MPEC 2007-K27 : 1999 JR6 = 2007 JW2
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M.P.E.C. 2007-K27 Issued 2007 May 20, 04:14 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
1999 JR6 = 2007 JW2
Revision to MPEC 1999-J49
Additional Observations:
K07J02W C2007 05 19.91377 14 55 23.72 -16 50 30.8 19.3 V EK027A56
K07J02W C2007 05 19.91834 14 55 23.02 -16 50 31.0 19.3 V EK027A56
K07J02W C2007 05 19.92339 14 55 22.22 -16 50 31.3 19.0 V EK027A56
K07J02W C2007 05 19.93450 14 55 20.53 -16 50 31.5 19.1 V EK027A56
K07J02W C2007 05 19.93581 14 55 20.37 -16 50 32.1 EK027246
K07J02W C2007 05 19.93654 14 55 20.26 -16 50 32.4 EK027246
K07J02W C2007 05 19.93758 14 55 20.08 -16 50 32.3 EK027246
K07J02W C2007 05 19.93927 14 55 19.90 -16 50 32.0 EK027246
K07J02W C2007 05 19.94159 14 55 19.50 -16 50 31.5 EK027246
Observer details:
246 Klet Observatory-KLENOT. Observers J. Ticha, M. Tichy. Measurer M. Tichy.
1.06-m KLENOT Telescope + CCD.
A56 Parma. Observer A. Carbognani. 0.25-m f/4.8 reflector + CCD.
Orbital elements:
1999 JR6 = 2007 JW2 Earth MOID = 0.2224 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 65.67498 (2000.0) P Q
n 0.61700620 Peri. 27.13543 +0.19867865 -0.94015997
a 1.3665002 Node 52.72704 +0.82422053 +0.00746409
e 0.6753723 Incl. 20.35657 +0.53027098 +0.34065160
P 1.60 H 18.1 G 0.15 U 5
Residuals in seconds of arc
990510 704 1.4+ 1.1- 070509 595 1.4+ 1.0+ 070512 711 1.1+ 0.3+
990510 704 0.5+ 1.3- 070509 595 0.8+ 0.7+ 070512 D29 0.4- 1.2+
990510 704 0.6- 1.6- 070509 595 0.1- 1.0+ 070512 D29 0.1+ 0.1-
990510 704 0.6+ 0.4+ 070510 G96 0.2- 0.1- 070512 D29 0.1- 0.2-
990512 426 0.4+ 0.4+ 070510 G96 0.4- 0.1- 070512 D29 0.8- 1.4-
990512 426 0.1- 0.6+ 070510 G96 0.1- 0.1- 070513 704 0.1+ 0.6+
990512 426 0.4+ 0.3+ 070510 G96 0.4- 0.2- 070513 704 0.1- 0.6+
990514 684 1.6- 0.2+ 070510 G96 0.6- 1.5- 070513 704 0.2+ 0.6+
990514 684 0.7- 0.2+ 070510 G96 0.4- 0.2- 070513 704 0.0 0.3+
990514 704 (2.2- 0.2-) 070510 G96 0.5- 0.1- 070516 673 0.2+ 0.5+
990514 704 0.3+ 0.0 070510 G96 0.2- 0.1- 070516 673 0.1- 0.0
990514 704 (1.5- 3.4+) 070510 673 0.2+ 0.3- 070516 673 0.9+ 0.5-
990514 704 (4.7- 0.9+) 070510 673 0.8+ 0.0 070516 673 1.4+ 0.3-
990514 557 0.0 1.0+ 070510 673 0.3+ 0.1- 070519 A56 0.4- 0.4-
990514 557 0.6- 0.4- 070510 673 0.1+ 0.0 070519 A56 0.5- 0.4-
990514 557 0.4- 0.1- 070510 H36 0.1+ 0.4+ 070519 A56 0.9- 0.5-
990515 426 0.5- 0.3+ 070510 H36 0.6+ 0.8+ 070519 A56 0.8- 0.2-
990515 426 0.6+ 0.6+ 070510 H36 1.9- 0.4+ 070519 246 0.2+ 0.4-
990515 426 0.1+ 0.5+ 070510 D35 0.4- 0.2+ 070519 246 0.2+ 0.7-
070507 D29 0.3- 0.5- 070510 D35 0.3- 0.5+ 070519 246 0.1- 0.5-
070507 D29 0.1+ 0.3- 070510 D35 0.2- 0.1+ 070519 246 1.0+ 0.2-
070507 D29 0.1- 0.6- 070512 711 0.2- 0.7+ 070519 246 0.4+ 0.4+
070507 D29 0.2- 0.2- 070512 711 0.5+ 0.4+
Ephemeris:
1999 JR6 a,e,i = 1.37, 0.68, 20 q = 0.4436
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 05 20 14 55.18 -16 50.4 0.866 1.867 167.8 6.6 19.6
2007 05 30 14 33.65 -16 55.7 0.966 1.926 153.2 13.7 20.2
2007 06 09 14 18.89 -17 03.5 1.089 1.979 140.3 19.1 20.7
2007 06 19 14 10.24 -17 19.0 1.230 2.028 128.9 23.0 21.2
2007 06 29 14 06.66 -17 44.4 1.383 2.073 118.7 25.5 21.6
2007 07 09 14 07.09 -18 19.1 1.544 2.113 109.5 27.0 21.9
Gareth V. Williams (C) Copyright 2007 MPC M.P.E.C. 2007-K27
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