MPEC 2007-J23 : 2007 JB
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M.P.E.C. 2007-J23 Issued 2007 May 7, 17:52 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 JB
Observations:
K07J00B* C2007 05 06.42485 09 05 32.74 -24 48 57.4 19.1 V EJ023E12
K07J00B C2007 05 06.43468 09 05 33.46 -24 48 54.1 18.2 V EJ023E12
K07J00B C2007 05 06.44448 09 05 34.15 -24 48 50.0 18.7 V EJ023E12
K07J00B C2007 05 06.45427 09 05 34.87 -24 48 47.7 19.1 V EJ023E12
K07J00B C2007 05 06.46428 09 05 35.59 -24 48 43.4 18.1 V EJ023E12
K07J00B C2007 05 06.49231 09 05 37.78 -24 48 32.4 18.3 V EJ023E12
K07J00B 5C2007 05 07.15313 09 06 28.32 -24 44 52.6 18.8 R EJ023673
K07J00B 5C2007 05 07.15764 09 06 28.65 -24 44 51.1 EJ023673
K07J00B 5C2007 05 07.16215 09 06 28.99 -24 44 49.7 EJ023673
K07J00B 5C2007 05 07.16713 09 06 29.36 -24 44 48.2 EJ023673
K07J00B C2007 05 07.17054 09 06 29.58 -24 44 46.0 19.0 R EJ023651
K07J00B C2007 05 07.17601 09 06 30.01 -24 44 45.0 18.9 R EJ023651
K07J00B C2007 05 07.18038 09 06 30.29 -24 44 43.2 19.1 R EJ023651
K07J00B C2007 05 07.23862 09 06 34.85 -24 44 19.7 19.1 V EJ023F85
K07J00B C2007 05 07.24899 09 06 35.64 -24 44 15.4 EJ023F85
K07J00B C2007 05 07.25869 09 06 36.34 -24 44 12.2 EJ023F85
Observer details:
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + CCD.
E12 Siding Spring Survey. Observer G. J. Garradd. Measurers E. C. Beshore,
E. J. Christensen, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.5-m Uppsala Schmidt + CCD.
F85 Tiki Observatory, Punaauia. Observer N. Teamo. Measurer J. C. Pelle.
0.41-m f/8.0 Ritchey-Chretien + 3056x3056 CCD.
Orbital elements:
2007 JB PHA, Earth MOID = 0.0355 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 52.93581 (2000.0) P Q
n 0.47949479 Peri. 94.24906 +0.49760872 -0.77001047
a 1.6166405 Node 316.97240 +0.35658415 +0.60127698
e 0.6597702 Incl. 35.81968 +0.79071696 +0.21342414
P 2.06 H 15.5 G 0.15 U 9
Residuals in seconds of arc
070506 E12 0.3+ 0.0 070507 673 0.1- 0.2+ 070507 651 0.3- 0.2-
070506 E12 0.2+ 0.2- 070507 673 0.1- 0.2+ 070507 F85 0.0 0.4-
070506 E12 0.3- 0.4+ 070507 673 0.1- 0.0 070507 F85 0.3+ 0.3+
070506 E12 0.3- 0.8- 070507 673 0.1- 0.2- 070507 F85 0.0 0.1+
070506 E12 0.7- 0.1- 070507 651 0.1+ 0.5+
070506 E12 0.7+ 0.8+ 070507 651 0.4+ 0.4-
Ephemeris:
2007 JB a,e,i = 1.62, 0.66, 36 q = 0.5500
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 04 30 08 57.63 -25 31.4 1.281 1.798 102.9 33.1 18.7
2007 05 10 09 10.15 -24 29.6 1.443 1.875 98.1 32.2 19.0
2007 05 20 09 23.62 -23 50.3 1.608 1.947 93.2 31.3 19.3
2007 05 30 09 37.80 -23 30.9 1.772 2.016 88.3 30.2 19.6
2007 06 09 09 52.48 -23 28.6 1.935 2.080 83.5 29.0 19.8
2007 06 19 10 07.57 -23 41.4 2.095 2.141 78.6 27.7 20.0
2007 06 29 10 22.96 -24 07.5 2.252 2.197 73.8 26.4 20.2
2007 07 09 10 38.59 -24 45.3 2.404 2.251 69.0 24.9 20.3
2007 07 19 10 54.44 -25 33.2 2.551 2.301 64.3 23.5 20.4
Kyle E. Smalley (C) Copyright 2007 MPC M.P.E.C. 2007-J23
Read MPEC 2007-J22
Read MPEC 2007-J24
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