MPEC 2001-B54: 2001 BP61
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M.P.E.C. 2001-B54 Issued 2001 Jan. 31, 20:47 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 BP61
Observations:
K01B61P* C2001 01 26.30381 08 37 43.39 +02 11 30.0 19.1 704
K01B61P C2001 01 26.31869 08 37 41.12 +02 11 17.6 20.0 704
K01B61P C2001 01 26.33358 08 37 38.88 +02 11 06.1 19.7 704
K01B61P C2001 01 26.34849 08 37 36.62 +02 10 54.6 19.5 704
K01B61P C2001 01 26.36338 08 37 34.46 +02 10 41.4 19.6 704
K01B61P C2001 01 26.95250 08 36 12.75 +02 02 43.2 557
K01B61P C2001 01 26.95501 08 36 12.26 +02 02 41.8 19.2 V 557
K01B61P C2001 01 26.97013 08 36 10.00 +02 02 29.5 557
K01B61P C2001 01 27.02125 08 36 02.63 +02 01 49.3 18.0 R 046
K01B61P C2001 01 27.02413 08 36 02.27 +02 01 47.2 046
K01B61P C2001 01 27.02545 08 36 02.06 +02 01 45.5 046
K01B61P C2001 01 27.02808 08 36 01.73 +02 01 44.2 046
K01B61P C2001 01 27.03090 08 36 01.28 +02 01 42.8 046
K01B61P C2001 01 27.03226 08 36 01.12 +02 01 40.1 046
K01B61P C2001 01 28.93014 08 31 46.30 +01 38 23.5 19.4 V 595
K01B61P C2001 01 28.93465 08 31 45.65 +01 38 20.6 18.3 R 046
K01B61P C2001 01 28.93472 08 31 45.65 +01 38 20.5 595
K01B61P C2001 01 28.93654 08 31 45.44 +01 38 19.3 046
K01B61P C2001 01 28.93807 08 31 45.24 +01 38 17.9 046
K01B61P C2001 01 28.93887 08 31 45.14 +01 38 17.6 595
K01B61P C2001 01 28.93987 08 31 44.95 +01 38 17.8 046
K01B61P C2001 01 28.94128 08 31 44.79 +01 38 16.0 18.4 R 046
K01B61P C2001 01 28.94303 08 31 44.57 +01 38 16.5 595
K01B61P C2001 01 31.29670 08 26 48.43 +01 13 27.8 21.5 R 711
K01B61P C2001 01 31.30182 08 26 47.80 +01 13 24.2 21.6 R 711
Observer details:
046 Klet. Observers J. Ticha, M. Tichy. 0.57-m f/5.2 reflector + CCD.
557 Ondrejov. Observers P. Pravec, P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
595 Farra d'Isonzo. Observers G. Lombardi, E. Pettarin. 0.40-m
f/4.5 reflector + 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. Observers P. J. Shelus. 0.76-m reflector + CCD.
Orbital elements:
2001 BP61
Epoch 2001 Jan. 11.0 TT = JDT 2451920.5 Spahr
M 45.26570 (2000.0) P Q
n 0.54553271 Peri. 108.87281 +0.76488809 -0.60852553
a 1.4833906 Node 289.17129 +0.47399325 +0.75380282
e 0.3236548 Incl. 12.92612 +0.43620706 +0.24794756
P 1.81 H 20.4 G 0.15
From 25 observations 2001 Jan. 26-31.
Ephemeris:
2001 BP61 a,e,i = 1.48, 0.32, 13 q = 1.0033
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 01 21 08 50.99 +03 36.6 0.332 1.303 161.2 14.1 19.4
2001 01 31 08 27.41 +01 16.6 0.378 1.351 162.5 12.6 19.7
2001 02 10 08 10.89 +00 10.9 0.441 1.399 154.9 17.4 20.3
2001 02 20 08 01.83 -00 05.2 0.519 1.446 145.4 22.8 20.9
2001 03 02 07 59.39 +00 05.5 0.609 1.492 136.5 27.2 21.4
2001 03 12 08 02.28 +00 26.0 0.708 1.537 128.4 30.5 21.9
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-B54
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