MPEC 2007-T31 : 2007 RT19
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M.P.E.C. 2007-T31 Issued 2007 Oct. 8, 20:11 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 RT19
Revision to MPEC 2007-S28
Additional Observations:
K07R19T C2002 10 09.52137 04 20 13.11 +04 09 11.4 20.1 R ET031644
K07R19T C2002 10 09.53013 04 20 12.80 +04 08 58.6 20.2 R ET031644
K07R19T C2002 10 10.49369 04 19 42.51 +03 45 35.2 20.2 R ET031644
K07R19T C2002 10 10.50419 04 19 42.10 +03 45 20.7 20.0 R ET031644
K07R19T C2002 10 10.51484 04 19 41.73 +03 45 04.6 20.1 R ET031644
K07R19T C2002 11 06.42863 03 51 35.60 -06 20 57.7 20.4 R ET031644
K07R19T C2002 11 06.44979 03 51 33.83 -06 21 21.2 20.2 R ET031644
K07R19T C2007 10 07.33365 02 58 32.61 +08 03 57.5 19.9 ET031704
K07R19T C2007 10 07.34469 02 58 31.99 +08 03 34.9 19.5 ET031704
K07R19T C2007 10 07.35574 02 58 31.29 +08 03 12.0 19.2 ET031704
Observer details:
644 Palomar Mountain/NEAT. Observers E. F. Helin, S. Pravdo, K. Lawrence,
K. Kuluhiwa, M. Hicks. Measurer R. Matson. 1.2-m Schmidt + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
Orbital elements:
2007 RT19 Earth MOID = 0.3826 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 57.36024 (2000.0) P Q
n 0.38781875 Peri. 96.41452 +0.38716914 +0.91305847
a 1.8623023 Node 198.08496 -0.92076064 +0.39012159
e 0.3767282 Incl. 24.38349 +0.04795727 +0.11886706
P 2.54 H 18.2 G 0.15 U 3
Residuals in seconds of arc
021009 644 0.0 0.3- 070915 704 0.8- 0.0 070924 704 0.3+ 1.1+
021009 644 0.3- 0.3- 070915 704 0.1- 0.2- 070924 704 1.6+ 1.3+
021010 644 0.4+ 0.5- 070915 704 0.4- 0.3+ 071002 H55 0.1- 0.2+
021010 644 0.0 0.3+ 070915 673 0.3- 0.0 071002 H55 0.2- 0.3+
021010 644 0.2+ 0.3- 070915 673 0.2- 0.0 071002 H55 0.2- 0.1+
021106 644 0.4- 0.6+ 070915 673 0.1- 0.0 071003 448 0.2- 0.2+
021106 644 0.0 0.2+ 070915 673 0.1+ 0.2- 071003 448 0.1+ 0.3-
070914 704 0.4- 0.4+ 070919 704 0.1- 0.3- 071003 448 0.6+ 0.3-
070914 704 0.0 0.1- 070919 704 0.5+ 1.3+ 071007 704 1.0- 0.6-
070914 704 1.0+ 0.6- 070919 704 0.0 0.7- 071007 704 0.3+ 0.3-
070915 J95 0.3+ 0.2+ 070919 704 0.0 1.0+ 071007 704 0.6+ 0.3-
070915 J95 0.1- 0.4- 070919 704 0.4- 0.5+ 071007 448 0.4+ 0.1-
070915 J95 0.0 0.3- 070922 448 0.3- 0.1- 071007 448 0.1- 0.5-
070915 H55 0.6- 0.3- 070922 448 0.1+ 0.0 071007 448 0.3- 0.3-
070915 H55 0.5- 0.7- 070922 448 0.3- 0.1+
070915 H55 0.3- 0.3+ 070924 704 0.2+ 1.5+
Ephemeris:
2007 RT19 a,e,i = 1.86, 0.38, 24 q = 1.1607
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 10 07 02 58.87 +08 15.6 0.686 1.621 147.6 19.3 19.4
2007 10 17 02 47.48 +02 37.2 0.704 1.672 158.7 12.5 19.3
2007 10 27 02 34.66 -02 21.3 0.747 1.723 163.2 9.6 19.4
2007 11 06 02 22.64 -06 12.5 0.815 1.772 157.5 12.4 19.7
2007 11 16 02 13.15 -08 46.8 0.907 1.821 147.7 16.9 20.2
2007 11 26 02 07.15 -10 11.1 1.018 1.869 137.6 20.8 20.6
2007 12 06 02 04.77 -10 39.6 1.144 1.916 128.1 23.9 21.0
2007 12 16 02 05.76 -10 26.6 1.281 1.961 119.4 25.9 21.4
2007 12 26 02 09.68 -09 44.6 1.427 2.005 111.3 27.2 21.7
2008 01 05 02 16.02 -08 43.0 1.578 2.048 103.7 27.8 22.0
Gareth V. Williams (C) Copyright 2007 MPC M.P.E.C. 2007-T31
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