MPEC 2001-B53: 2001 BO61
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M.P.E.C. 2001-B53 Issued 2001 Jan. 31, 20:37 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 BO61
Observations:
K01B61O* C2001 01 26.16390 05 43 35.34 +05 13 34.9 18.7 704
K01B61O C2001 01 26.17876 05 43 31.79 +05 13 40.3 18.5 704
K01B61O C2001 01 26.19361 05 43 28.27 +05 13 45.8 18.6 704
K01B61O C2001 01 26.20860 05 43 24.69 +05 13 51.4 19.0 704
K01B61O C2001 01 26.22348 05 43 21.16 +05 13 56.4 18.6 704
K01B61O C2001 01 26.93050 05 40 37.58 +05 18 18.5 18.6 V 557
K01B61O C2001 01 26.95024 05 40 32.92 +05 18 26.0 557
K01B61O C2001 01 27.01267 05 40 18.25 +05 18 50.5 046
K01B61O C2001 01 27.01397 05 40 18.04 +05 18 50.8 18.1 R 046
K01B61O C2001 01 27.01512 05 40 17.70 +05 18 51.3 046
K01B61O C2001 01 27.01646 05 40 17.40 +05 18 51.4 046
K01B61O C2001 01 27.01764 05 40 17.21 +05 18 53.4 046
K01B61O C2001 01 27.01868 05 40 16.95 +05 18 52.5 046
K01B61O C2001 01 27.88193 05 36 57.72 +05 24 32.8 557
K01B61O C2001 01 27.88352 05 36 57.31 +05 24 33.6 557
K01B61O C2001 01 27.88510 05 36 56.93 +05 24 34.3 557
K01B61O C2001 01 27.88668 05 36 56.55 +05 24 34.8 557
K01B61O C2001 01 27.88826 05 36 56.17 +05 24 35.1 557
K01B61O C2001 01 27.88985 05 36 55.81 +05 24 35.8 557
K01B61O C2001 01 27.89144 05 36 55.41 +05 24 36.6 557
K01B61O C2001 01 27.89302 05 36 55.05 +05 24 37.4 557
K01B61O C2001 01 27.89461 05 36 54.69 +05 24 37.7 557
K01B61O C2001 01 28.79611 05 33 26.65 +05 30 48.8 17.5 R 046
K01B61O C2001 01 28.80075 05 33 25.60 +05 30 51.3 046
K01B61O C2001 01 28.80266 05 33 25.16 +05 30 52.2 046
K01B61O C2001 01 28.80374 05 33 24.94 +05 30 53.1 046
K01B61O C2001 01 28.80575 05 33 24.43 +05 30 54.0 046
K01B61O C2001 01 28.80715 05 33 24.08 +05 30 53.7 17.6 R 046
K01B61O C2001 01 28.86765 05 33 09.77 +05 31 20.2 595
K01B61O C2001 01 28.87019 05 33 09.23 +05 31 21.7 595
K01B61O C2001 01 28.87350 05 33 08.42 +05 31 22.9 595
K01B61O C2001 01 28.88903 05 33 04.78 +05 31 29.7 595
K01B61O C2001 01 28.90036 05 33 02.07 +05 31 34.0 18.3 V 595
K01B61O bC2001 01 30.14240 05 28 15.85 +05 40 37.4 711
K01B61O bC2001 01 30.14692 05 28 15.05 +05 40 39.5 711
K01B61O bC2001 01 30.15234 05 28 13.71 +05 40 42.2 711
K01B61O C2001 01 30.85470 05 25 31.91 +05 45 56.5 611
K01B61O C2001 01 30.86648 05 25 29.14 +05 46 01.6 611
K01B61O C2001 01 30.89618 05 25 22.09 +05 46 15.7 17.5 R 587
K01B61O IC2001 01 30.90012 05 25 21.28 +05 46 17.3 587
K01B61O C2001 01 31.13243 05 24 28.30 +05 48 07.9 854
K01B61O C2001 01 31.13362 05 24 28.13 +05 48 09.9 854
K01B61O C2001 01 31.13748 05 24 27.20 +05 48 10.7 18.8 R 854
K01B61O C2001 01 31.15801 05 24 22.29 +05 48 21.0 19.0 R 711
K01B61O C2001 01 31.16202 05 24 21.40 +05 48 23.0 18.8 R 711
K01B61O C2001 01 31.16648 05 24 20.29 +05 48 23.9 19.4 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.
587 Sormano. Observers F. Manca, A. Testa. 0.5-m reflector + CCD.
595 Farra d'Isonzo. Observers G. Lombardi, E. Pettarin, F. Piani.
0.40-m f/4.5 reflector + CCD.
611 Starkenburg. Observer F. Hormuth. 0.45-m f/4.4 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. Observer P. J. Shelus. 0.76-m reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.30-m f/6.1
Schmidt-Cassegrain + CCD.
Orbital elements:
2001 BO61 PHA 0.011
Epoch 2001 Jan. 11.0 TT = JDT 2451920.5 Spahr
M 320.03585 (2000.0) P Q
n 0.41920558 Peri. 78.09536 -0.51834019 +0.85354499
a 1.7681456 Node 160.40935 -0.83303579 -0.49001023
e 0.7403029 Incl. 9.05454 -0.19332568 -0.17706190
P 2.35 H 18.1 G 0.15
From 46 observations 2001 Jan. 26-31.
Ephemeris:
2001 BO61 a,e,i = 1.76, 0.74, 9 q = 0.4592
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 01 21 06 03.28 +04 46.9 0.556 1.475 145.0 22.5 18.7
2001 01 31 05 24.98 +05 47.2 0.513 1.360 127.6 35.0 18.8
2001 02 10 04 47.98 +07 17.5 0.489 1.239 109.5 48.7 18.8
2001 02 20 04 14.35 +09 06.5 0.475 1.111 91.9 62.8 18.9
2001 03 02 03 42.61 +11 03.4 0.461 0.976 74.7 78.3 19.1
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-B53
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