MPEC 2001-F47: 2001 FD90
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M.P.E.C. 2001-F47 Issued 2001 Mar. 28, 23:09 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 FD90
Observations:
K01F90D* C2001 03 26.26441 10 04 24.98 +01 01 50.2 19.9 704
K01F90D C2001 03 26.27757 10 04 24.11 +01 02 05.3 19.8 704
K01F90D C2001 03 26.29032 10 04 23.21 +01 02 20.0 20.2 704
K01F90D C2001 03 27.32050 10 03 18.48 +01 22 00.6 19.8 649
K01F90D C2001 03 27.32718 10 03 18.09 +01 22 07.1 19.5 649
K01F90D C2001 03 27.33302 10 03 17.84 +01 22 14.3 18.6 649
K01F90D C2001 03 27.34209 10 03 17.22 +01 22 24.2 18.5 649
K01F90D C2001 03 27.38368 10 03 15.28 +01 23 18.2 20.1 608
K01F90D C2001 03 27.39425 10 03 14.57 +01 23 30.4 20.2 608
K01F90D C2001 03 27.40474 10 03 13.87 +01 23 42.6 20.1 608
K01F90D C2001 03 28.20333 10 02 26.34 +01 38 59.9 711
K01F90D C2001 03 28.21022 10 02 25.88 +01 39 07.4 711
K01F90D C2001 03 28.21912 10 02 25.31 +01 39 17.9 711
K01F90D C2001 03 28.45911 10 02 11.64 +01 44 15.9 19.3 422
K01F90D FC2001 03 28.46246 10 02 11.48 +01 44 20.4 19.5 422
K01F90D FC2001 03 28.46345 10 02 11.43 +01 44 21.0 422
K01F90D C2001 03 28.80044 10 01 52.23 +01 50 26.7 18.0 R 046
K01F90D C2001 03 28.80431 10 01 51.92 +01 50 32.1 046
K01F90D C2001 03 28.80912 10 01 51.69 +01 50 36.8 17.6 R 046
K01F90D C2001 03 28.81395 10 01 51.25 +01 50 42.6 557
K01F90D C2001 03 28.81622 10 01 51.12 +01 50 45.1 557
K01F90D C2001 03 28.81850 10 01 50.95 +01 50 47.7 557
K01F90D C2001 03 28.82078 10 01 50.84 +01 50 51.2 557
K01F90D C2001 03 28.82306 10 01 50.72 +01 50 53.9 557
K01F90D C2001 03 28.82762 10 01 50.44 +01 50 58.1 557
Observer details:
046 Klet. Observers M. Tichy, M. Kocer. 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. Kusnirak. 0.65-m f/3.6 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.
649 Powell Observatory, Louisburg. Observer K. Smalley. 0.75-m Newtonian
+ CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, S. Adams. Measurers J. Stuart,
R. Sayer, J. B. Evans, H. Viggh. 1.0-m f/2.15 reflector + CCD.
711 McDonald Observatory. Observer J. G. Ries. 0.76-m reflector + CCD.
Orbital elements:
2001 FD90
Epoch 2001 Mar. 12.0 TT = JDT 2451980.5 Spahr
M 326.33823 (2000.0) P Q
n 0.34114974 Peri. 47.77673 -0.34042134 +0.93902629
a 2.0284891 Node 202.45959 -0.89569978 -0.33951566
e 0.4720459 Incl. 7.27900 -0.28606855 -0.05439427
P 2.89 H 18.4 G 0.15
From 25 observations 2001 Mar. 26-28.
Ephemeris:
2001 FD90 a,e,i = 2.03, 0.47, 7 q = 1.0709
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 03 22 10 09.29 -00 17.5 0.475 1.431 151.0 19.7 18.6
2001 04 01 09 59.07 +02 52.8 0.448 1.369 138.7 28.8 18.6
2001 04 11 09 54.02 +06 05.2 0.432 1.309 127.1 37.6 18.7
2001 04 21 09 55.37 +09 02.9 0.421 1.252 116.8 45.7 18.7
2001 05 01 10 03.63 +11 36.3 0.411 1.201 108.2 52.8 18.8
2001 05 11 10 18.73 +13 42.1 0.400 1.156 101.2 59.0 18.8
2001 05 21 10 40.44 +15 19.8 0.386 1.119 95.8 64.1 18.8
2001 05 31 11 08.81 +16 27.3 0.369 1.092 92.2 68.1 18.8
2001 06 10 11 43.93 +17 00.2 0.351 1.076 90.3 70.7 18.8
2001 06 20 12 25.95 +16 48.6 0.333 1.071 90.3 71.6 18.7
2001 06 30 13 14.72 +15 37.4 0.320 1.079 92.5 70.3 18.6
2001 07 10 14 08.81 +13 14.7 0.315 1.098 96.6 66.9 18.4
2001 07 20 15 05.30 +09 42.0 0.322 1.128 102.1 61.8 18.4
2001 07 30 16 00.54 +05 24.5 0.344 1.167 107.8 55.9 18.4
2001 08 09 16 51.41 +01 02.5 0.383 1.214 112.6 50.4 18.6
2001 08 19 17 36.49 -02 50.9 0.440 1.267 115.8 46.0 18.9
2001 08 29 18 15.98 -05 59.5 0.513 1.324 117.0 42.8 19.2
2001 09 08 18 50.65 -08 20.1 0.601 1.385 116.6 40.6 19.6
2001 09 18 19 21.45 -09 57.3 0.703 1.448 114.8 39.1 20.0
2001 09 28 19 49.35 -10 57.3 0.818 1.512 112.0 37.9 20.4
2001 10 08 20 14.97 -11 26.3 0.944 1.576 108.4 37.0 20.8
2001 10 18 20 38.83 -11 29.7 1.080 1.641 104.3 36.0 21.1
2001 10 28 21 01.36 -11 12.1 1.226 1.705 99.8 35.0 21.4
2001 11 07 21 22.79 -10 37.1 1.379 1.768 95.1 33.9 21.7
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-F47
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