MPEC 2004-R65 : 2004 RY109
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M.P.E.C. 2004-R65 Issued 2004 Sept. 12, 14:05 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 RY109
Observations:
K04RA9Y* C2004 09 11.34995 03 39 19.22 +39 29 23.5 18.9 ER065704
K04RA9Y C2004 09 11.36124 03 39 17.03 +39 30 18.3 18.8 ER065704
K04RA9Y C2004 09 11.37251 03 39 14.87 +39 31 12.7 18.7 ER065704
K04RA9Y C2004 09 11.38393 03 39 12.67 +39 32 07.8 18.8 ER065704
K04RA9Y C2004 09 11.39540 03 39 10.45 +39 33 02.5 18.8 ER065704
K04RA9Y C2004 09 11.95466 03 37 27.67 +40 16 49.7 18.7 R ER065J95
K04RA9Y C2004 09 11.95735 03 37 27.27 +40 16 59.7 19.0 R ER065J95
K04RA9Y C2004 09 12.16650 03 36 46.53 +40 33 34.0 18.5 V ER065941
K04RA9Y C2004 09 12.16695 03 36 46.44 +40 33 36.1 18.6 V ER065941
K04RA9Y C2004 09 12.16740 03 36 46.35 +40 33 38.1 18.4 V ER065941
K04RA9Y C2004 09 12.16785 03 36 46.25 +40 33 40.2 18.5 V ER065941
K04RA9Y C2004 09 12.16875 03 36 46.06 +40 33 44.5 18.5 V ER065941
K04RA9Y C2004 09 12.24352 03 36 33.95 +40 39 21.8 18.2 R ER065G90
K04RA9Y C2004 09 12.24667 03 36 33.34 +40 39 36.9 18.4 R ER065G90
K04RA9Y C2004 09 12.24983 03 36 32.75 +40 39 52.0 18.3 R ER065G90
K04RA9Y C2004 09 12.32751 03 36 17.65 +40 46 01.0 18.7 R ER065651
K04RA9Y C2004 09 12.32905 03 36 17.30 +40 46 08.2 18.8 R ER065651
K04RA9Y C2004 09 12.33225 03 36 16.69 +40 46 23.2 18.8 R ER065651
K04RA9Y C2004 09 12.39047 03 36 04.42 +40 50 55.9 19.2 R ER065H36
K04RA9Y C2004 09 12.39291 03 36 04.02 +40 51 05.8 19.4 R ER065H36
K04RA9Y C2004 09 12.39558 03 36 03.47 +40 51 22.5 19.6 R ER065H36
Observer details:
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian 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.
941 Observatorio Pla D'Arguines. Observer R. Ferrando. 0.36-m f/6.3
Schmidt-Cassegrain + CCD.
G90 Three Buttes Observatory, Tucson. Observer G. R. Jones. 0.4-m
Ritchey-Chretien + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.3-m Schmidt-Cassegrain
+ CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.30-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2004 RY109
Epoch 2004 Sept. 12.0 TT = JDT 2453260.5 MPC
M 25.80599 (2000.0) P Q
n 0.45527067 Peri. 308.05522 +0.51928404 +0.85266935
a 1.6734893 Node 352.52590 -0.57795071 +0.30087816
e 0.4390151 Incl. 26.20359 -0.62953718 +0.42711510
P 2.16 H 19.1 G 0.15
From 20 observations 2004 Sept. 11-12.
Ephemeris:
2004 RY109 a,e,i = 1.67, 0.44, 26 q = 0.9388
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 09 12 03 37.30 +40 20.5 0.312 1.136 106.7 58.1 18.9
2004 09 22 02 58.29 +51 25.6 0.347 1.196 115.8 49.1 19.0
2004 10 02 02 04.57 +58 06.7 0.396 1.259 122.6 42.0 19.2
2004 10 12 01 07.12 +60 26.3 0.457 1.324 127.0 37.0 19.5
2004 10 22 00 22.46 +59 36.9 0.528 1.389 128.9 33.9 19.8
2004 11 01 23 56.75 +57 16.0 0.609 1.453 128.8 32.2 20.2
2004 11 11 23 46.60 +54 29.5 0.699 1.517 127.0 31.4 20.6
2004 11 21 23 47.20 +51 50.6 0.798 1.579 124.0 31.2 20.9
2004 12 01 23 54.88 +49 33.5 0.905 1.640 120.1 31.3 21.3
2004 12 11 00 07.21 +47 41.7 1.021 1.698 115.7 31.5 21.6
2004 12 21 00 22.76 +46 14.8 1.143 1.754 110.9 31.6 22.0
Kyle E. Smalley (C) Copyright 2004 MPC M.P.E.C. 2004-R65
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