MPEC 2003-E31 : 2003 EP4
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M.P.E.C. 2003-E31 Issued 2003 Mar. 8, 17:56 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
2003 EP4
Observations:
K03E04P* C2003 03 07.30359 11 00 13.84 -00 21 03.0 18.9 704
K03E04P C2003 03 07.31748 11 00 04.00 -00 21 01.9 18.2 704
K03E04P C2003 03 07.33971 10 59 48.17 -00 20 58.4 18.3 704
K03E04P C2003 03 07.35274 10 59 38.83 -00 20 56.4 18.5 704
K03E04P C2003 03 07.36713 10 59 28.50 -00 20 53.5 19.0 704
K03E04P C2003 03 08.27362 10 47 18.06 -00 17 34.8 17.6 R 926
K03E04P C2003 03 08.27450 10 47 17.02 -00 17 34.1 17.4 R 926
K03E04P C2003 03 08.27541 10 47 16.12 -00 17 34.1 17.7 R 926
K03E04P C2003 03 08.61260 10 41 15.02 -00 12 50.1 18.2 V 428
K03E04P C2003 03 08.61500 10 41 12.22 -00 12 48.8 18.1 V 428
K03E04P C2003 03 08.61738 10 41 09.30 -00 12 48.2 17.8 V 428
K03E04P C2003 03 08.61978 10 41 06.39 -00 12 47.3 18.0 V 428
K03E04P C2003 03 08.69600 10 39 33.20 -00 12 19.5 18.0 V 428
K03E04P C2003 03 08.70223 10 39 25.37 -00 12 16.6 17.9 V 428
Observer details:
428 Reedy Creek. Observer J. Broughton. 0.25-m f/7.2 Schmidt-Cassegrain
+ CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, S. Adams, D. Torres, T. Brothers,
S. Partridge. Measurers J. Stuart, R. Sayer, J. Evans, P. Hopman. 1.0-m
f/2.15 reflector + CCD.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. 0.81-m
f/7 Ritchey-Chretien + CCD.
Orbital elements:
2003 EP4
Epoch 2003 June 10.0 TT = JDT 2452800.5 MPC
M 24.07862 (2000.0) P Q
n 0.63288734 Peri. 66.17735 +0.15165355 +0.98842239
a 1.3435436 Node 212.54652 -0.91003937 +0.13775641
e 0.6376766 Incl. 0.50374 -0.38578432 +0.06359514
P 1.56 H 23.9 G 0.15 U 9
Residuals in seconds of arc
030307 704 0.5- 1.1+ 030308 926 1.1+ 0.4- 030308 428 0.4- 0.3+
030307 704 0.3- 0.1- 030308 926 0.7- 0.0 030308 428 0.5- 0.3+
030307 704 0.2+ 0.3- 030308 926 0.1- 0.2- 030308 428 1.6+ 0.5-
030307 704 0.2+ 0.5- 030308 428 1.3- 0.1+ 030308 428 0.3- 0.0
030307 704 0.4+ 0.0 030308 428 0.2+ 0.5+
Ephemeris:
2003 EP4 a,e,i = 1.34, 0.64, 1 q = 0.4868
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2003 03 02 11 29.15 -00 24.6 0.125 1.113 167.4 11.2 20.3
2003 03 03 11 26.21 -00 24.7 0.113 1.102 168.9 10.0 20.0
2003 03 04 11 22.53 -00 24.5 0.101 1.091 170.5 8.6 19.7
2003 03 05 11 17.86 -00 23.9 0.089 1.080 172.1 7.3 19.3
2003 03 06 11 11.73 -00 22.6 0.077 1.069 173.5 6.1 19.0
2003 03 07 11 03.39 -00 20.6 0.065 1.057 174.0 5.6 18.6
2003 03 08 10 51.48 -00 17.3 0.054 1.046 172.5 7.1 18.2
2003 03 09.0 10 33.22 -00 11.8 0.043 1.035 168.3 11.2 17.8
2003 03 09.2 10 28.36 -00 10.3 0.040 1.032 167.0 12.5 17.7
2003 03 09.4 10 22.94 -00 08.6 0.038 1.030 165.6 13.8 17.7
2003 03 09.6 10 16.88 -00 06.7 0.036 1.028 164.1 15.4 17.6
2003 03 09.8 10 10.05 -00 04.6 0.034 1.025 162.3 17.1 17.5
2003 03 10.0 10 02.32 -00 02.1 0.032 1.023 160.2 19.2 17.4
2003 03 10.2 09 53.51 +00 00.7 0.030 1.021 157.9 21.4 17.4
2003 03 10.4 09 43.41 +00 03.9 0.028 1.018 155.3 24.0 17.3
2003 03 10.6 09 31.79 +00 07.6 0.026 1.016 152.3 27.0 17.2
2003 03 10.8 09 18.31 +00 11.9 0.024 1.014 148.8 30.5 17.1
2003 03 11.0 09 02.64 +00 16.8 0.022 1.011 144.7 34.6 17.1
2003 03 11.1 08 53.86 +00 19.5 0.021 1.010 142.5 36.8 17.1
2003 03 11.2 08 44.37 +00 22.4 0.021 1.009 140.0 39.2 17.0
2003 03 11.3 08 34.14 +00 25.5 0.020 1.008 137.4 41.9 17.0
2003 03 11.4 08 23.10 +00 28.8 0.019 1.007 134.5 44.7 17.0
2003 03 11.5 08 11.22 +00 32.3 0.018 1.006 131.5 47.7 17.0
2003 03 11.6 07 58.48 +00 35.9 0.018 1.004 128.2 51.0 17.0
2003 03 11.7 07 44.85 +00 39.7 0.017 1.003 124.8 54.4 17.1
2003 03 11.8 07 30.36 +00 43.5 0.017 1.002 121.1 58.1 17.1
2003 03 11.9 07 15.04 +00 47.4 0.016 1.001 117.2 62.0 17.2
2003 03 12.0 06 58.97 +00 51.2 0.016 1.000 113.1 66.1 17.2
2003 03 12.1 06 42.26 +00 54.9 0.016 0.999 108.8 70.4 17.3
2003 03 12.2 06 25.05 +00 58.4 0.015 0.998 104.4 74.7 17.5
2003 03 12.3 06 07.53 +01 01.7 0.015 0.996 100.0 79.2 17.6
2003 03 12.4 05 49.89 +01 04.6 0.015 0.995 95.5 83.7 17.8
2003 03 12.5 05 32.34 +01 07.1 0.015 0.994 91.0 88.1 17.9
2003 03 12.6 05 15.09 +01 09.2 0.016 0.993 86.6 92.5 18.1
2003 03 12.7 04 58.30 +01 10.8 0.016 0.992 82.3 96.8 18.4
2003 03 12.8 04 42.14 +01 12.0 0.016 0.991 78.2 100.9 18.6
2003 03 12.9 04 26.73 +01 12.9 0.017 0.989 74.3 104.8 18.9
2003 03 13.0 04 12.13 +01 13.4 0.017 0.988 70.5 108.5 19.1
2003 03 13.1 03 58.39 +01 13.6 0.018 0.987 67.0 112.0 19.4
2003 03 13.2 03 45.54 +01 13.5 0.018 0.986 63.7 115.3 19.7
2003 03 13.3 03 33.55 +01 13.2 0.019 0.985 60.6 118.4 20.0
2003 03 13.4 03 22.41 +01 12.8 0.020 0.983 57.8 121.3 20.3
2003 03 13.5 03 12.07 +01 12.2 0.020 0.982 55.1 123.9 20.6
2003 03 13.6 03 02.50 +01 11.6 0.021 0.981 52.6 126.4 20.9
2003 03 13.7 02 53.63 +01 10.9 0.022 0.980 50.3 128.7 21.2
2003 03 13.8 02 45.41 +01 10.1 0.023 0.979 48.2 130.8 21.5
2003 03 13.9 02 37.80 +01 09.3 0.024 0.978 46.2 132.8 21.7
2003 03 14.0 02 30.74 +01 08.5 0.025 0.976 44.3 134.7 22.0
On MPEC 2003-E28 the instrument used for the discovery observations
of 2003 EM1 at Crni Vrh (observatory code 106) should read 0.60-m f/3.3
Deltagraph.
Brian G. Marsden (C) Copyright 2003 MPC M.P.E.C. 2003-E31
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