MPEC 2001-S61 : 2001 SA270
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M.P.E.C. 2001-S61 Issued 2001 Sept. 27, 20:29 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 SA270
Observations:
K01SR0A* C2001 09 26.10088 17 08 33.42 +51 49 39.0 19.0 704
K01SR0A C2001 09 26.11588 17 08 47.10 +51 49 10.8 19.0 704
K01SR0A C2001 09 26.13086 17 09 00.79 +51 48 42.1 18.8 704
K01SR0A C2001 09 26.14584 17 09 14.46 +51 48 13.6 19.2 704
K01SR0A C2001 09 26.16081 17 09 28.37 +51 47 44.5 20.3 704
K01SR0A 1C2001 09 27.14825 17 24 30.94 +51 13 13.6 658
K01SR0A 1C2001 09 27.14941 17 24 32.09 +51 13 11.0 658
K01SR0A 1C2001 09 27.15051 17 24 33.05 +51 13 08.8 658
K01SR0A C2001 09 27.25844 17 26 09.74 +51 08 46.1 18.6 R 649
K01SR0A C2001 09 27.25935 17 26 10.41 +51 08 44.0 19.2 R 649
K01SR0A C2001 09 27.26027 17 26 11.34 +51 08 41.0 18.5 R 649
K01SR0A C2001 09 27.47642 17 29 26.08 +51 00 12.9 18.8 R 344
K01SR0A C2001 09 27.48318 17 29 32.33 +50 59 55.9 18.6 R 344
K01SR0A C2001 09 27.48643 17 29 35.21 +50 59 47.4 19.1 R 344
Observer details:
344 Bohyunsan Optical Astronomy Observatory. Observers Y.-B. Jeon, Y.-H. Park
K. J. Choo. Measurer Y.-B. Jeon. 1.8-m f/8 reflector + CCD.
649 Powell Observatory, Louisburg. Observers K. Smalley, D. Trentman.
0.75-m Newtonian + CCD.
658 National Research Council of Canada. Observer D. D. Balam. 1.82-m
Plaskett 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.
Orbital elements:
2001 SA270
Epoch 2001 Sept. 8.0 TT = JDT 2452160.5 Spahr
M 21.01203 (2000.0) P Q
n 0.66403638 Peri. 15.18712 -0.73082652 +0.60657654
a 1.3011922 Node 210.20751 -0.67295222 -0.71699978
e 0.7368124 Incl. 38.46710 -0.11413982 +0.34347666
P 1.48 H 18.1 G 0.15
From 14 observations 2001 Sept. 26-27.
Ephemeris:
2001 SA270 a,e,i = 1.30, 0.74, 38 q = 0.3425
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 09 18 15 06.90 +51 51.1 0.458 0.916 65.6 87.3 19.3
2001 09 28 17 37.22 +50 37.8 0.426 1.054 85.1 71.2 18.9
2001 10 08 19 36.50 +39 12.5 0.458 1.181 101.8 55.9 18.8
2001 10 18 20 45.19 +26 29.6 0.551 1.298 110.7 45.9 19.1
2001 10 28 21 27.33 +17 03.2 0.686 1.404 112.1 40.9 19.6
2001 11 07 21 57.04 +10 48.2 0.849 1.503 109.2 38.5 20.2
2001 11 17 22 20.51 +06 47.1 1.029 1.593 104.3 37.0 20.7
2001 11 27 22 40.62 +04 15.6 1.219 1.676 98.4 35.6 21.1
2001 12 07 22 58.78 +02 44.3 1.414 1.752 92.0 34.2 21.5
2001 12 17 23 15.76 +01 54.8 1.612 1.822 85.5 32.6 21.8
2001 12 27 23 32.01 +01 35.1 1.808 1.885 79.0 30.8 22.1
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-S61
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