MPEC 2008-P63 : 2006 SD6
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M.P.E.C. 2008-P63 Issued 2008 Aug. 14, 16:41 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
2006 SD6
Revision to MPEC 2006-S18
Additional Observations:
K06S06D C2008 08 11.37247 02 59 37.20 +11 02 57.7 22.2 V EP063H55
K06S06D C2008 08 11.38894 02 59 41.02 +11 02 29.7 22.5 V EP063H55
K06S06D C2008 08 11.40540 02 59 44.85 +11 02 01.8 22.5 V EP063H55
K06S06D C2008 08 14.37390 03 11 35.67 +09 32 38.0 22.0 V EP063H55
K06S06D C2008 08 14.39088 03 11 39.80 +09 32 05.6 22.2 V EP063H55
K06S06D C2008 08 14.40524 03 11 43.24 +09 31 39.0 22.1 V EP063H55
Observer details:
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
0.81-m f/4.0 astrograph + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
080811 H55 23.3- 7.0+ 080814 H55 24.1- 7.5+ MPO118177 +0.0059 day
Orbital elements:
2006 SD6 Earth MOID = 0.2964 AU
Epoch 2008 May 14.0 TT = JDT 2454600.5 MPC
M 265.74095 (2000.0) P Q
n 0.52813243 Peri. 264.88215 +0.22831535 -0.96828047
a 1.5157962 Node 169.99316 +0.94761937 +0.24493540
e 0.3016241 Incl. 35.74643 -0.22335987 +0.04939219
P 1.87 H 20.2 G 0.15 U 2
Residuals in seconds of arc
060917 691 0.1- 0.2- 060918 699 0.1+ 0.1- 060923 291 0.2+ 0.1-
060917 691 1.1+ 0.4+ 060918 682 0.4- 2.0- 060925 291 0.3+ 0.4-
060917 691 0.1- 0.1- 060918 854 0.8- 0.5+ 060925 291 0.1- 0.5+
060917 291 0.0 0.1+ 060918 854 0.0 0.6+ 060925 291 0.5+ 0.4-
060917 291 0.4+ 0.5- 060918 854 0.3+ 0.5+ 060926 291 0.1- 0.2-
060917 291 0.0 0.0 060918 673 0.1+ 0.9+ 060926 291 0.3- 0.4-
060917 291 0.1+ 0.3+ 060918 682 0.5- 1.8- 060926 291 0.2+ 2.2-
060917 291 0.0 0.2+ 060918 699 0.2+ 1.5+ 060928 291 0.2+ 0.3-
060917 291 0.1- 1.2+ 060918 673 0.1- 1.3+ 060928 291 0.4+ 0.2+
060917 291 0.1- 0.2+ 060918 673 0.1- 1.5+ 060928 291 0.4+ 0.4+
060917 291 0.1+ 0.2+ 060918 673 0.3- 0.9+ 061025 474 0.0 0.0
060917 291 0.4- 0.7- 060918 682 1.4- 2.3- 061025 474 0.3+ 0.6-
060917 291 0.1- 0.2+ 060918 699 1.1- 0.4+ 061025 474 0.3+ 0.6+
060917 291 0.4- 0.5+ 060918 699 1.2- 0.2- 061025 474 0.1+ 0.5+
060917 291 0.4- 0.3+ 060919 291 0.4- 1.7- 070218 474 1.0- 0.2-
060918 703 0.2+ 0.2- 060919 291 0.4+ 0.1- 070218 474 1.0- 0.0
060918 703 0.4+ 0.8- 060919 291 0.2- 0.7- 070218 474 0.8- 0.3-
060918 703 0.5- 1.2- 060920 704 0.6- 0.3- 070312 291 1.0+ 1.6+
060918 703 1.5- 0.5- 060920 704 0.7+ 1.4- 070312 291 1.8- 1.2-
060918 734 0.0 0.4- 060920 704 0.2+ 0.3- 070312 291 1.2+ 0.1-
060918 734 0.2- 0.5- 060920 704 0.8+ 1.6- 080811 H55 0.2+ 0.3-
060918 291 0.1- 0.3+ 060921 246 0.3+ 2.1+ 080811 H55 0.0 0.2-
060918 734 0.3- 0.4- 060921 246 0.0 0.3+ 080811 H55 0.0 0.1-
060918 734 0.1+ 0.0 060921 246 0.3+ 0.8+ 080814 H55 0.8- 0.2-
060918 291 0.1+ 0.3+ 060921 246 0.3- 0.7+ 080814 H55 0.1+ 0.3-
060918 734 0.2- 0.2+ 060923 291 0.1- 2.2+ 080814 H55 0.1+ 0.4+
060918 291 0.0 0.5+ 060923 291 0.0 0.8+
Ephemeris:
2006 SD6 a,e,i = 1.52, 0.30, 36 q = 1.0586
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 08 12 03 02.09 +10 45.0 0.759 1.301 93.3 51.0 22.1
2008 08 22 03 43.55 +04 58.4 0.677 1.258 94.2 53.3 21.8
2008 09 01 04 28.51 -02 34.5 0.620 1.217 93.6 55.8 21.6
2008 09 11 05 15.95 -11 17.8 0.591 1.179 91.3 58.6 21.5
2008 09 21 06 04.36 -20 02.2 0.591 1.144 87.7 61.2 21.5
2008 10 01 06 51.93 -27 41.4 0.614 1.114 83.6 63.2 21.6
2008 10 11 07 37.14 -33 41.8 0.652 1.090 79.7 64.3 21.7
2008 10 21 08 19.18 -38 04.6 0.695 1.072 76.4 64.5 21.8
2008 10 31 08 57.81 -41 07.1 0.737 1.061 74.1 64.1 21.9
2008 11 10 09 33.16 -43 07.0 0.771 1.059 72.7 63.3 22.0
2008 11 20 10 05.58 -44 18.7 0.794 1.064 72.4 62.3 22.1
Timothy B. Spahr (C) Copyright 2008 MPC M.P.E.C. 2008-P63
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