MPEC 1999-C35 : 1999 CF9
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Read MPEC 1999-C34
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M.P.E.C. 1999-C35 Issued 1999 Feb. 15, 20:38 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 CF9
Observations:
J99C09F* C1999 02 12.28373 09 25 06.37 +09 23 22.8 17.8 704
J99C09F C1999 02 12.30126 09 25 03.72 +09 23 41.8 704
J99C09F C1999 02 12.31892 09 25 00.97 +09 24 01.1 704
J99C09F C1999 02 12.33635 09 24 58.05 +09 24 20.1 19.5 704
J99C09F C1999 02 12.35380 09 24 55.64 +09 24 39.4 704
J99C09F C1999 02 13.21568 09 22 48.51 +09 40 42.0 17.2 704
J99C09F C1999 02 13.22961 09 22 46.23 +09 40 57.8 17.8 704
J99C09F C1999 02 13.24350 09 22 44.07 +09 41 14.4 17.6 704
J99C09F C1999 02 13.25751 09 22 41.79 +09 41 29.7 17.7 704
J99C09F C1999 02 13.27148 09 22 39.52 +09 41 45.7 17.6 704
J99C09F C1999 02 13.57022 09 21 53.47 +09 47 59.1 16.8 R 422
J99C09F C1999 02 13.57127 09 21 53.30 +09 48 00.4 16.8 R 422
J99C09F C1999 02 13.57235 09 21 53.13 +09 48 01.7 17.0 R 422
J99C09F C1999 02 13.57350 09 21 52.94 +09 48 02.9 16.9 R 422
J99C09F C1999 02 14.11435 09 20 29.00 +09 58 18.4 16.0 R 758
J99C09F C1999 02 14.11743 09 20 28.48 +09 58 22.4 15.9 R 758
J99C09F C1999 02 14.12062 09 20 27.95 +09 58 26.1 15.6 R 758
J99C09F C1999 02 14.12759 09 20 26.80 +09 58 34.4 15.9 R 758
J99C09F C1999 02 14.13271 09 20 25.92 +09 58 40.7 15.7 R 758
J99C09F C1999 02 14.18977 09 20 16.28 +09 59 50.0 16.6 R 761
J99C09F C1999 02 14.21896 09 20 11.39 +10 00 24.5 16.2 R 761
J99C09F C1999 02 14.22399 09 20 10.71 +10 00 31.0 16.5 R 761
J99C09F C1999 02 14.33265 09 19 53.22 +10 02 34.3 658
J99C09F C1999 02 14.33537 09 19 52.76 +10 02 37.8 658
J99C09F C1999 02 14.33957 09 19 52.06 +10 02 42.8 658
J99C09F C1999 02 14.35837 09 19 48.26 +10 03 09.4 16.7 V 734
J99C09F C1999 02 14.37255 09 19 45.89 +10 03 26.2 734
J99C09F C1999 02 14.54657 09 19 18.89 +10 07 29.1 16.7 R 422
J99C09F C1999 02 14.54730 09 19 18.77 +10 07 30.1 16.7 R 422
J99C09F C1999 02 14.54854 09 19 18.57 +10 07 31.6 16.6 R 422
J99C09F C1999 02 14.58652 09 19 12.40 +10 07 50.5 16.7 V 900
J99C09F C1999 02 14.59916 09 19 10.25 +10 08 05.9 900
J99C09F C1999 02 15.09317 09 17 49.69 +10 18 20.6 744
J99C09F C1999 02 15.10637 09 17 47.63 +10 18 33.1 16.1 R 744
J99C09F C1999 02 15.13179 09 17 43.03 +10 19 07.9 744
J99C09F C1999 02 15.21084 09 17 29.57 +10 21 00.3 16.0 732
J99C09F C1999 02 15.21551 09 17 28.69 +10 21 06.3 16.1 732
J99C09F C1999 02 15.22019 09 17 27.89 +10 21 12.4 15.8 732
J99C09F C1999 02 15.26476 09 17 20.48 +10 22 01.9 670
J99C09F C1999 02 15.28267 09 17 17.32 +10 22 18.5 658
J99C09F C1999 02 15.28299 09 17 17.28 +10 22 24.9 17.4 V 670
J99C09F C1999 02 15.28439 09 17 17.01 +10 22 20.8 658
J99C09F C1999 02 15.29259 09 17 15.56 +10 22 31.6 658
J99C09F C1999 02 15.78157 09 15 53.04 +10 33 02.9 557
J99C09F C1999 02 15.78285 09 15 52.81 +10 33 04.7 557
J99C09F C1999 02 15.78413 09 15 52.60 +10 33 06.2 557
J99C09F C1999 02 15.78446 09 15 52.58 +10 33 07.3 16.2 R 046
J99C09F C1999 02 15.78550 09 15 52.40 +10 33 08.5 046
J99C09F C1999 02 15.78663 09 15 52.19 +10 33 10.3 046
J99C09F C1999 02 15.78763 09 15 52.03 +10 33 11.5 046
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. Measurer M. Tichy. 0.57-m f/5.2
reflector + CCD.
422 Loomberah. Observer G. J. Garradd. 0.45-m f/5.4 reflector + CCD.
557 Ondrejov. Observer P. Pravec. 0.65-m f/3.6 reflector + CCD.
658 Dominion Astrophysical Observatory. Observer D. D. Balam. 1.82-m
reflector + CCD.
670 Camarillo. Observer J. E. Rogers. 0.25-m Schmidt-Cassegrain + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko. Measurers J. Stuart, H. Viggh, R. Sayer. 1.0-m f/2.15
reflector + CCD.
732 Oaxaca. Observer J. Roe. 0.25-m f/3.4 reflector + CCD.
734 Farpoint Observatory. Observers G. Hug, G. Bell. 0.30-m
Schmidt-Cassegrain + CCD.
744 Doyan Rose Observatory, Indianapolis. Observer J. Ruthroff. 0.25-m
Schmidt-Cassegrain + CCD.
758 BCC Observatory, Cocoa. Observer I. P. Griffin. 0.30-m f/5 Maksutov
+ CCD.
761 Zephyrhills. Observer R. A. Kowalski. 0.178-m f/9.45 reflector + CCD.
900 Moriyama. Observer Y. Ikari. 0.25-m f/6.3 reflector + CCD.
Orbital elements:
1999 CF9 PHA 0.021
Epoch 1999 Feb. 11.0 TT = JDT 2451220.5 Williams
M 324.66972 (2000.0) P Q
n 0.41828436 Peri. 89.50346 -0.38628882 +0.92164683
a 1.7707407 Node 157.66230 -0.88003689 -0.35634256
e 0.5979856 Incl. 5.54368 -0.27625355 -0.15358093
P 2.36 H 17.9 G 0.15
From 50 observations 1999 Feb. 12-15.
Ephemeris:
1999 CF9 a,e,i = 1.77, 0.60, 6 q = 0.7119
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 02 11 09 28.11 +09 01.1 0.369 1.354 174.4 4.1 16.8
1999 02 16 09 15.24 +10 38.1 0.323 1.307 169.7 7.7 16.6
1999 02 21 08 58.89 +12 43.6 0.283 1.260 161.1 14.7 16.5
1999 02 26 08 38.35 +15 20.8 0.248 1.212 150.9 23.4 16.4
1999 03 03 08 12.60 +18 31.5 0.217 1.164 139.2 33.8 16.3
1999 03 08 07 40.21 +22 13.4 0.191 1.116 126.1 45.9 16.3
1999 03 13 06 59.31 +26 14.2 0.171 1.068 111.3 60.1 16.4
1999 03 18 06 08.00 +30 04.1 0.157 1.020 94.7 76.4 16.6
1999 03 23 05 05.98 +32 50.6 0.149 0.973 76.8 94.6 17.1
1999 03 28 03 57.31 +33 32.6 0.150 0.928 58.2 114.0 18.0
1999 04 02 02 51.12 +31 46.7 0.159 0.884 40.3 133.0 19.7
1999 06 01 00 58.55 +10 44.1 0.732 0.814 52.6 81.8 19.6
1999 06 11 01 19.62 +11 25.1 0.821 0.893 57.1 72.5 19.8
1999 06 21 01 39.86 +12 08.9 0.890 0.983 61.7 65.5 19.9
1999 07 01 01 58.31 +12 45.8 0.938 1.078 66.8 60.1 20.1
1999 07 11 02 14.41 +13 10.9 0.969 1.174 72.5 55.6 20.2
1999 07 21 02 27.68 +13 20.6 0.982 1.270 78.9 51.7 20.3
1999 07 31 02 37.69 +13 12.9 0.981 1.364 86.2 48.0 20.3
1999 08 10 02 43.98 +12 45.7 0.968 1.455 94.4 44.0 20.3
1999 08 20 02 45.97 +11 56.9 0.949 1.543 103.8 39.5 20.3
1999 08 30 02 43.20 +10 44.8 0.927 1.628 114.4 34.4 20.2
1999 09 09 02 35.42 +09 09.0 0.909 1.710 126.3 28.4 20.1
1999 09 19 02 22.83 +07 12.3 0.902 1.788 139.4 21.5 20.0
1999 09 29 02 06.56 +05 03.1 0.913 1.863 153.2 14.0 19.9
1999 10 09 01 48.50 +02 54.9 0.949 1.935 166.6 6.9 19.7
1999 10 19 01 30.97 +01 03.1 1.013 2.003 171.3 4.3 19.8
1999 10 29 01 16.01 -00 20.9 1.104 2.068 160.7 9.1 20.3
1999 11 08 01 04.75 -01 13.0 1.221 2.130 148.5 14.1 20.8
1999 11 18 00 57.57 -01 34.7 1.360 2.189 137.0 18.0 21.2
1999 11 28 00 54.22 -01 30.5 1.515 2.245 126.3 20.7 21.6
1999 12 08 00 54.20 -01 05.8 1.684 2.298 116.4 22.6 21.9
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-C35
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