MPEC 2008-E104: 2008 EC69
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M.P.E.C. 2008-E104 Issued 2008 Mar. 12, 19:08 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://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2008 EC69
Observations:
K08E69C* C2008 03 11.49608 16 13 58.22 +25 45 27.5 19.0 V EE104703
K08E69C C2008 03 11.50102 16 13 59.01 +25 45 29.9 18.8 V EE104703
K08E69C C2008 03 11.50598 16 13 59.80 +25 45 34.0 18.9 V EE104703
K08E69C C2008 03 11.51090 16 14 00.56 +25 45 37.5 18.9 V EE104703
K08E69C C2008 03 11.53373 16 14 04.13 +25 45 52.1 18.8 V EE104703
K08E69C C2008 03 11.53464 16 14 04.24 +25 45 52.9 19.1 V EE104703
K08E69C C2008 03 11.53556 16 14 04.44 +25 45 53.7 19.2 V EE104703
K08E69C C2008 03 11.53648 16 14 04.55 +25 45 53.4 19.1 V EE104703
K08E69C 5C2008 03 12.43744 16 16 31.87 +25 55 41.0 19.0 R EE104673
K08E69C 5C2008 03 12.44556 16 16 33.13 +25 55 46.4 EE104673
K08E69C 5C2008 03 12.45273 16 16 34.21 +25 55 50.9 EE104673
K08E69C C2008 03 12.45587 16 16 34.68 +25 55 53.5 18.9 V EE104703
K08E69C C2008 03 12.45812 16 16 35.11 +25 55 56.0 19.1 V EE104703
K08E69C 5C2008 03 12.45967 16 16 35.34 +25 55 55.9 EE104673
K08E69C C2008 03 12.46039 16 16 35.43 +25 55 57.5 18.4 V EE104703
K08E69C C2008 03 12.46267 16 16 35.72 +25 55 58.9 18.4 V EE104703
K08E69C C2008 03 12.48610 16 16 39.50 +25 56 13.3 18.8 V EE104G96
K08E69C C2008 03 12.49291 16 16 40.58 +25 56 17.8 18.8 V EE104G96
K08E69C C2008 03 12.49970 16 16 41.66 +25 56 22.1 18.9 V EE104G96
K08E69C C2008 03 12.50653 16 16 42.78 +25 56 26.7 18.9 V EE104G96
Observer details:
673 Table Mountain Observatory, Wrightwood. Observer D. Mayes. 0.6-m f/16
Cassegrain + CCD.
703 Catalina Sky Survey. Observer A. Boattini. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
G96 Mt. Lemmon Survey. Observer S. M. Larson. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 1.5-m reflector + CCD.
Orbital elements:
2008 EC69 Earth MOID = 0.1026 AU
Epoch 2008 May 14.0 TT = JDT 2454600.5 MPC
M 348.37064 (2000.0) P Q
n 0.39819230 Peri. 210.10217 +0.25115919 +0.88240917
a 1.8298162 Node 76.98062 -0.78650455 +0.42561932
e 0.5308082 Incl. 24.10011 -0.56420711 -0.20050502
P 2.48 H 17.2 G 0.15 U 9
Residuals in seconds of arc
080311 703 0.1+ 0.0 080311 703 0.3- 0.4- 080312 703 0.3+ 0.7+
080311 703 0.2+ 0.8- 080312 673 0.6+ 0.2+ 080312 703 0.7- 0.6+
080311 703 0.4+ 0.0 080312 673 0.1+ 0.1+ 080312 G96 0.0 0.5-
080311 703 0.2+ 0.3+ 080312 673 0.8- 0.2- 080312 G96 0.0 0.5-
080311 703 0.1- 0.1+ 080312 703 0.2- 0.3- 080312 G96 0.0 0.6-
080311 703 0.6- 0.3+ 080312 703 0.8+ 0.7+ 080312 G96 0.4+ 0.5-
080311 703 0.2+ 0.5+ 080312 673 0.5- 0.2+
Ephemeris:
2008 EC69 a,e,i = 1.83, 0.53, 24 q = 0.8585
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 03 05 15 56.94 +24 36.8 0.812 1.460 107.6 40.3 19.2
2008 03 15 16 23.61 +26 23.8 0.698 1.381 108.1 43.2 18.8
2008 03 25 16 53.70 +28 13.9 0.591 1.302 107.3 47.0 18.4
2008 04 04 17 29.77 +29 53.8 0.491 1.222 105.0 52.2 18.0
2008 04 14 18 16.51 +30 54.5 0.398 1.145 100.5 59.5 17.6
2008 04 24 19 22.14 +30 06.3 0.316 1.070 93.1 69.8 17.3
2008 05 04 20 55.11 +24 54.4 0.256 1.002 81.2 84.2 17.2
2008 05 14 22 45.77 +13 07.3 0.239 0.943 66.8 99.7 17.6
Sonia Keys (C) Copyright 2008 MPC M.P.E.C. 2008-E104
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