MPEC 2007-K26 : 2005 JA22
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M.P.E.C. 2007-K26 Issued 2007 May 20, 02:45 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
2005 JA22
Revision to MPEC 2005-J36
Additional Observations:
K05J22A HC2007 03 15.50398 17 38 55.55 -09 10 50.6 EK026291
K05J22A HC2007 03 15.51467 17 38 56.05 -09 10 46.1 EK026291
K05J22A C2007 05 19.26253217 59 07.32 +01 15 02.9 21.0 V EK026H55
K05J22A C2007 05 19.26785517 59 07.12 +01 15 06.4 21.5 V EK026H55
K05J22A C2007 05 19.27317717 59 06.80 +01 15 07.3 20.9 V EK026H55
Observer details:
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m Spacewatch telescope.
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
0.61-m f/4.0 astrograph + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
070315 291 7.9+ 1.1+ 070519 H55 12.4+ 2.6- MPO 87670 +0.0076 day
Orbital elements:
2005 JA22 Earth MOID = 0.1903 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 186.04631 (2000.0) P Q
n 0.51829824 Peri. 252.06544 +0.51654311 -0.85457441
a 1.5349099 Node 166.43613 +0.84642015 +0.50011628
e 0.2986097 Incl. 13.24130 +0.12944551 +0.13995099
P 1.90 H 18.3 G 0.15 U 4
Residuals in seconds of arc
050506 691 0.4- 0.1- 050509 J95 0.1+ 0.6- 050604 291 0.2+ 0.0
050506 691 0.1- 0.3+ 050509 J95 (0.2+ 2.9-) 050609 291 0.2+ 0.2-
050506 691 0.3- 0.1- 050509 691 0.2- 0.2- 050609 291 0.3+ 0.2+
050506 F65 0.5- 0.2- 050509 691 0.0 0.1+ 050609 291 0.8+ 0.1+
050506 F65 0.6- 0.0 050509 691 0.2- 0.1- 050705 413 0.3- 0.1-
050506 F65 0.3- 0.2- 050516 291 1.7- 1.9+ 050705 413 0.3- 0.1+
050506 F65 0.2- 0.2- 050516 291 0.7+ 0.7- 050709 291 0.6+ 0.2+
050507 493 0.3- 0.2- 050516 291 0.0 0.2- 050709 291 0.3+ 0.0
050507 493 0.4- 0.3- 050528 540 0.3+ 0.9- 070315 291 0.1+ 1.7+
050507 493 0.1- 0.5- 050528 540 0.3+ 0.7+ 070315 291 (3.9- 1.8+)
050508 691 0.0 0.3- 050528 540 0.4- 0.4- 070519 H55 0.6- 0.1+
050508 691 0.1- 0.3- 050604 291 0.2+ 0.1- 070519 H55 0.7+ 0.6+
050508 691 0.1- 0.0 050604 291 0.2+ 0.1- 070519 H55 0.3+ 1.5-
Ephemeris:
2005 JA22 a,e,i = 1.53, 0.30, 13 q = 1.0766
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 05 20 17 58.47 +01 22.0 1.071 1.964 141.0 18.9 20.9
2007 05 30 17 47.71 +02 44.5 1.014 1.951 148.4 15.8 20.6
2007 06 09 17 34.01 +03 38.7 0.978 1.936 152.7 13.9 20.5
2007 06 19 17 18.90 +03 56.0 0.963 1.919 151.7 14.5 20.5
2007 06 29 17 04.37 +03 32.7 0.970 1.900 146.1 17.4 20.5
2007 07 09 16 52.19 +02 32.2 0.996 1.879 137.9 21.3 20.7
2007 07 19 16 43.62 +01 02.4 1.038 1.855 129.1 25.2 20.9
2007 07 29 16 39.25 -00 47.4 1.093 1.830 120.4 28.6 21.1
2007 08 08 16 39.09 -02 48.3 1.155 1.802 112.2 31.4 21.2
2007 08 18 16 42.88 -04 53.9 1.222 1.773 104.6 33.6 21.4
2007 08 28 16 50.27 -06 59.2 1.292 1.741 97.5 35.1 21.5
2007 09 07 17 00.83 -09 00.4 1.360 1.707 91.0 36.2 21.6
2007 09 17 17 14.26 -10 54.8 1.426 1.672 85.0 36.8 21.7
2007 09 27 17 30.28 -12 40.0 1.489 1.635 79.4 37.1 21.7
2007 10 07 17 48.64 -14 13.9 1.546 1.596 74.2 37.1 21.8
2007 10 17 18 09.17 -15 34.5 1.598 1.556 69.3 36.8 21.8
2007 10 27 18 31.70 -16 39.7 1.643 1.514 64.7 36.4 21.8
2007 11 06 18 56.08 -17 27.8 1.681 1.472 60.5 35.9 21.7
Gareth V. Williams (C) Copyright 2007 MPC M.P.E.C. 2007-K26
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