MPEC 2004-R57 : 2004 RJ84
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M.P.E.C. 2004-R57 Issued 2004 Sept. 11, 16:42 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 RJ84
Observations:
K04R84J* C2004 09 10.29469 01 53 34.15 +25 08 05.9 19.4 ER057704
K04R84J C2004 09 10.30592 01 53 33.29 +25 08 20.8 19.8 ER057704
K04R84J C2004 09 10.31714 01 53 32.53 +25 08 35.9 20.1 ER057704
K04R84J C2004 09 10.32837 01 53 31.61 +25 08 49.7 19.8 ER057704
K04R84J C2004 09 10.33960 01 53 30.77 +25 09 04.8 19.9 ER057704
K04R84J C2004 09 11.01498 01 52 42.96 +25 23 32.7 ER057246
K04R84J C2004 09 11.01634 01 52 42.90 +25 23 34.4 ER057246
K04R84J C2004 09 11.01729 01 52 42.77 +25 23 36.1 ER057246
K04R84J C2004 09 11.01825 01 52 42.68 +25 23 37.2 ER057246
K04R84J C2004 09 11.01904 01 52 42.66 +25 23 38.3 ER057246
K04R84J C2004 09 11.01983 01 52 42.59 +25 23 39.0 ER057246
K04R84J C2004 09 11.36228 01 52 17.14 +25 31 05.1 19.3 V ER057850
K04R84J 5C2004 09 11.37674 01 52 16.48 +25 31 24.3 19.2 R ER057673
K04R84J 5C2004 09 11.37998 01 52 16.22 +25 31 28.2 ER057673
K04R84J C2004 09 11.38097 01 52 15.60 +25 31 29.5 19.1 V ER057850
K04R84J 5C2004 09 11.38356 01 52 15.94 +25 31 32.7 ER057673
K04R84J 5C2004 09 11.38727 01 52 15.64 +25 31 37.7 ER057673
K04R84J C2004 09 11.39943 01 52 14.09 +25 31 52.6 19.6 V ER057850
K04R84J C2004 09 11.41957 01 52 12.51 +25 32 18.8 19.2 V ER057850
Observer details:
246 Klet Observatory-KLENOT. Observers J. Ticha, M. Tichy. Measurer M. Tichy.
1.06-m KLENOT Telescope + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.6-m
reflector + CCD.
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.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.30-m f/5.89
Schmidt-Cassegrain + 1024 CCD.
Orbital elements:
2004 RJ84 PHA 0.037
Epoch 2004 Aug. 23.0 TT = JDT 2453240.5 MPC
M 185.66974 (2000.0) P Q
n 0.85453720 Peri. 189.16138 -0.99062818 -0.11926535
a 1.0998043 Node 343.53694 +0.13540286 -0.79349067
e 0.3136819 Incl. 13.58575 +0.01794075 -0.59678165
P 1.15 H 18.5 G 0.15
From 19 observations 2004 Sept. 10-11.
Ephemeris:
2004 RJ84 a,e,i = 1.10, 0.31, 14 q = 0.7548
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 09 12 01 51.48 +25 44.8 0.539 1.429 132.9 31.0 19.3
2004 09 22 01 33.45 +29 14.7 0.480 1.415 142.6 25.5 18.8
2004 10 02 01 04.97 +32 10.6 0.436 1.397 150.5 20.7 18.4
2004 10 12 00 28.20 +33 48.7 0.410 1.374 151.9 20.0 18.3
2004 10 22 23 50.11 +33 41.9 0.404 1.346 144.9 25.1 18.3
2004 11 01 23 18.80 +32 12.8 0.415 1.315 134.0 32.9 18.6
2004 11 11 22 58.16 +30 10.9 0.436 1.279 122.6 40.7 18.8
2004 11 21 22 48.05 +28 18.4 0.462 1.239 112.3 47.5 19.1
2004 12 01 22 46.38 +26 55.9 0.487 1.196 103.3 53.4 19.3
2004 12 11 22 51.05 +26 06.7 0.507 1.149 95.3 58.6 19.4
2004 12 21 23 00.47 +25 48.1 0.519 1.098 88.3 63.5 19.5
2004 12 31 23 13.33 +25 52.3 0.520 1.046 81.9 68.6 19.6
2005 01 10 23 28.67 +26 07.9 0.508 0.992 76.0 74.2 19.6
2005 01 20 23 45.60 +26 20.4 0.483 0.938 70.2 80.8 19.6
2005 01 30 00 02.82 +26 05.7 0.445 0.886 64.1 89.1 19.6
Timothy B. Spahr (C) Copyright 2004 MPC M.P.E.C. 2004-R57
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