MPEC 2008-S50 : 2008 SQ1
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M.P.E.C. 2008-S50 Issued 2008 Sept. 25, 04:38 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
2008 SQ1
Revision to MPEC 2008-S39
Additional Observations:
K08S01Q C2004 02 13.29760 09 33 28.75 +03 10 37.5 19.4 R ES050699
K08S01Q C2004 02 13.31133 09 33 27.86 +03 10 43.5 ES050699
K08S01Q C2004 02 13.34260 09 33 25.52 +03 10 50.3 ES050699
K08S01Q C2004 02 13.35646 09 33 24.70 +03 10 54.9 ES050699
K08S01Q C2004 02 17.32330 09 29 09.06 +03 30 14.7 20.6 V ES050691
K08S01Q C2004 02 17.38314 09 29 05.18 +03 30 32.6 20.5 V ES050691
K08S01Q C2004 02 17.41174 09 29 03.33 +03 30 40.9 20.7 V ES050691
Observer details:
691 Steward Observatory, Kitt Peak. Observer A. E. Gleason. 0.9-m Spacewatch
telescope.
699 Lowell Observatory-LONEOS. Observer M. E. Van Ness. 0.59-m LONEOS
Schmidt + CCD.
Orbital elements:
2008 SQ1 Earth MOID = 0.2558 AU
Id. M. E. Sansaturio (2004 observations)
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 0.15287 (2000.0) P Q
n 0.19364047 Peri. 150.98000 +0.48221017 -0.86825137
a 2.9589568 Node 269.97323 +0.77957158 +0.48604006
e 0.5823604 Incl. 6.70021 +0.39967676 +0.09952199
P 5.09 H 18.1 G 0.15 U 3
Residuals in seconds of arc
040213 699 0.1- 1.1- 080923 H55 0.2- 0.1+ 080923 B09 0.1- 0.3-
040213 699 1.0+ 1.1+ 080923 H55 0.2- 0.1+ 080923 J65 0.0 0.3+
040213 699 1.2- 0.9- 080923 854 0.3+ 0.4+ 080923 J65 0.0 0.1-
040213 699 1.1+ 0.2- 080923 854 0.2+ 0.3+ 080923 J65 0.4- 0.1-
040217 691 0.0 0.2+ 080923 673 0.1- 0.0 080923 J65 0.4- 0.2+
040217 691 0.0 0.2+ 080923 673 0.0 0.2+ 080923 J65 0.3- 0.2+
040217 691 0.2- 0.1- 080923 673 0.1- 0.2+ 080923 J65 0.1- 0.1+
080909 703 0.7+ 0.3- 080923 673 0.2- 0.2+ 080923 J65 0.2- 0.2+
080909 703 0.2+ 0.1- 080923 850 0.2- 0.2- 080923 J65 0.3- 0.4+
080909 703 0.6- 0.2+ 080923 850 0.3+ 0.3- 080923 A13 0.0 0.0
080923 703 0.2- 0.2- 080923 850 0.6+ 0.4- 080923 A13 0.2- 0.1+
080923 703 0.1+ 0.3- 080923 H06 0.1- 0.6+ 080924 H67 0.9- 0.5-
080923 703 0.1- 0.4- 080923 H06 0.2- 0.3+ 080924 H67 0.1+ 0.3-
080923 703 0.1- 0.3+ 080923 J66 0.4- 0.1+ 080924 H67 0.4- 0.5-
080923 703 0.0 0.3+ 080923 J66 0.2+ 0.0 080924 H67 0.0 0.2-
080923 703 0.1+ 0.2- 080923 J66 0.0 0.1- 080924 H67 0.6+ 0.2-
080923 703 0.1+ 0.1- 080923 B09 0.2+ 0.1+ 080924 B09 0.4+ 0.2+
080923 703 0.0 0.1+ 080923 B09 0.0 0.3- 080924 B09 1.7+ 0.2-
080923 H55 0.2- 0.1+ 080923 J66 0.1+ 0.0
Ephemeris:
2008 SQ1 a,e,i = 2.96, 0.58, 7 q = 1.2358
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 09 21 00 45.94 +26 12.9 0.510 1.469 150.3 19.8 18.5
2008 10 01 00 48.41 +28 29.2 0.442 1.413 154.3 17.9 18.0
2008 10 11 00 50.72 +30 16.7 0.387 1.362 156.5 17.0 17.6
2008 10 21 00 54.74 +31 24.4 0.344 1.318 156.4 17.6 17.3
2008 10 31 01 02.72 +31 42.7 0.313 1.283 154.8 19.3 17.1
2008 11 10 01 16.97 +31 08.6 0.292 1.256 152.5 21.4 17.0
2008 11 20 01 38.54 +29 45.2 0.282 1.241 150.2 23.3 16.9
2008 11 30 02 06.61 +27 41.1 0.283 1.236 148.1 25.0 17.0
2008 12 10 02 38.97 +25 14.5 0.298 1.242 145.9 26.4 17.1
2008 12 20 03 12.59 +22 47.8 0.325 1.260 143.3 27.8 17.4
2008 12 30 03 45.15 +20 40.1 0.368 1.288 140.2 29.3 17.8
2009 01 09 04 15.61 +19 01.5 0.425 1.325 136.6 30.6 18.2
2009 01 19 04 43.72 +17 51.9 0.496 1.370 132.8 31.8 18.6
2009 01 29 05 09.76 +17 05.6 0.580 1.421 128.6 32.8 19.1
2009 02 08 05 34.22 +16 35.3 0.678 1.479 124.3 33.5 19.5
2009 02 18 05 57.42 +16 13.7 0.788 1.540 119.8 33.8 19.9
2009 02 28 06 19.67 +15 55.5 0.911 1.605 115.1 34.0 20.3
2009 03 10 06 41.19 +15 36.2 1.044 1.673 110.4 33.8 20.7
2009 03 20 07 02.08 +15 13.3 1.187 1.742 105.6 33.4 21.1
2009 03 30 07 22.41 +14 44.9 1.339 1.813 100.7 32.8 21.4
2009 04 09 07 42.25 +14 10.1 1.499 1.884 95.7 31.9 21.7
2009 04 19 08 01.59 +13 28.5 1.665 1.956 90.8 30.9 22.0
Gareth V. Williams (C) Copyright 2008 MPC M.P.E.C. 2008-S50
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