.118 77.5 27.0 14.9
2000 01 27 20 38.59 +58 22.0 2.168 2.171 77.1 26.2 15.0
2000 02 06 20 45.23 +61 10.3 2.228 2.229 77.3 25.6 15.2
2000 02 16 20 52.08 +64 29.7 2.282 2.292 78.1 24.9 15.4
2000 02 26 20 58.61 +68 17.4 2.334 2.358 79.2 24.4 15.6
2000 03 07 21 04.1 +72 30.3 2.387 2.427 80.4 23.8 15.7
2000 03 17 21 06.5 +77 04.4 2.445 2.500 81.5 23.2 15.9
2000 03 27 20 59.7 +81 53.2 2.511 2.575 82.3 22.6 16.1
2000 04 06 20 01 +86 42.4 2.587 2.652 82.7 22.0 16.3
2000 04 16 12 24 +87 14.8 2.675 2.731 82.5 21.4 16.5
2000 04 26 11 02.6 +82 25.1 2.777 2.812 81.6 20.7 16.7
2000 05 06 10 53.8 +77 24.9 2.893 2.894 80.0 20.1 16.9
2000 05 16 10 56.0 +72 31.8 3.022 2.977 77.8 19.4 17.1
2000 05 26 11 01.90 +67 50.7 3.163 3.061 75.0 18.6 17.4
2000 06 05 11 09.40 +63 24.1 3.314 3.147 71.7 17.8 17.6
2000 06 15 11 17.74 +59 13.4 3.473 3.232 68.0 16.9 17.8
2000 06 25 11 26.52 +55 19.2 3.637 3.319 64.0 16.0 18.0
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-S18
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