MPEC 2004-R89 : 2004 RN251
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M.P.E.C. 2004-R89 Issued 2004 Sept. 15, 22:53 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.
Supported in part by the Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2004 RN251
Observations:
K04RP1N* C2004 09 15.28539 23 55 02.22 +21 38 00.4 19.2 ER089704
K04RP1N C2004 09 15.29691 23 55 15.46 +21 41 28.2 20.1 ER089704
K04RP1N C2004 09 15.30893 23 55 29.27 +21 45 06.0 19.6 ER089704
K04RP1N C2004 09 15.32071 23 55 42.95 +21 48 40.9 19.5 ER089704
K04RP1N C2004 09 15.33236 23 55 56.63 +21 52 14.3 19.6 ER089704
K04RP1N C2004 09 15.85283 00 09 41.26 +24 53 12.2 18.6 R ER089J95
K04RP1N C2004 09 15.85817 00 09 50.84 +24 55 24.0 19.1 R ER089J95
K04RP1N C2004 09 15.87739 00 10 25.62 +25 03 24.5 19.3 R ER089J95
K04RP1N C2004 09 15.88311 00 10 36.00 +25 05 48.0 19.0 R ER089J95
Observer details:
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
H. Stange, A. Milner. Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
1.0-m f/2.15 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.30-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2004 RN251
Epoch 2004 Sept. 12.0 TT = JDT 2453260.5 MPC
M 335.53295 (2000.0) P Q
n 0.45978866 Peri. 245.45826 +0.41812591 -0.90838905
a 1.6625085 Node 179.82490 +0.85857028 +0.39511090
e 0.5295964 Incl. 4.36964 +0.29669477 +0.13680904
P 2.14 H 26.0 G 0.15
From 9 observations 2004 Sept. 15-15.
Ephemeris:
2004 RN251 a,e,i = 1.66, 0.53, 4 q = 0.7820
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 09 12 23 20.85 +12 52.9 0.052 1.056 163.0 16.2 20.6
2004 09 13 23 26.88 +14 31.7 0.044 1.048 161.7 17.6 20.2
2004 09 14 23 35.64 +16 50.8 0.036 1.040 159.7 19.6 19.9
2004 09 15 23 49.46 +20 19.4 0.029 1.032 156.3 23.1 19.5
2004 09 16 00 14.18 +25 58.7 0.022 1.024 149.9 29.5 19.0
2004 09 17 01 08.37 +35 48.5 0.015 1.016 136.7 42.8 18.6
2004 09 18 03 38.96 +48 27.9 0.011 1.008 108.5 70.9 18.8
2004 09 19 07 23.35 +40 49.1 0.012 1.001 70.9 108.4 20.5
2004 09 20 08 58.21 +25 30.6 0.017 0.993 48.1 131.2 23.0
2004 09 21 09 35.44 +16 40.2 0.024 0.985 37.6 141.5 24.9
2004 09 22 09 54.30 +11 39.2 0.031 0.978 32.6 146.4 26.2
Timothy B. Spahr (C) Copyright 2004 MPC M.P.E.C. 2004-R89
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