MPEC 2001-F45: 2001 FB90
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M.P.E.C. 2001-F45 Issued 2001 Mar. 28, 22:55 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
2001 FB90
Observations:
K01F90B* C2001 03 21.23573 09 23 08.88 +08 48 45.9 20.7 608
K01F90B C2001 03 21.24688 09 23 05.68 +08 48 59.3 20.4 608
K01F90B C2001 03 21.25819 09 23 02.46 +08 49 12.6 20.6 608
K01F90B C2001 03 24.25542 09 08 46.96 +09 48 51.7 20.6 608
K01F90B C2001 03 24.26613 09 08 43.69 +09 49 04.6 20.7 608
K01F90B C2001 03 24.27669 09 08 40.51 +09 49 17.8 20.8 608
K01F90B C2001 03 28.28086 08 48 31.60 +11 10 19.2 21.1 608
K01F90B C2001 03 28.29134 08 48 28.30 +11 10 31.4 21.6 608
K01F90B C2001 03 28.30195 08 48 24.81 +11 10 44.6 21.7 608
K01F90B VC2001 03 28.81603 08 45 44.62 +11 20 51.6 19.2 R 046
K01F90B VC2001 03 28.81727 08 45 44.07 +11 20 51.7 046
K01F90B VC2001 03 28.82036 08 45 43.44 +11 20 57.5 19.0 R 046
Observer details:
046 Klet. Observers M. Tichy, M. Kocer. 0.57-m f/5.2 reflector + CCD.
608 Haleakala-NEAT/MSSS. Observers E. F. Helin, S. Pravdo, K. Lawrence,
P. Kervin, R. Maeda, J. Africano. 1.2-m reflector + CCD.
Orbital elements:
2001 FB90 PHA 0.024
Epoch 2001 Mar. 12.0 TT = JDT 2451980.5 Spahr
M 322.38357 (2000.0) P Q
n 0.45624501 Peri. 19.56101 +0.09414968 +0.99523191
a 1.6711059 Node 255.84782 -0.91687078 +0.07670673
e 0.6037063 Incl. 1.50583 -0.38792242 +0.06024557
P 2.16 H 20.8 G 0.15
From 12 observations 2001 Mar. 21-28.
Ephemeris:
2001 FB90 a,e,i = 1.67, 0.60, 2 q = 0.6622
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 03 22 09 19.57 +09 03.9 0.297 1.232 137.6 33.0 20.0
2001 03 27 08 55.10 +10 44.4 0.275 1.183 126.5 42.7 20.0
2001 04 01 08 28.81 +12 25.3 0.258 1.133 115.0 53.1 20.1
2001 04 06 08 00.80 +14 02.6 0.244 1.082 103.1 64.2 20.2
2001 04 11 07 30.82 +15 32.8 0.233 1.032 90.8 76.1 20.4
2001 04 16 06 58.39 +16 52.5 0.225 0.982 78.0 89.0 20.7
2001 04 21 06 22.90 +17 56.6 0.219 0.932 64.6 103.1 21.1
2001 04 26 05 44.11 +18 38.2 0.218 0.884 50.6 118.5 22.0
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-F45
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