MPEC 2009-G18 : 2008 JV19
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M.P.E.C. 2009-G18 Issued 2009 Apr. 6, 04:06 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 JV19
Revision to MPEC 2008-J47
Additional Observations:
K08J19V C2009 04 05.13822 19 48 28.74 +55 58 01.2 19.1 C EG018493
K08J19V C2009 04 05.13900 19 48 28.01 +55 58 03.3 19.1 C EG018493
K08J19V C2009 04 05.13977 19 48 27.34 +55 58 05.3 19.0 C EG018493
K08J19V C2009 04 05.91052 19 37 23.23 +56 23 29.3 17.8 R EG018A13
K08J19V C2009 04 05.97345 19 36 30.01 +56 25 45.0 18.3 R EG018A13
K08J19V C2009 04 06.09826 19 34 42.95 +56 30 13.3 19.3 C EG018493
K08J19V C2009 04 06.09981 19 34 41.56 +56 30 16.4 19.2 C EG018493
K08J19V C2009 04 06.10137 19 34 40.25 +56 30 20.1 19.1 C EG018493
K08J19V C2009 04 06.11531 19 34 26.15 +56 30 48.4 EG018204
K08J19V C2009 04 06.12056 19 34 21.46 +56 30 59.3 18.4 C EG018204
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
493 Calar Alto. Observer F. Hormuth. 1.23-m reflector + CCD.
A13 Observatoire Naef, Marly. Observer P. Kocher. 0.5-m f/3.3 Hypergraph
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
090405 493 0.03+ 0.07+ 090406 204 0.02+ 0.07+ MPO140771 +0.010 day
Orbital elements:
2008 JV19 PHA, Earth MOID = 0.0414 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC
M 149.67592 (2000.0) P Q
n 1.00720361 Peri. 310.63580 -0.05359459 -0.99556665
a 0.9856541 Node 142.22325 +0.95003009 -0.07467554
e 0.2482119 Incl. 7.24889 +0.30752310 +0.05718928
P 0.98 H 20.7 G 0.15 U 4
Residuals in seconds of arc
080508 703 0.9- 0.3+ 080508 198 0.5+ 0.4+ 080602 H55 1.4+ 0.6-
080508 703 0.7- 0.5- 080508 595 0.7+ 0.2+ 080602 H55 1.1+ 0.5-
080508 703 0.6+ 0.6+ 080508 595 0.3+ 0.9+ 080602 H55 0.2+ 0.2-
080508 703 0.0 0.8- 080508 595 0.7- 0.2+ 080603 291 0.2- 0.3+
080508 703 0.1- 0.0 080509 B03 0.7+ 0.2+ 080603 291 0.0 0.3-
080508 703 0.2+ 0.1- 080509 B03 0.6- 0.4+ 080603 291 0.0 0.3-
080508 703 0.7- 0.1+ 080509 B03 0.4- 0.3- 080607 291 0.1+ 0.1+
080508 703 0.6- 0.4- 080509 B03 0.1+ 0.2- 080607 291 0.2- 0.2+
080508 A17 0.1+ 0.8- 080510 H55 0.2+ 0.0 080607 291 0.1- 0.0
080508 A24 0.2+ 0.1- 080510 H55 0.0 0.3- 080611 H55 0.2- 0.3+
080508 A24 0.0 0.2- 080510 H55 0.1- 0.1- 080611 H55 0.4+ 0.7+
080508 A17 0.1- 0.1+ 080513 H55 0.3+ 0.3- 080611 H55 0.2+ 0.5-
080508 A24 0.3+ 0.2+ 080513 H55 0.6+ 0.3+ 080627 H55 0.2+ 1.0+
080508 A24 0.1- 0.1+ 080513 H55 0.0 0.2+ 080627 H55 0.3+ 0.9-
080508 204 0.1+ 0.1+ 080515 H55 0.1- 0.2+ 080627 H55 0.1+ 0.3+
080508 A24 0.1+ 0.5+ 080515 H55 0.2+ 0.1- 090405 493 0.6+ 0.2-
080508 A17 0.0 0.1- 080515 H55 0.1+ 0.2+ 090405 493 0.2+ 0.0
080508 204 0.1- 0.0 080519 H55 0.6+ 0.2+ 090405 493 0.3+ 0.0
080508 113 0.5- 0.2- 080519 H55 0.3+ 0.4+ 090405 A13 1.3- 0.7+
080508 204 0.1+ 0.1+ 080519 H55 0.2+ 0.1+ 090405 A13 1.1- 0.3+
080508 113 0.4- 0.1- 080526 291 0.2- 0.2- 090406 493 0.2+ 0.0
080508 113 0.2- 0.3- 080526 291 0.2- 0.3- 090406 493 0.0 0.2-
080508 113 0.2- 0.3- 080526 291 0.2- 0.1- 090406 493 0.6+ 0.2+
080508 113 0.4- 0.6- 080530 H55 0.0 0.4+ 090406 204 0.1+ 0.4-
080508 198 1.0+ 0.7+ 080530 H55 0.5- 0.6+ 090406 204 0.2+ 0.3-
080508 198 0.7+ 0.7+ 080530 H55 (2.1- 1.3+)
Ephemeris:
2008 JV19 a,e,i = 0.99, 0.25, 7 q = 0.7410
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 03 30 21 09.81 +50 07.7 0.103 0.957 63.2 111.3 19.9
2009 04 09 18 52.80 +57 30.3 0.109 1.000 86.1 87.7 19.0
2009 04 19 16 48.74 +55 09.2 0.125 1.041 103.7 69.6 18.7
2009 04 29 15 31.87 +48 11.7 0.147 1.079 115.7 57.3 18.8
2009 05 09 14 49.06 +40 08.1 0.175 1.114 122.5 49.9 19.0
2009 05 19 14 25.99 +32 18.9 0.209 1.144 124.8 46.6 19.4
2009 05 29 14 14.99 +25 05.9 0.248 1.170 123.9 46.0 19.8
2009 06 08 14 12.17 +18 35.3 0.292 1.192 121.0 46.9 20.2
2009 06 18 14 14.98 +12 45.8 0.339 1.208 117.0 48.5 20.6
2009 06 28 14 22.00 +07 31.3 0.390 1.221 112.6 50.3 21.0
2009 07 08 14 32.35 +02 47.2 0.442 1.228 108.1 51.9 21.3
2009 07 18 14 45.33 -01 30.8 0.495 1.230 103.6 53.4 21.6
2009 07 28 15 00.60 -05 26.6 0.547 1.228 99.2 54.7 21.8
2009 08 07 15 17.94 -09 02.4 0.598 1.221 94.9 55.9 22.0
Gareth V. Williams (C) Copyright 2009 MPC M.P.E.C. 2009-G18
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