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M.P.E.C. 2004-Y07 Issued 2004 Dec. 18, 12:28 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 YC
Observations:
K04Y00C C2004 12 15.13446 02 01 35.28 +18 13 58.2 18.7 EY007704
K04Y00C C2004 12 15.14745 02 02 18.12 +18 08 52.4 17.9 EY007704
K04Y00C C2004 12 15.16040 02 03 00.39 +18 03 49.9 17.6 EY007704
K04Y00C C2004 12 15.17336 02 03 42.19 +17 58 48.5 17.2 EY007704
K04Y00C* C2004 12 17.11836 03 02 12.71 +10 54 10.1 18.2 EY007704
K04Y00C C2004 12 17.13312 03 02 23.98 +10 52 27.3 19.3 EY007704
K04Y00C C2004 12 17.14662 03 02 34.11 +10 50 54.2 19.6 EY007704
K04Y00C C2004 12 17.15966 03 02 43.91 +10 49 23.7 18.9 EY007704
K04Y00C C2004 12 18.04354 03 13 10.78 +09 23 13.6 18.7 R EY007J95
K04Y00C C2004 12 18.04847 03 13 13.44 +09 22 48.6 18.7 R EY007J95
K04Y00C C2004 12 18.05353 03 13 16.15 +09 22 24.0 18.7 R EY007J95
K04Y00C C2004 12 18.20053 03 14 52.58 +09 13 08.8 19.1 R EY007854
K04Y00C C2004 12 18.20530 03 14 54.61 +09 12 48.5 19.3 R EY007854
K04Y00C C2004 12 18.20626 03 14 54.98 +09 12 42.3 19.1 R EY007854
K04Y00C C2004 12 18.20674 03 14 55.32 +09 12 40.3 19.2 R EY007854
K04Y00C C2004 12 18.21201 03 14 57.61 +09 12 17.1 19.2 R EY007854
K04Y00C C2004 12 18.21680 03 14 59.62 +09 11 56.5 19.2 R EY007854
K04Y00C C2004 12 18.25883 03 15 14.47 +09 08 12.1 18.9 R EY007H36
K04Y00C C2004 12 18.26468 03 15 17.10 +09 07 47.1 19.5 R EY007H36
K04Y00C C2004 12 18.27023 03 15 19.67 +09 07 22.3 19.6 R EY007H36
K04Y00C 2C2004 12 18.30892 03 15 38.64 +09 05 04.3 19.0 R EY007H06
K04Y00C 2C2004 12 18.31327 03 15 40.61 +09 04 46.1 18.6 R EY007H06
K04Y00C 2C2004 12 18.31766 03 15 42.58 +09 04 26.1 18.5 R EY007H06
K04Y00C C2004 12 18.34715 03 15 56.31 +09 02 20.2 18.6 R EY007448
K04Y00C C2004 12 18.35522 03 16 00.09 +09 01 45.2 19.9 R EY007448
K04Y00C C2004 12 18.36330 03 16 03.94 +09 01 09.7 19.1 R EY007448
Observer details:
448 Desert Moon Observatory. Observer B. L. Stevens. 0.3-m
Schmidt-Cassegrain + 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.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
H06 New Mexico Skies Observatory. Observer R. Hutsebaut. 0.30-m reflector
+ CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.3-m f/6
Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.30-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2004 YC
Epoch 2005 Jan. 30.0 TT = JDT 2453400.5 MPC
M 156.82201 (2000.0) P Q
n 1.21813479 Peri. 47.31574 +0.64979476 +0.75285474
a 0.8683054 Node 263.51802 -0.72458378 +0.57186679
e 0.3128735 Incl. 6.05268 -0.22966304 +0.32584983
P 0.81 H 25.7 G 0.15 U 8
Residuals in seconds of arc
041215 704 0.9+ 0.2+ 041218 J95 0.0 0.1- 041218 H36 0.4+ 0.0
041215 704 0.2- 0.3- 041218 J95 0.5- 0.2- 041218 H36 0.6+ 0.1-
041215 704 0.2- 0.1+ 041218 854 0.8+ 0.8+ 041218 H06 0.4- 0.8-
041215 704 0.3- 0.3+ 041218 854 0.0 1.5+ 041218 H06 0.4- 0.1+
041217 704 0.1+ 0.7- 041218 854 0.7- 0.4- 041218 H06 0.8- 0.5-
041217 704 0.0 0.9- 041218 854 1.2+ 0.3- 041218 448 0.6- 0.3-
041217 704 0.8- 0.2- 041218 854 1.1+ 0.3- 041218 448 0.3- 0.0
041217 704 0.2+ 0.3- 041218 854 0.1- 0.2+ 041218 448 0.5+ 0.3-
041218 J95 0.1+ 1.0+ 041218 H36 1.1+ 1.0-
Ephemeris:
2004 YC a,e,i = 0.87, 0.31, 6 q = 0.5966
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 12 11 17 15.10 +08 09.0 0.015 0.972 31.2 148.4 24.6
2004 12 12 17 59.35 +14 02.1 0.0100 0.977 38.5 141.1 22.6
2004 12 13 19 57.75 +25 37.6 0.0063 0.981 61.7 118.0 19.4
2004 12 14 23 50.70 +28 22.4 0.0064 0.986 105.8 73.8 17.3
2004 12 15 01 52.82 +19 13.5 0.010 0.991 129.3 50.2 17.6
2004 12 16 02 38.27 +13 59.7 0.015 0.995 137.2 42.2 18.2
2004 12 17 03 00.19 +11 11.6 0.020 1.000 140.2 39.1 18.8
2004 12 18 03 12.93 +09 30.8 0.025 1.004 141.4 37.7 19.3
2004 12 19 03 21.26 +08 24.6 0.031 1.008 141.7 37.2 19.7
2004 12 20 03 27.16 +07 38.3 0.036 1.013 141.7 37.1 20.0
2004 12 21 03 31.59 +07 04.6 0.042 1.017 141.4 37.1 20.3
2004 12 22 03 35.06 +06 39.2 0.047 1.021 141.0 37.4 20.6
2004 12 23 03 37.89 +06 19.6 0.053 1.025 140.5 37.7 20.9
2004 12 24 03 40.25 +06 04.4 0.058 1.029 139.9 38.0 21.1
2004 12 25 03 42.28 +05 52.4 0.064 1.033 139.3 38.4 21.3
2004 12 26 03 44.07 +05 43.0 0.069 1.037 138.6 38.8 21.5
2004 12 27 03 45.66 +05 35.5 0.075 1.040 138.0 39.3 21.7
2004 12 28 03 47.11 +05 29.7 0.081 1.044 137.3 39.7 21.9
2004 12 29 03 48.44 +05 25.3 0.086 1.048 136.6 40.2 22.1
2004 12 30 03 49.69 +05 22.1 0.092 1.051 135.9 40.6 22.2
2004 12 31 03 50.88 +05 19.8 0.097 1.055 135.2 41.1 22.4
Timothy B. Spahr (C) Copyright 2004 MPC M.P.E.C. 2004-Y07
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