MPEC 2000-N15: COMET C/1999 S4 (LINEAR)
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M.P.E.C. 2000-N15 Issued 2000 July 7, 18:54 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.
Prepared using the Tamkin Foundation Computer Network
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 C2000 01 04.58624 02 08 51.97 +31 45 43.9 13.8 T 347
CJ99S040 C2000 01 04.58884 02 08 51.73 +31 45 41.6 347
CJ99S040 C2000 01 04.59397 02 08 51.17 +31 45 40.2 347
CJ99S040 C2000 02 01.47223 01 39 15.69 +27 50 39.9 14.2 T 347
CJ99S040 C2000 02 01.47419 01 39 15.70 +27 50 38.8 13.8 T 347
CJ99S040 C2000 02 01.47691 01 39 15.46 +27 50 36.9 14.2 T 347
CJ99S040 C2000 02 07.45935 01 36 07.16 +27 15 15.7 14.7 T 347
CJ99S040 C2000 02 07.46381 01 36 07.04 +27 15 14.2 14.5 T 347
CJ99S040 C2000 02 07.47056 01 36 06.85 +27 15 12.2 14.5 T 347
CJ99S040 C2000 02 23.43735 01 31 52.91 +26 10 20.0 14.6 T 347
CJ99S040 C2000 02 23.44155 01 31 52.97 +26 10 19.9 14.4 T 347
CJ99S040 C2000 05 24.75258 02 02 00.15 +31 00 43.8 11.6 T 349
CJ99S040 C2000 05 24.75359 02 02 00.14 +31 00 45.5 349
CJ99S040 C2000 05 24.76179 02 02 00.44 +31 00 50.3 349
CJ99S040 C2000 05 25.77278 02 02 32.45 +31 10 50.4 11.5 T 351
CJ99S040 C2000 05 25.77692 02 02 32.57 +31 10 50.9 351
CJ99S040 C2000 05 25.78029 02 02 32.70 +31 10 54.4 351
CJ99S040 C2000 05 26.75562 02 03 04.04 +31 20 48.1 349
CJ99S040 C2000 05 26.76943 02 03 04.38 +31 20 55.3 349
CJ99S040 C2000 05 29.73937 02 04 40.90 +31 52 41.6 349
CJ99S040 C2000 05 29.74495 02 04 41.11 +31 52 45.5 349
CJ99S040 C2000 05 29.75260 02 04 41.35 +31 52 50.0 11.0 T 349
CJ99S040 C2000 05 29.75815 02 04 41.54 +31 52 53.8 10.6 T 402
CJ99S040 C2000 05 29.75998 02 04 41.60 +31 52 55.1 402
CJ99S040 C2000 05 29.76182 02 04 41.67 +31 52 56.2 402
CJ99S040 C2000 05 29.76428 02 04 41.65 +31 52 59.0 10.5 T 351
CJ99S040 C2000 05 29.76790 02 04 41.79 +31 53 01.5 351
CJ99S040 C2000 05 29.77590 02 04 42.10 +31 53 06.7 351
CJ99S040 C2000 06 01.74794 02 06 21.81 +32 27 38.1 349
CJ99S040 C2000 06 01.76137 02 06 22.23 +32 27 47.8 10.5 T 349
CJ99S040 C2000 06 01.76682 02 06 22.43 +32 27 51.7 349
CJ99S040 C2000 06 04.75150 02 08 06.59 +33 05 44.4 10.5 T 349
CJ99S040 C2000 06 04.75572 02 08 06.71 +33 05 47.5 10.5 T 402
CJ99S040 C2000 06 04.75603 02 08 06.74 +33 05 48.0 349
CJ99S040 C2000 06 04.75755 02 08 06.76 +33 05 49.0 402
CJ99S040 C2000 06 04.75764 02 08 06.81 +33 05 49.4 349
CJ99S040 C2000 06 04.75938 02 08 06.84 +33 05 50.5 402
CJ99S040 C2000 06 04.76306 02 08 06.90 +33 05 53.7 10.4 T 300
CJ99S040 C2000 06 04.76645 02 08 07.10 +33 05 56.4 300
CJ99S040 C2000 06 04.76668 02 08 07.12 +33 05 56.1 10.1 T 351
CJ99S040 C2000 06 04.76747 02 08 07.07 +33 05 56.7 300
CJ99S040 C2000 06 04.77074 02 08 07.28 +33 05 59.4 351
CJ99S040 C2000 06 04.77856 02 08 07.53 +33 06 06.1 351
CJ99S040 C2000 06 05.79102 02 08 43.97 +33 19 46.7 300
CJ99S040 C2000 06 05.79235 02 08 44.04 +33 19 47.7 300
CJ99S040 C2000 06 05.79355 02 08 44.08 +33 19 48.4 300
CJ99S040 C2000 06 05.79478 02 08 44.13 +33 19 49.9 300
CJ99S040 C2000 06 05.79586 02 08 44.16 +33 19 50.8 300
CJ99S040 C2000 06 06.74919 02 09 19.22 +33 33 07.5 349
CJ99S040 C2000 06 06.75473 02 09 19.44 +33 33 12.9 10.4 T 349
CJ99S040 C2000 06 06.75995 02 09 19.62 +33 33 17.5 349
CJ99S040 C2000 06 06.76473 02 09 19.68 +33 33 20.8 352
CJ99S040 C2000 06 06.76874 02 09 19.86 +33 33 24.4 10.2 T 348
CJ99S040 C2000 06 06.76890 02 09 19.76 +33 33 24.6 352
CJ99S040 C2000 06 06.76942 02 09 19.87 +33 33 25.5 9.8 T 351
CJ99S040 C2000 06 06.77300 02 09 20.08 +33 33 28.4 351
CJ99S040 C2000 06 06.77307 02 09 19.92 +33 33 28.3 352
CJ99S040 C2000 06 06.77719 02 09 20.20 +33 33 32.0 351
CJ99S040 C2000 06 06.77804 02 09 20.24 +33 33 32.5 348
CJ99S040 C2000 06 07.73833 02 09 56.24 +33 47 21.7 349
CJ99S040 C2000 06 07.73929 02 09 56.27 +33 47 23.0 349
CJ99S040 C2000 06 07.74189 02 09 56.39 +33 47 25.2 10.9 T 349
CJ99S040 C2000 06 07.75241 02 09 56.67 +33 47 34.2 355
CJ99S040 C2000 06 07.75448 02 09 56.76 +33 47 35.7 10.2 T 355
CJ99S040 C2000 06 07.75749 02 09 56.85 +33 47 38.6 355
CJ99S040 C2000 06 07.77708 02 09 57.73 +33 47 56.0 10.8 T 360
CJ99S040 C2000 06 07.77934 02 09 57.82 +33 47 58.0 360
CJ99S040 C2000 06 13.77155 02 14 03.97 +35 25 47.1 300
CJ99S040 C2000 06 13.77288 02 14 04.09 +35 25 48.6 300
CJ99S040 C2000 06 13.77358 02 14 04.05 +35 25 49.9 300
CJ99S040 C2000 06 13.77432 02 14 04.10 +35 25 49.8 300
CJ99S040 C2000 06 14.72096 02 14 47.67 +35 43 25.6 349
CJ99S040 C2000 06 14.72672 02 14 47.97 +35 43 32.5 349
CJ99S040 C2000 06 14.72760 02 14 47.98 +35 43 32.9 10.0 T 349
CJ99S040 C2000 06 14.73259 02 14 48.09 +35 43 38.2 355
CJ99S040 C2000 06 14.73618 02 14 48.28 +35 43 42.5 9.8 T 355
CJ99S040 C2000 06 14.74241 02 14 48.52 +35 43 49.8 355
CJ99S040 C2000 06 15.73668 02 15 36.27 +36 03 03.8 349
CJ99S040 C2000 06 15.73687 02 15 36.25 +36 03 03.5 9.6 T 348
CJ99S040 C2000 06 15.73963 02 15 36.39 +36 03 07.9 349
CJ99S040 C2000 06 15.74125 02 15 36.55 +36 03 09.3 9.6 T 349
CJ99S040 C2000 06 15.74426 02 15 36.70 +36 03 12.8 9.6 T 355
CJ99S040 C2000 06 15.74881 02 15 36.90 +36 03 18.3 355
CJ99S040 C2000 06 15.74984 02 15 36.93 +36 03 19.8 355
CJ99S040 C2000 06 15.75005 02 15 36.76 +36 03 19.2 903
CJ99S040 C2000 06 15.75444 02 15 37.05 +36 03 25.0 10.6 T 903
CJ99S040 C2000 06 15.75991 02 15 37.39 +36 03 31.3 348
CJ99S040 C2000 06 20.04223 02 19 30.08 +37 36 40.8 9.8 N 170
CJ99S040 C2000 06 20.06701 02 19 31.67 +37 37 14.2 9.9 N 170
CJ99S040 C2000 06 20.09515 02 19 33.34 +37 37 54.1 10.3 N 170
CJ99S040 C2000 06 21.06916 02 20 34.43 +38 01 55.0 143
CJ99S040 C2000 06 21.07163 02 20 34.58 +38 01 59.1 143
CJ99S040 C2000 06 21.07498 02 20 34.80 +38 02 04.1 143
CJ99S040 C2000 06 21.08074 02 20 35.17 +38 02 12.9 143
CJ99S040 C2000 06 22.02454 02 21 38.28 +38 26 35.0 118
CJ99S040 C2000 06 22.02734 02 21 38.55 +38 26 39.4 118
CJ99S040 C2000 06 22.02855 02 21 38.59 +38 26 41.3 9 T 118
CJ99S040 C2000 06 22.05023 02 21 40.13 +38 27 15.8 10.6 T 170
CJ99S040 C2000 06 22.05677 02 21 40.63 +38 27 25.8 10.6 T 170
CJ99S040 C2000 06 22.07172 02 21 41.56 +38 27 50.4 11.3 N 170
CJ99S040 C2000 06 22.09765 02 21 43.51 +38 28 32.5 11.6 N 170
CJ99S040 C2000 06 22.12432 02 21 45.31 +38 29 15.4 11.4 N 170
CJ99S040 C2000 06 23.00928 02 22 48.44 +38 53 18.7 118
CJ99S040 C2000 06 23.01698 02 22 48.97 +38 53 31.4 118
CJ99S040 C2000 06 25.05671 02 25 31.27 +39 53 38.6 945
CJ99S040 C2000 06 25.06333 02 25 31.90 +39 53 51.4 945
CJ99S040 C2000 06 25.06672 02 25 32.20 +39 53 58.2 945
CJ99S040 C2000 06 26.05218 02 27 00.44 +40 25 33.8 143
CJ99S040 C2000 06 26.05547 02 27 00.68 +40 25 40.5 143
CJ99S040 C2000 06 26.05876 02 27 01.01 +40 25 47.1 143
CJ99S040 C2000 06 26.06947 02 27 01.99 +40 26 08.6 143
CJ99S040 C2000 06 26.07277 02 27 02.29 +40 26 15.2 143
CJ99S040 C2000 06 27.03988 02 28 36.48 +40 59 07.6 046
CJ99S040 C2000 06 27.04046 02 28 36.55 +40 59 08.7 046
CJ99S040 C2000 06 27.04100 02 28 36.60 +40 59 09.9 046
CJ99S040 C2000 06 27.04154 02 28 36.66 +40 59 11.1 046
CJ99S040 C2000 06 29.04868 02 32 20.79 +42 14 01.7 118
CJ99S040 C2000 06 29.05059 02 32 21.03 +42 14 06.1 118
CJ99S040 C2000 06 29.05580 02 32 21.59 +42 14 17.6 9.7 T 012
CJ99S040 2000 06 29.73580 02 33 48.21 +42 41 58.0 7.5 T 372
CJ99S040 2000 06 29.78299 02 33 54.41 +42 43 56.9 7.7 T 372
CJ99S040 C2000 07 02.00808 02 39 26.91 +44 23 57.5 9.7 T 180
CJ99S040 C2000 07 02.01122 02 39 27.43 +44 24 06.9 9.6 T 180
CJ99S040 C2000 07 02.01696 02 39 28.43 +44 24 23.8 9.7 T 180
CJ99S040 C2000 07 02.02077 02 39 29.06 +44 24 35.0 9.7 T 180
CJ99S040 c2000 07 02.02378 02 39 29.59 +44 24 43.7 9.7 T 180
CJ99S040 C2000 07 05.88925 02 53 31.89 +48 02 00.8 8.9 T 540
CJ99S040 C2000 07 05.89022 02 53 32.20 +48 02 04.9 540
CJ99S040 C2000 07 05.89124 02 53 32.45 +48 02 09.2 540
CJ99S040 C2000 07 05.89235 02 53 32.78 +48 02 13.6 540
CJ99S040 C2000 07 06.01576 02 54 07.88 +48 10 19.0 557
CJ99S040 C2000 07 06.01858 02 54 08.69 +48 10 30.2 557
CJ99S040 C2000 07 06.02139 02 54 09.50 +48 10 41.3 557
CJ99S040 C2000 07 06.02421 02 54 10.30 +48 10 52.6 557
CJ99S040 C2000 07 06.02824 02 54 11.52 +48 11 08.7 046
CJ99S040 C2000 07 06.03067 02 54 12.23 +48 11 18.4 046
CJ99S040 C2000 07 06.03325 02 54 12.98 +48 11 28.6 046
CJ99S040 C2000 07 06.03394 02 54 13.17 +48 11 31.2 046
Observer details:
012 Uccle. Observer T. Pauwels. 0.85-m f/2.5 Schmidt + CCD.
046 Klet. Observers J. Ticha, M. Tichy. 0.57-m f/5.2 reflector + CCD.
118 Modra. Observers A. Galad, L. Kornos, P. Koleny, J. Toth. 0.6-m f/5.5
reflector + CCD.
143 Gnosca. Observer S. Sposetti. 0.20-m f/6.3 reflector + CCD.
170 Observatorio de Begues. Observer J. Manteca. Measurer S. Alonso.
0.26-m f/6.9 Schmidt-Cassegrain + CCD.
180 Mauguio. Observer C. Leyrat. 0.30-m f/6.3 reflector + CCD.
300 Bisei Spaceguard Center-BATTeRS. Observers A. Asami, D. J. Asher,
S. Hashimoto, S. Isobe, S. Nakano, Y. Oshima, J. Terazono, T. Urata
M. Yoshikawa. 0.50-m f/2.0 reflector + CCD.
347 Utsunomiya-Imaizumi. Observer M. Suzuki. 0.20-m f/9.0 Schmidt-
Cassegrain + CCD.
348 Ayabe. Observer N. Otuki. 0.28-m f/5.5 Schmidt-Cassegrain + CCD.
349 Ageo. Observer K. Kadota. 0.18-m f/5.5 reflector + CCD.
351 Sakamoto. Observer Y. Kitamura. 0.15-m f/7.0 lens + CCD.
352 Konan. Observer M. Hotta. 0.28-m f/5.0 reflector + CCD.
355 Hadano. Observer A. Asami. 0.28-m f/5.0 reflector + CCD.
360 Kuma Kogen. Observer A. Nakamura. 0.60-m f/6.0 Ritchey-Chretien + CCD.
372 Geisei. Observer T. Seki. 0.60-m f/3.5 reflector.
402 Dynic Astronomical Observatory. Observer A. Sugie. 0.60-m f/3.7 reflector
+ CCD.
540 Linz. Observers E. Meyer, E. Obermair. 0.6-m f/3.0 reflector + CCD.
557 Ondrejov. Observers P. Pravec, P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
903 Fukuchiyama. Observer M. Yoshimi. 0.25-m f/6.3 Schmidt-Cassegrain + CCD.
945 Observatorio Monte Deva. Observer J. Vidal. Measurer R. Cuesta.
0.36-m f/6.3 Schmidt-Cassegrain + CCD.
Orbital elements:
C/1999 S4 (LINEAR)
Epoch 2000 Aug. 4.0 TT = JDT 2451760.5
T 2000 July 26.1791 TT Marsden
q 0.765095 (2000.0) P Q
z +0.000025 Peri. 151.0654 +0.3096964 -0.8052724
+/-0.000001 Node 83.1909 -0.9405784 -0.1815634
e 0.999981 Incl. 149.3905 -0.1392851 -0.5644210
From 931 observations 1999 Sept. 27-2000 July 6, mean residual 0".7.
Ephemeris:
C/1999 S4 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2000 07 05 02 49.63 +47 06.4 0.846 0.869 54.7 72.7 8.0
2000 07 07 02 59.16 +49 17.4 0.773 0.851 54.8 77.3 7.7
2000 07 09 03 12.16 +51 50.7 0.701 0.835 54.5 82.3 7.4
2000 07 11 03 30.66 +54 49.1 0.632 0.821 53.8 87.9 7.1
2000 07 13 03 58.23 +58 11.6 0.565 0.807 52.4 93.9 6.8
2000 07 15 04 41.26 +61 43.8 0.504 0.796 50.3 100.5 6.5
2000 07 17 05 49.14 +64 34.5 0.450 0.786 47.5 107.5 6.2
2000 07 19 07 24.57 +64 46.6 0.408 0.778 44.2 114.3 6.0
2000 07 21 09 02.73 +60 17.7 0.381 0.772 41.2 119.8 5.8
2000 07 23 10 15.01 +51 36.6 0.373 0.768 39.8 122.1 5.7
2000 07 25 11 00.96 +41 08.6 0.385 0.765 40.6 120.3 5.8
2000 07 27 11 30.08 +31 02.3 0.416 0.765 42.9 115.4 5.9
2000 07 29 11 49.29 +22 21.6 0.461 0.767 45.6 108.9 6.2
2000 07 31 12 02.51 +15 18.7 0.517 0.771 47.9 102.2 6.4
2000 08 02 12 11.94 +09 42.1 0.580 0.777 49.6 95.7 6.7
2000 08 04 12 18.87 +05 14.4 0.648 0.784 50.6 89.7 7.0
2000 08 06 12 24.07 +01 39.4 0.718 0.794 51.1 84.1 7.3
2000 08 08 12 28.05 -01 15.3 0.790 0.805 51.2 78.9 7.5
2000 08 10 12 31.15 -03 39.3 0.863 0.818 50.9 74.1 7.8
2000 08 12 12 33.60 -05 39.7 0.936 0.833 50.4 69.6 8.1
2000 08 14 12 35.55 -07 21.6 1.009 0.848 49.6 65.4 8.3
2000 08 16 12 37.14 -08 49.0 1.081 0.866 48.7 61.5 8.5
2000 08 18 12 38.44 -10 04.7 1.152 0.884 47.7 57.8 8.8
2000 08 20 12 39.53 -11 11.1 1.222 0.904 46.5 54.4 9.0
2000 08 22 12 40.46 -12 09.9 1.291 0.924 45.3 51.1 9.2
2000 08 24 12 41.26 -13 02.4 1.359 0.945 44.0 48.0 9.4
2000 08 26 12 41.96 -13 49.8 1.425 0.968 42.7 45.1 9.6
2000 08 28 12 42.60 -14 32.8 1.490 0.991 41.4 42.4 9.8
2000 08 30 12 43.18 -15 12.3 1.553 1.014 40.0 39.8 10.0
2000 09 01 12 43.72 -15 48.7 1.615 1.039 38.6 37.3 10.2
2000 09 03 12 44.23 -16 22.5 1.675 1.063 37.2 35.0 10.4
2000 09 05 12 44.72 -16 54.2 1.734 1.089 35.8 32.8 10.6
2000 09 07 12 45.19 -17 24.0 1.790 1.114 34.3 30.7 10.7
2000 09 09 12 45.65 -17 52.1 1.845 1.140 32.9 28.7 10.9
2000 09 11 12 46.11 -18 18.9 1.899 1.166 31.5 26.8 11.1
2000 09 13 12 46.56 -18 44.5 1.951 1.193 30.1 25.1 11.2
Brian G. Marsden (C) Copyright 2000 MPC M.P.E.C. 2000-N15
Read MPEC 2000-N14
Read MPEC 2000-N16
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