MPEC 2008-V03 : 2007 LD
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M.P.E.C. 2008-V03 Issued 2008 Nov. 2, 16:19 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 LD
Revision to MPEC 2007-L22
Additional Observations:
K07L00D 2C2008 09 16.46380802 29 14.176+24 46 33.42 EV003568
K07L00D 2C2008 09 16.46624902 29 14.113+24 46 33.04 EV003568
K07L00D 2C2008 09 16.46873602 29 14.032+24 46 32.51 EV003568
K07L00D 2C2008 09 16.47115402 29 13.966+24 46 32.01 EV003568
K07L00D 2C2008 09 16.47388902 29 13.903+24 46 31.78 23.0 R EV003568
K07L00D 2C2008 09 16.47632102 29 13.846+24 46 31.40 EV003568
K07L00D 2C2008 09 16.47878002 29 13.752+24 46 30.78 EV003568
K07L00D 2C2008 09 16.48122502 29 13.685+24 46 30.23 EV003568
K07L00D 2C2008 09 16.48364402 29 13.645+24 46 30.16 EV003568
K07L00D 2C2008 10 21.44274301 55 03.999+20 02 14.60 22.0 R EV003568
K07L00D 2C2008 10 21.44483101 55 03.819+20 02 12.94 22.0 R EV003568
K07L00D 2C2008 10 22.51116001 53 35.745+19 47 53.78 22.1 R EV003568
K07L00D 2C2008 10 22.51339901 53 35.552+19 47 52.00 22.2 R EV003568
K07L00D 2C2008 10 22.51562401 53 35.361+19 47 50.13 21.6 R EV003568
Observer details:
568 Mauna Kea. Observers D. J. Tholen, M. Micheli, G. T. Elliott. Measurer
D. J. Tholen. M. Micheli. 2.24-m University of Hawaii reflector.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
080916 568 65.8+ 7.2+ 081022 568 80.6+ 11.9+ MPO124511 -0.090 day
Orbital elements:
2007 LD PHA, Earth MOID = 0.0366 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 257.55519 (2000.0) P Q
n 0.43452065 Peri. 316.67400 -0.97820871 +0.03139330
a 1.7263510 Node 226.36445 +0.01093249 -0.97934336
e 0.4392144 Incl. 16.47379 -0.20733596 -0.19975246
P 2.27 H 19.1 G 0.15 U 2
Residuals in seconds of arc
070607 704 1.8+ 0.7+ 070610 J95 0.5+ 0.2- 070708 H45 0.6+ 0.7-
070607 704 0.2+ 0.7+ 070613 703 0.4+ 0.0 070716 H55 0.4- 1.6+
070607 704 0.4+ 0.2+ 070613 703 1.2- 0.0 070716 H55 0.9- 0.3+
070607 704 0.9+ 0.1- 070613 703 1.9- 0.1+ 070716 H55 0.5- 0.9-
070607 704 0.2+ 0.1+ 070613 703 0.4- 0.0 070724 H55 0.2- 0.6-
070607 B03 0.3+ 1.2+ 070613 H45 1.6+ 0.1+ 070724 H55 0.5- 0.6+
070607 B03 0.3+ 0.5+ 070617 291 0.5- 1.1- 070802 H55 1.3+ 0.6+
070607 B03 1.8+ 0.1+ 070617 291 0.2+ 0.1- 070802 H55 0.3- 0.7+
070607 B03 0.7+ 0.2- 070617 291 0.1- 0.2- 070802 H55 0.5+ 0.5+
070607 104 1.2- 1.3+ 070621 291 0.3- 0.1- 070810 H55 0.5+ 0.2+
070607 104 0.1- 1.0+ 070621 291 0.3- 0.1- 070810 H55 0.6+ 0.0
070607 104 1.1- 0.8+ 070621 291 0.5- 0.3- 070810 H55 0.1- 0.2-
070608 246 0.1- 0.3+ 070626 291 0.1- 0.1- 070823 H55 1.2+ 1.2+
070608 246 0.4- 0.0 070626 291 0.5- 0.1- 070823 H55 0.4- 0.0
070608 246 0.7- 0.1+ 070626 291 0.4- 0.1+ 070904 H55 0.7+ 0.6+
070608 246 0.8- 0.0 070704 H55 0.3+ 0.2+ 070904 H55 0.7+ 1.0+
070608 246 0.6+ 1.1+ 070704 H55 0.4- 0.3+ 070904 H55 1.3+ 0.7+
070608 246 0.3+ 1.0+ 070704 H55 0.4- 0.2- 080916 568 0.0 0.0
070608 B03 0.3+ 0.0 070704 H55 0.2- 0.3+ 080916 568 0.1+ 0.0
070608 B03 0.1+ 0.4+ 070704 H55 0.0 0.0 080916 568 0.1- 0.1-
070608 B03 0.0 0.4+ 070704 H55 0.4+ 0.1- 080916 568 0.1- 0.1-
070608 B03 0.2+ 0.2+ 070704 H55 0.4+ 0.0 080916 568 0.1+ 0.1+
070609 649 0.2- 0.0 070704 H55 0.0 0.3- 080916 568 0.2+ 0.2+
070609 649 0.3- 0.3+ 070704 291 0.2+ 0.2- 080916 568 0.2- 0.0
070609 649 0.5+ 0.2- 070704 291 0.1- 0.5- 080916 568 0.2- 0.2-
070610 673 1.3+ 0.3- 070704 291 0.2- 0.2- 080916 568 0.2+ 0.2+
070610 673 0.9+ 0.1+ 070708 H45 0.2+ 0.5- 081021 568 0.0 0.0
070610 673 0.6+ 0.0 070708 H45 0.9+ 0.6- 081021 568 0.0 0.0
070610 673 1.4+ 0.4+ 070708 H45 0.2+ 0.5- 081022 568 0.1+ 0.0
070610 J95 0.3- 0.1+ 070708 H45 1.3+ 1.5- 081022 568 0.0 0.0
070610 J95 0.5- 0.3+ 070708 H45 0.7+ 0.6- 081022 568 0.0 0.0
Ephemeris:
2007 LD a,e,i = 1.73, 0.44, 16 q = 0.9681
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 10 31 01 41.90 +17 45.9 1.266 2.250 169.7 4.5 21.8
2008 11 10 01 29.10 +15 13.2 1.269 2.217 157.7 9.7 22.0
2008 11 20 01 18.78 +12 46.0 1.298 2.182 144.9 15.1 22.2
2008 11 30 01 11.87 +10 37.9 1.351 2.144 132.5 19.8 22.4
2008 12 10 01 08.75 +08 56.9 1.420 2.104 121.1 23.6 22.6
2008 12 20 01 09.32 +07 45.5 1.499 2.062 110.6 26.5 22.8
2008 12 30 01 13.25 +07 02.3 1.584 2.018 101.0 28.6 22.9
2009 01 09 01 20.18 +06 43.9 1.670 1.972 92.3 29.9 23.0
Gareth V. Williams (C) Copyright 2008 MPC M.P.E.C. 2008-V03
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