MPEC 2002-E51 : 1991 FB
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M.P.E.C. 2002-E51 Issued 2002 Mar. 14, 21:00 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
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
1991 FB
Additional Observations:
J91F00B C2002 03 12.39303 13 57 55.83 +01 00 19.0 17.8 704
J91F00B C2002 03 12.40641 13 57 58.01 +00 59 54.6 18.6 704
J91F00B C2002 03 12.42010 13 58 00.16 +00 59 29.0 18.4 704
J91F00B C2002 03 12.43330 13 58 02.27 +00 59 05.1 18.4 704
J91F00B C2002 03 12.44648 13 58 04.39 +00 58 40.5 18.4 704
J91F00B C2002 03 13.04668 13 59 47.84 +00 39 44.6 118
J91F00B C2002 03 13.05006 13 59 48.38 +00 39 38.8 118
J91F00B C2002 03 13.05428 13 59 49.14 +00 39 31.2 118
J91F00B C2002 03 13.05543 13 59 49.23 +00 39 29.0 17.2 R 118
J91F00B C2002 03 13.08265 13 59 53.96 +00 38 36.1 18.0 V 198
J91F00B C2002 03 13.08722 13 59 54.66 +00 38 28.5 17.9 V 198
J91F00B C2002 03 13.09356 13 59 55.62 +00 38 17.3 18.0 V 198
J91F00B C2002 03 13.25586 14 00 25.49 +00 33 09.2 18.1 R 651
J91F00B C2002 03 13.25657 14 00 25.54 +00 33 06.4 18.2 704
J91F00B C2002 03 13.25804 14 00 25.86 +00 33 05.0 18.0 R 651
J91F00B C2002 03 13.26012 14 00 26.21 +00 33 00.6 18.1 R 651
J91F00B C2002 03 13.27034 14 00 27.82 +00 32 40.5 18.2 704
J91F00B C2002 03 13.28418 14 00 30.13 +00 32 13.2 18.7 704
J91F00B C2002 03 13.29034 14 00 30.83 +00 31 59.4 17.4 R 649
J91F00B C2002 03 13.29248 14 00 31.17 +00 31 55.5 17.4 R 649
J91F00B C2002 03 13.29457 14 00 31.54 +00 31 51.4 17.5 R 649
J91F00B C2002 03 13.29663 14 00 31.86 +00 31 47.3 17.5 R 649
J91F00B C2002 03 13.29803 14 00 32.46 +00 31 46.2 18.3 704
J91F00B C2002 03 13.29878 14 00 32.22 +00 31 43.0 17.5 R 649
J91F00B C2002 03 13.31191 14 00 34.77 +00 31 19.0 18.6 704
J91F00B C2002 03 13.32205 14 00 36.35 +00 31 00.1 17.9 R 448
J91F00B C2002 03 13.32450 14 00 36.74 +00 30 54.7 18.0 R 448
J91F00B C2002 03 13.32736 14 00 37.23 +00 30 49.6 17.9 R 448
J91F00B C2002 03 13.47833 14 01 02.32 +00 25 56.3 17.6 R 926
J91F00B C2002 03 13.48175 14 01 02.78 +00 25 49.8 18.1 R 926
J91F00B C2002 03 13.48370 14 01 03.23 +00 25 45.4 17.6 R 926
J91F00B C2002 03 13.98933 14 02 34.07 +00 08 53.6 557
J91F00B C2002 03 13.99096 14 02 34.28 +00 08 50.1 557
J91F00B C2002 03 13.99259 14 02 34.60 +00 08 47.5 557
J91F00B C2002 03 13.99422 14 02 34.88 +00 08 43.8 557
J91F00B C2002 03 13.99586 14 02 35.16 +00 08 40.6 557
J91F00B C2002 03 14.00122 14 02 36.12 +00 08 31.7 17.6 V 198
J91F00B C2002 03 14.00469 14 02 36.93 +00 08 33.2 246
J91F00B C2002 03 14.00590 14 02 36.87 +00 08 21.5 246
J91F00B C2002 03 14.00714 14 02 37.06 +00 08 18.6 246
J91F00B C2002 03 14.00831 14 02 37.32 +00 08 16.7 246
J91F00B C2002 03 14.00961 14 02 37.48 +00 08 13.9 246
J91F00B C2002 03 14.01126 14 02 37.88 +00 08 11.2 17.6 V 198
J91F00B C2002 03 14.01878 14 02 39.20 +00 07 56.3 17.5 V 198
J91F00B C2002 03 14.15681 14 03 02.77 +00 03 19.6 18.1 R 620
J91F00B C2002 03 14.16792 14 03 04.82 +00 02 57.0 18.2 R 620
J91F00B C2002 03 14.17236 14 03 05.55 +00 02 49.0 18.0 R 620
J91F00B C2002 03 14.45573 14 03 56.91 -00 06 50.4 18.5 R 926
J91F00B C2002 03 14.46311 14 03 58.25 -00 07 04.6 18.0 R 926
Observer details:
118 Modra. Observers A. Galad, S. Gajdos. 0.6-m f/5.5 reflector + CCD.
198 Wildberg. Observer R. Apitzsch. 0.235-m Schmidt-Cassegrain + CCD.
246 Klet Observatory-KLENOT. Observers M. Tichy, M. Kocer. 1.06-m KLENOT
telescope + CCD.
448 Desert Moon Observatory. Observer B. Stevens. 0.30-m f/6.3
Schmidt-Cassegrain + CCD.
557 Ondrejov. Observer P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
620 Observatorio Astronomico de Mallorca. Observers S. Sanchez, J. Nomen.
0.40-m f/2.0 Schmidt + CCD.
649 Powell Observatory, Louisburg. Observers K. Smalley, R. Fredrick.
0.75-m Newtonian + CCD.
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, S. Adams, J. Piscitelli. Measurers
J. Stuart, R. Sayer, J. B. Evans, H. Viggh. 1.0-m f/2.15 reflector + CCD.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.5-m f/10 Ritchey-Chretien + CCD.
Orbital elements:
1991 FB
Epoch 2002 May 6.0 TT = JDT 2452400.5 MPC
M 359.40115 (2000.0) P Q
n 0.26994797 Peri. 219.94063 -0.53168172 +0.84553459
a 2.3710971 Node 18.10780 -0.73139011 -0.42929630
e 0.5665496 Incl. 9.04181 -0.42706329 -0.31745228
P 3.65 H 19.1 G 0.15 U 3
Residuals in seconds of arc
910312 675 2.1- 0.1+ 020312 704 0.8+ 0.1- 020313 448 1.0- 0.6-
910312 675 (3.2- 2.1-) 020313 118 0.6+ 0.4- 020313 926 0.5+ 0.1+
910318 413 1.9- 0.4+ 020313 118 0.4+ 0.3+ 020313 926 1.1- 0.3+
910318 413 (3.2- 2.2+) 020313 118 1.3+ 0.8+ 020313 926 0.8+ 0.2-
910319 413 0.4- 1.2- 020313 118 0.1- 0.8+ 020313 557 0.4+ 0.2-
910319 413 1.4- 0.1+ 020313 198 0.5+ 0.1+ 020313 557 0.7- 0.4-
910320 413 1.4+ 1.4- 020313 198 0.3- 1.3+ 020313 557 0.1- 0.3+
910321 413 1.0- 0.2- 020313 198 (1.6- 2.3+) 020313 557 0.1- 0.2-
910321 413 1.5- 0.8+ 020313 651 0.4+ 0.1+ 020313 557 0.1- 0.1-
910323 413 0.2- 1.1- 020313 704 0.8+ 0.3- 020314 198 (1.5- 1.4+)
910324 688 0.6+ 1.1- 020313 651 0.4+ 0.2+ 020314 246 (3.5+ 10.0+)
910324 688 0.5+ 1.2- 020313 651 0.4+ 0.2- 020314 246 0.5- 0.7+
910324 688 0.6+ 1.0- 020313 704 0.4+ 0.4+ 020314 246 0.8- 0.3+
910324 413 0.1+ 1.0- 020313 704 0.3+ 0.1- 020314 246 0.1+ 0.8+
910413 413 1.2+ 0.1- 020313 649 0.4+ 0.0 020314 246 0.9- 0.6+
910416 474 0.8- 0.1- 020313 649 0.2+ 0.3+ 020314 198 0.9- 1.1+
910416 474 1.1- 0.1+ 020313 649 0.5+ 0.2+ 020314 198 0.4- 1.4+
910421 474 0.5+ 0.8+ 020313 649 0.2+ 0.1+ 020314 620 1.4- 0.7+
910421 474 (0.8- 2.7+) 020313 704 0.7+ 0.3- 020314 620 1.0+ 0.7+
020312 704 0.3+ 0.5- 020313 649 0.3+ 0.0 020314 620 0.5+ 1.7+
020312 704 1.1+ 0.2- 020313 704 0.7+ 0.6- 020314 926 0.5- 0.4-
020312 704 0.6+ 0.5- 020313 448 1.0- 0.4- 020314 926 0.8+ 0.7+
020312 704 0.6+ 0.0 020313 448 1.3- 1.1-
Ephemeris:
1991 FB a,e,i = 2.37, 0.57, 9 q = 1.0278
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2002 03 07 13 43.81 +03 25.1 0.346 1.281 141.4 28.9 18.6
2002 03 17 14 12.01 -01 40.6 0.262 1.215 143.4 29.2 17.9
2002 03 27 14 53.55 -10 32.4 0.194 1.156 141.7 32.4 17.2
2002 04 06 16 04.13 -25 06.4 0.148 1.105 131.9 42.3 16.8
2002 04 16 18 05.00 -40 57.5 0.137 1.066 113.6 59.6 17.1
2002 04 26 20 24.78 -46 20.2 0.160 1.039 97.6 73.6 17.8
2002 05 06 21 57.47 -43 53.7 0.200 1.028 89.9 78.8 18.4
2002 05 16 22 49.08 -40 16.0 0.245 1.033 88.1 78.1 18.8
2002 05 26 23 19.46 -37 12.0 0.289 1.052 89.8 74.3 19.1
2002 06 05 23 38.19 -34 52.8 0.328 1.086 93.7 68.8 19.3
2002 06 15 23 48.75 -33 17.1 0.361 1.132 99.4 62.3 19.4
2002 06 25 23 52.28 -32 20.2 0.389 1.188 106.6 55.1 19.4
2002 07 05 23 49.03 -31 55.0 0.414 1.251 115.4 47.2 19.5
2002 07 15 23 38.92 -31 50.7 0.438 1.320 125.6 38.8 19.5
2002 07 25 23 22.71 -31 49.4 0.466 1.392 136.7 30.0 19.5
2002 08 04 23 02.37 -31 32.2 0.505 1.467 148.0 21.5 19.5
2002 08 14 22 40.92 -30 46.0 0.558 1.543 157.6 14.5 19.6
2002 08 24 22 21.70 -29 28.7 0.629 1.620 161.6 11.4 19.8
2002 09 03 22 06.87 -27 49.2 0.720 1.697 157.7 13.0 20.3
2002 09 13 21 57.19 -25 58.2 0.829 1.773 149.8 16.6 20.8
2002 09 23 21 52.46 -24 04.0 0.957 1.848 141.1 20.0 21.3
2002 10 03 21 51.89 -22 11.1 1.100 1.922 132.4 22.6 21.8
Timothy B. Spahr (C) Copyright 2002 MPC M.P.E.C. 2002-E51
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