MPEC 2007-J52 : 2007 JA21
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M.P.E.C. 2007-J52 Issued 2007 May 12, 23:59 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
2007 JA21
Observations:
K07J21A* C2007 05 11.30048 17 40 15.69 +53 06 22.3 19.9 EJ052704
K07J21A C2007 05 11.30979 17 40 15.08 +53 06 22.0 19.7 EJ052704
K07J21A C2007 05 11.31904 17 40 14.27 +53 06 20.6 19.7 EJ052704
K07J21A C2007 05 12.40316 17 38 51.73 +53 06 20.7 19.2 EJ052704
K07J21A C2007 05 12.41314 17 38 50.98 +53 06 21.3 19.4 EJ052704
K07J21A C2007 05 12.42275 17 38 50.27 +53 06 20.2 19.7 EJ052704
K07J21A C2007 05 12.43252 17 38 49.45 +53 06 19.7 19.4 EJ052704
K07J21A C2007 05 12.44211 17 38 48.69 +53 06 20.7 19.7 EJ052704
K07J21A C2007 05 12.88024 17 38 15.25 +53 06 15.7 19.3 V EJ052B03
K07J21A C2007 05 12.88396 17 38 14.97 +53 06 15.0 19.4 V EJ052B03
K07J21A C2007 05 12.88619 17 38 14.80 +53 06 14.0 19.4 V EJ052A74
K07J21A C2007 05 12.88770 17 38 14.61 +53 06 14.9 19.5 V EJ052B03
K07J21A C2007 05 12.89143 17 38 14.33 +53 06 14.2 19.2 V EJ052B03
K07J21A C2007 05 12.89200 17 38 14.34 +53 06 14.2 19.0 V EJ052A74
K07J21A C2007 05 12.89517 17 38 14.05 +53 06 15.1 19.2 V EJ052B03
K07J21A C2007 05 12.89781 17 38 13.92 +53 06 14.8 19.2 V EJ052A74
Observer details:
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
A74 Bergen-Enkheim Observatory. Observer U. Suessenberger. 0.36-m f/4.6
Schmidt-Cassegrain + CCD.
B03 Alter Satzberg, Vienna. Observer M. Pietschnig. 0.35-m f/7
Schmidt-Cassegrain + CCD.
Orbital elements:
2007 JA21
Epoch 2007 Apr. 30.0 TT = JDT 2454220.5 MPC
M 0.53705 (2000.0) P Q
n 0.00165920 Peri. 72.44400 +0.08165970 -0.35180748
a 70.6648068 Node 68.89656 -0.11134809 -0.93299139
e 0.9332342 Incl. 88.26402 +0.99042077 -0.07588524
P 594 H 11.3 G 0.15
From 16 observations 2007 May 11-12. E-assumed.
Ephemeris:
2007 JA21 a,e,i = 70.66, 0.93, 88 q = 4.7180
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 05 10 17 41.89 +53 06.1 5.050 5.350 101.8 10.6 19.1
2007 05 20 17 28.87 +52 59.1 5.053 5.385 103.8 10.5 19.1
2007 05 30 17 15.21 +52 29.4 5.068 5.421 105.1 10.4 19.2
2007 06 09 17 01.67 +51 36.0 5.097 5.457 105.5 10.3 19.2
2007 06 19 16 48.98 +50 19.6 5.142 5.495 105.1 10.3 19.2
2007 06 29 16 37.72 +48 42.5 5.201 5.533 103.8 10.3 19.3
2007 07 09 16 28.26 +46 48.3 5.276 5.571 101.6 10.3 19.3
2007 07 19 16 20.77 +44 41.2 5.366 5.610 98.7 10.3 19.4
2007 07 29 16 15.28 +42 25.7 5.470 5.650 95.0 10.3 19.4
2007 08 08 16 11.68 +40 05.6 5.584 5.690 90.8 10.3 19.5
2007 08 18 16 09.79 +37 44.6 5.709 5.731 86.2 10.2 19.5
2007 08 28 16 09.43 +35 25.7 5.840 5.772 81.2 10.0 19.6
2007 09 07 16 10.41 +33 11.3 5.975 5.814 76.0 9.7 19.6
2007 09 17 16 12.52 +31 03.1 6.111 5.857 70.7 9.3 19.7
2007 09 27 16 15.59 +29 02.7 6.245 5.900 65.5 8.9 19.7
2007 10 07 16 19.46 +27 11.0 6.374 5.943 60.3 8.4 19.8
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-J52
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