MPEC 2007-X20 : 2007 XN3
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M.P.E.C. 2007-X20 Issued 2007 Dec. 5, 20:39 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 XN3
Observations:
K07X03N* C2007 12 03.20495 00 34 09.09 +19 06 42.2 20.1 EX020704
K07X03N C2007 12 03.21781 00 34 14.21 +19 06 47.3 20.2 EX020704
K07X03N C2007 12 03.23069 00 34 19.29 +19 06 52.0 20.0 EX020704
K07X03N C2007 12 03.24359 00 34 24.48 +19 06 56.9 20.0 EX020704
K07X03N C2007 12 04.85580 00 45 09.37 +19 16 19.5 19.9 R EX020143
K07X03N C2007 12 04.87051 00 45 15.00 +19 16 24.5 19.5 R EX020143
K07X03N tC2007 12 05.12815 00 46 56.99 +19 17 51.2 20.1 V EX020291
K07X03N tC2007 12 05.13230 00 46 58.55 +19 17 52.4 20.1 V EX020291
Observer details:
143 Gnosca. Observer S. Sposetti. 0.40-m f/4 reflector + CCD.
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + 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 XN3 Earth MOID = 0.1341 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 359.90611 (2000.0) P Q
n 0.21251287 Peri. 109.86437 +0.93344142 -0.33912195
a 2.7810741 Node 270.10116 +0.26950620 +0.87815436
e 0.6145409 Incl. 6.71763 +0.23675627 +0.33740364
P 4.64 H 20.3 G 0.15 U 9
Residuals in seconds of arc
071203 704 0.4- 0.4- 071203 704 0.7+ 0.4+ 071205 291 0.2+ 0.1+
071203 704 0.0 0.0 071204 143 0.2+ 0.4- 071205 291 0.1- 0.0
071203 704 0.3- 0.1+ 071204 143 0.3- 0.2+
Ephemeris:
2007 XN3 a,e,i = 2.78, 0.61, 7 q = 1.0720
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 12 06 00 52.59 +19 22.1 0.302 1.186 125.3 42.7 19.7
2007 12 16 01 50.47 +19 39.4 0.363 1.244 128.7 38.1 20.1
2007 12 26 02 36.18 +19 29.9 0.444 1.309 129.0 35.7 20.6
2008 01 05 03 12.51 +19 17.5 0.543 1.380 127.0 34.7 21.1
2008 01 15 03 42.57 +19 11.1 0.658 1.455 123.7 34.2 21.6
Sonia Keys (C) Copyright 2007 MPC M.P.E.C. 2007-X20
Read MPEC 2007-X19
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