MPEC 2001-Y51: 2001 YB5
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M.P.E.C. 2001-Y51 Issued 2001 Dec. 28, 02:17 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 YB5
Observations:
K01Y05B C2001 12 26.45193 08 06 37.17 +14 44 45.0 19.9 608
K01Y05B C2001 12 26.46216 08 06 37.35 +14 44 40.4 19.7 608
K01Y05B C2001 12 26.47301 08 06 37.47 +14 44 34.9 20.6 608
K01Y05B* C2001 12 27.26313 08 07 03.29 +14 37 46.3 19.2 644
K01Y05B C2001 12 27.33024 08 07 04.55 +14 37 12.9 18.2 644
K01Y05B C2001 12 27.39457 08 07 05.61 +14 36 39.0 18.1 644
K01Y05B C2001 12 28.00670 08 07 26.00 +14 30 40.3 118
K01Y05B C2001 12 28.00786 08 07 26.05 +14 30 39.9 118
Observer details:
118 Modra. Observers J. Toth, S. Gajdos. 0.6-m f/5.5 reflector + CCD.
608 Haleakala-NEAT/MSSS. Observers E. F. Helin, S. Pravdo, K. Lawrence,
P. Kervin, R. Maeda, J. Africano, M. Hicks. 1.2-m reflector + CCD.
644 Palomar Mountain/NEAT. Observers E. F. Helin, S. Pravdo, K. Lawrence,
M. Hicks, E. Hovland, T. Bickler, J. Schroeder, L. Scherr, R. Thicksten,
A. Deetz. 1.2-m Schmidt + CCD.
Orbital elements:
2001 YB5 PHA 0.005
Epoch 2001 Dec. 17.0 TT = JDT 2452260.5 MPC
M 343.41445 (2000.0) P Q
n 0.26905966 Peri. 114.38771 -0.71957366 +0.68851352
a 2.3763131 Node 109.26638 -0.66674862 -0.64867115
e 0.8646404 Incl. 5.49212 -0.19406194 -0.32430676
P 3.66 H 20.6 G 0.15
From 8 observations 2001 Dec. 26-28.
Ephemeris:
2001 YB5 a,e,i = 2.38, 0.86, 5 q = 0.3217
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 12 27 08 06.88 +14 40.3 0.201 1.167 154.0 21.7 18.5
2001 12 28 08 07.43 +14 31.2 0.182 1.151 154.8 21.3 18.3
2001 12 29 08 08.02 +14 20.4 0.164 1.135 155.6 21.0 18.0
2001 12 30 08 08.70 +14 07.4 0.146 1.119 156.3 20.6 17.7
2001 12 31 08 09.51 +13 51.2 0.128 1.103 157.0 20.4 17.4
2002 01 01 08 10.51 +13 30.3 0.111 1.086 157.6 20.1 17.0
2002 01 02 08 11.82 +13 01.7 0.093 1.070 158.1 20.1 16.6
2002 01 03 08 13.68 +12 20.0 0.075 1.053 158.3 20.2 16.1
2002 01 04 08 16.60 +11 13.0 0.057 1.037 158.1 20.8 15.5
2002 01 05.0 08 21.98 +09 06.5 0.039 1.020 156.7 22.5 14.7
2002 01 05.1 08 22.79 +08 47.4 0.038 1.018 156.4 22.7 14.6
2002 01 05.2 08 23.67 +08 26.4 0.036 1.016 156.1 23.1 14.5
2002 01 05.3 08 24.64 +08 03.2 0.034 1.015 155.8 23.4 14.4
2002 01 05.4 08 25.71 +07 37.5 0.032 1.013 155.4 23.9 14.3
2002 01 05.5 08 26.90 +07 08.9 0.031 1.011 154.9 24.3 14.2
2002 01 05.6 08 28.23 +06 36.9 0.029 1.010 154.4 24.9 14.1
2002 01 05.7 08 29.72 +06 00.7 0.027 1.008 153.8 25.5 14.0
2002 01 05.8 08 31.42 +05 19.6 0.026 1.006 153.2 26.2 13.8
2002 01 05.9 08 33.35 +04 32.5 0.024 1.004 152.4 27.0 13.7
2002 01 06.0 08 35.59 +03 38.0 0.022 1.003 151.4 28.0 13.6
2002 01 06.1 08 38.19 +02 34.3 0.020 1.001 150.3 29.1 13.4
2002 01 06.2 08 41.27 +01 18.8 0.019 0.999 149.0 30.5 13.3
2002 01 06.3 08 44.95 -00 11.7 0.017 0.998 147.3 32.1 13.1
2002 01 06.4 08 49.45 -02 02.1 0.015 0.996 145.3 34.2 12.9
2002 01 06.5 08 55.05 -04 19.3 0.014 0.994 142.8 36.8 12.8
2002 01 06.6 09 02.22 -07 13.2 0.012 0.993 139.5 40.0 12.6
2002 01 06.7 09 11.69 -10 58.9 0.010 0.991 135.2 44.3 12.4
2002 01 06.8 09 24.72 -15 58.3 0.0090 0.989 129.5 50.1 12.2
2002 01 06.9 09 43.64 -22 42.0 0.0077 0.987 121.6 58.1 12.1
2002 01 07.0 10 13.06 -31 42.1 0.0066 0.986 110.6 69.0 12.1
2002 01 07.1 11 02.49 -42 52.1 0.0058 0.984 95.9 83.7 12.3
2002 01 07.2 12 28.84 -53 40.4 0.0055 0.982 78.3 101.4 13.0
2002 01 07.3 14 34.37 -58 35.1 0.0057 0.981 60.5 119.2 14.1
2002 01 07.4 16 25.37 -56 00.1 0.0065 0.979 45.6 134.2 15.8
2002 01 07.5 17 32.60 -50 36.1 0.0076 0.977 34.4 145.3 17.6
2002 01 07.6 18 11.27 -45 27.3 0.0089 0.975 26.4 153.3 19.4
2002 01 07.7 18 35.11 -41 15.0 0.010 0.974 20.7 159.1 21.3
2002 01 07.8 18 50.96 -37 55.5 0.012 0.972 16.4 163.4 23.2
2002 01 07.9 19 02.17 -35 17.5 0.014 0.970 13.3 166.5 25.2
2002 01 08.0 19 10.47 -33 10.7 0.015 0.968 10.9 168.9 27.3
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-Y51
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