MPEC 2007-S17 : 2007 SJ
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M.P.E.C. 2007-S17 Issued 2007 Sept. 19, 03:01 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 SJ
Observations:
K07S00J* C2007 09 17.18208 22 26 20.10 -00 27 00.3 19.5 ES017704
K07S00J C2007 09 17.19431 22 26 19.06 -00 27 05.2 20.0 ES017704
K07S00J C2007 09 17.20651 22 26 18.02 -00 27 09.4 19.9 ES017704
K07S00J C2007 09 17.21899 22 26 16.99 -00 27 13.5 19.6 ES017704
K07S00J C2007 09 17.97964 22 25 15.87 -00 31 51.7 ES017J95
K07S00J C2007 09 17.98383 22 25 15.53 -00 31 52.9 ES017J95
K07S00J C2007 09 17.98783 22 25 15.17 -00 31 54.8 19.7 R ES017J95
K07S00J C2007 09 18.79621 22 24 11.05 -00 36 49.7 ES017A17
K07S00J C2007 09 18.80825 22 24 10.03 -00 36 53.7 ES017A17
K07S00J C2007 09 18.82040 22 24 09.05 -00 36 57.9 ES017A17
K07S00J C2007 09 18.83466 22 24 07.92 -00 37 03.6 19.4 ES017B15
K07S00J C2007 09 18.83873 22 24 07.59 -00 37 05.1 19.6 ES017B15
K07S00J C2007 09 18.84196 22 24 07.35 -00 37 06.5 19.5 ES017B15
K07S00J C2007 09 18.86736 22 24 05.29 -00 37 14.2 18.6 R ES017B04
K07S00J C2007 09 18.87166 22 24 04.95 -00 37 16.0 18.8 R ES017B04
K07S00J C2007 09 18.87595 22 24 04.62 -00 37 17.6 18.8 R ES017B04
K07S00J C2007 09 18.88373 22 24 03.94 -00 37 20.1 18.7 R ES017B04
K07S00J C2007 09 18.93308 22 23 59.91 -00 37 38.1 19.0 R ES017473
K07S00J C2007 09 18.93883 22 23 59.45 -00 37 39.7 18.9 R ES017473
K07S00J C2007 09 18.94745 22 23 58.78 -00 37 42.9 19.1 R ES017473
K07S00J C2007 09 19.07847 22 23 48.78 -00 38 30.7 19.8 R ES017850
K07S00J C2007 09 19.09543 22 23 47.30 -00 38 37.2 19.0 R ES017850
Observer details:
473 Remanzacco. Observers L. Donato, M. Gonano, V. Gonano, E. Guido,
V. Santini, G. Sostero. 0.45-m f/4.4 Newtonian 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.
850 Cordell-Lorenz Observatory, Sewanee. Observers D. T. Durig, M. C. House,
A. M. Wright, T. Yu, A. Papp, N. A. Oscar, H. E. D. 0.35-m f/8.2
Ritchey-Chretien + 1Kx1K CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
B04 Saint-Barthelemy Observatory. Observer A. Carbognani. 0.81-m f/7.9
reflector + CCD.
B15 Inastars Observatory, Potsdam (since 2006). Observer B. Thinius. 0.36-m
f/7.5 Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2007 SJ PHA, Earth MOID = 0.0153 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 298.11372 (2000.0) P Q
n 0.33808733 Peri. 173.30378 -0.47977149 -0.87036654
a 2.0407202 Node 305.30915 +0.79856272 -0.38084288
e 0.5269522 Incl. 7.80506 +0.36347888 -0.31212304
P 2.92 H 16.2 G 0.15 U 9
Residuals in seconds of arc
070917 704 0.4+ 0.3+ 070918 A17 0.6- 0.4- 070918 B04 0.5- 0.5+
070917 704 0.0 0.1- 070918 A17 0.6- 0.2- 070918 473 0.4- 0.5+
070917 704 0.5- 0.1+ 070918 B15 0.1+ 0.5- 070918 473 0.3- 1.0+
070917 704 0.4- 0.5+ 070918 B15 0.1+ 0.5- 070918 473 0.1+ 0.9+
070917 J95 0.2+ 0.1- 070918 B15 0.4+ 0.7- 070919 850 1.3+ 0.0
070917 J95 0.3+ 0.2+ 070918 B04 0.2- 0.4+ 070919 850 0.3- 0.3-
070917 J95 0.2- 0.3- 070918 B04 0.1- 0.2+
070918 A17 0.1+ 0.8- 070918 B04 0.2+ 0.1+
Ephemeris:
2007 SJ a,e,i = 2.04, 0.53, 8 q = 0.9654
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 09 17 22 26.58 -00 25.8 1.334 2.312 162.4 7.6 19.2
2007 09 27 22 13.92 -01 26.6 1.331 2.257 150.2 12.7 19.3
2007 10 07 22 03.66 -02 23.3 1.352 2.200 138.1 17.7 19.5
2007 10 17 21 56.73 -03 09.2 1.392 2.141 126.6 22.0 19.6
2007 10 27 21 53.57 -03 40.1 1.444 2.079 115.9 25.5 19.8
2007 11 06 21 54.14 -03 53.7 1.503 2.016 106.1 28.2 19.9
2007 11 16 21 58.23 -03 49.4 1.564 1.951 97.1 30.2 19.9
2007 11 26 22 05.50 -03 27.0 1.623 1.884 88.9 31.6 20.0
2007 12 06 22 15.57 -02 47.0 1.677 1.815 81.5 32.5 20.0
2007 12 16 22 28.16 -01 49.9 1.724 1.744 74.7 33.0 20.0
2007 12 26 22 43.01 -00 36.3 1.761 1.672 68.5 33.2 19.9
2008 01 05 22 59.95 +00 53.2 1.788 1.599 62.8 33.2 19.9
Sonia Keys (C) Copyright 2007 MPC M.P.E.C. 2007-S17
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