MPEC 2006-C72 : S/2004 S9, S/2004 S16
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M.P.E.C. 2006-C72 Issued 2006 Feb. 13, 21:05 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.
Supported in part by the Brinson Foundation
Supported in part by the TABASGO Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
S/2004 S9, S/2004 S16
Revision to MPEC 2005-J13
Additional Observations:
SK04S090 C2006 01 05.52396 08 51 17.66 +17 57 41.8 EC072568
SK04S090 C2006 01 05.56917 08 51 16.92 +17 57 44.9 EC072568
SK04S090 C2006 01 06.52532 08 51 00.92 +17 58 56.3 24.8 R EC072568
SK04S090 C2006 01 06.53756 08 51 00.75 +17 58 57.4 25.2 R EC072568
SK04S090 C2006 02 01.32936 08 42 53.42 +18 34 00.0 EC072568
SK04S090 C2006 02 01.35376 08 42 52.94 +18 34 02.1 EC072568
SK04S090 C2006 02 02.31788 08 42 33.94 +18 35 22.0 25.2 R EC072568
SK04S090 C2006 02 02.34594 08 42 33.39 +18 35 24.2 25.3 R EC072568
SK04S160 C2006 01 05.55392 08 44 50.40 +18 42 23.6 25.1 R EC072568
SK04S160 C2006 01 05.57523 08 44 50.01 +18 42 25.2 25.2 R EC072568
SK04S160 C2006 01 06.51624 08 44 33.16 +18 43 32.8 25.0 R EC072568
SK04S160 C2006 01 06.52846 08 44 32.95 +18 43 33.4 25.0 R EC072568
SK04S160 C2006 02 01.32024 08 36 01.84 +19 16 03.1 EC072568
SK04S160 C2006 02 01.34459 08 36 01.37 +19 16 05.1 EC072568
SK04S160 C2006 02 02.28374 08 35 42.30 +19 17 16.3 24.9 R EC072568
SK04S160 C2006 02 02.30664 08 35 41.82 +19 17 17.9 25.0 R EC072568
Observer details:
568 Mauna Kea. Observers D. C. Jewitt, S. S. Sheppard, J. Kleyna. Measurer
S. S. Sheppard. Subaru 8.2-m reflector + CCD.
Orbital elements:
S/2004 S 9
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5 MPC
M 310.32772 (2000.0) P Q
n 0.34130252 Peri. 351.15775 -0.89964167 +0.38508087
a 0.1335900 Node 146.07380 +0.41975632 +0.63300229
e 0.1747573 Incl. 158.36133 +0.12020607 +0.67158084
P 2.89 H 15.8 P/d 1054.78
Residuals in seconds of arc
K04CC 568 0.6+ 0.3+ K0527 568 0.2- 0.3- K0616 568 0.1- 0.3+
K04CC 568 0.3- 0.0 K052A 568 0.1+ 0.1- K0616 568 0.5+ 0.5+
K04CE 568 0.5+ 0.4+ K052A 568 0.0 0.1- K0621 568 0.4- 0.2-
K04CE 568 0.2- 0.1- K0539 568 0.1+ 0.1- K0621 568 0.2- 0.2-
K0515 568 0.3- 0.1- K0539 568 0.0 0.2- K0622 568 0.2- 0.2-
K0515 568 0.2- 0.4+ K0615 568 0.0 0.3+ K0622 568 0.0 0.4-
K0527 568 0.2- 0.1- K0615 568 0.4+ 0.1+
S/2004 S 16
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5 MPC
M 66.31468 (2000.0) P Q
n 0.29690097 Peri. 124.32453 -0.39338888 +0.88350984
a 0.1465973 Node 239.48069 +0.71635264 +0.46792075
e 0.1049966 Incl. 162.83241 +0.57626737 +0.02145998
P 3.32 H 15.9 P/d 1212.53
Residuals in seconds of arc
K04CD 568 0.8- 0.3- K0515 568 0.5+ 0.3+ K0616 568 0.2+ 0.1+
K04CD 568 0.4- 0.4- K0528 568 0.1- 0.0 K0616 568 0.4+ 0.1-
K04CE 568 0.3+ 0.1- K0528 568 0.0 0.4+ K0621 568 0.5- 0.7-
K04CE 568 0.7+ 0.0 K0535 568 0.4- 0.1- K0621 568 0.0 0.5-
K0515 568 0.2- 0.1- K0535 568 0.2- 0.1- K0622 568 0.0 0.9+
K0515 568 0.0 0.2- K0615 568 0.2+ 0.3- K0622 568 0.1- 0.7+
K0515 568 0.4+ 0.4+ K0615 568 0.2+ 0.2-
Ephemerides:
S/2004 S 9
Date TT R. A. (2000) Decl. Delta r_S dR.A. ("/m) dDecl.m1"/')
2006 02 04 08 42.01 +18 37.7 8.102 0.125 2453+/2.88+ 1856-/ 30.9-
2006 02 14 08 38.83 +18 50.9 8.148 0.124 2466+/2.90+ 1823-/ 30.4-
2006 02 24 08 35.94 +19 02.9 8.223 0.123 2464+/2.90+ 1778-/ 29.6-
2006 03 06 08 33.49 +19 13.0 8.325 0.121 2447+/2.88+ 1723-/ 28.7-
2006 03 16 08 31.63 +19 20.9 8.451 0.120 2414+/2.84+ 1660-/ 27.7-
2006 03 26 08 30.42 +19 26.3 8.597 0.119 2367+/2.79+ 1590-/ 26.5-
2006 04 05 08 29.93 +19 29.2 8.757 0.118 2305+/2.72+ 1515-/ 25.2-
2006 04 15 08 30.18 +19 29.5 8.926 0.116 2228+/2.63+ 1435-/ 23.9-
2006 04 25 08 31.15 +19 27.2 9.101 0.115 2137+/2.52+ 1352-/ 22.5-
2006 05 05 08 32.82 +19 22.5 9.276 0.114 2033+/2.39+ 1266-/ 21.1-
2006 05 15 08 35.12 +19 15.4 9.446 0.114 1916+/2.26+ 1176-/ 19.6-
2006 05 25 08 37.99 +19 06.2 9.608 0.113 1787+/2.10+ 1083-/ 18.1-
2006 06 04 08 41.38 +18 54.9 9.759 0.112 1647+/1.93+ 986-/ 16.4-
2006 06 14 08 45.20 +18 41.7 9.894 0.111 1496+/1.75+ 886-/ 14.8-
2006 06 24 08 49.38 +18 26.8 10.011 0.111 1335+/1.56+ 782-/ 13.0-
S/2004 S 16
Date TT R. A. (2000) Decl. Delta r_S dR.A. ("/m) dDecl. ("/')
2006 02 04 08 35.13 +19 19.4 8.161 0.140 3409-/4.01- 646+/ 10.8+
2006 02 14 08 31.87 +19 31.0 8.194 0.140 3448-/4.06- 582+/ 9.7+
2006 02 24 08 28.95 +19 41.1 8.256 0.141 3468-/4.09- 518+/ 8.6+
2006 03 06 08 26.52 +19 49.3 8.345 0.142 3470-/4.10- 454+/ 7.6+
2006 03 16 08 24.70 +19 55.1 8.457 0.143 3455-/4.08- 393+/ 6.6+
2006 03 26 08 23.58 +19 58.4 8.588 0.143 3425-/4.05- 336+/ 5.6+
2006 04 05 08 23.22 +19 59.2 8.732 0.144 3380-/4.00- 283+/ 4.7+
2006 04 15 08 23.63 +19 57.3 8.885 0.145 3324-/3.93- 234+/ 3.9+
2006 04 25 08 24.79 +19 52.9 9.043 0.146 3255-/3.85- 190+/ 3.2+
2006 05 05 08 26.67 +19 46.1 9.200 0.147 3177-/3.75- 148+/ 2.5+
2006 05 15 08 29.22 +19 36.9 9.353 0.147 3089-/3.64- 109+/ 1.8+
2006 05 25 08 32.36 +19 25.4 9.497 0.148 2993-/3.53- 72+/ 1.2+
2006 06 04 08 36.04 +19 11.9 9.630 0.149 2889-/3.40- 36+/ 0.6+
2006 06 14 08 40.18 +18 56.4 9.748 0.150 2777-/3.26- 1-/ 0.0
2006 06 24 08 44.70 +18 39.2 9.849 0.151 2658-/3.12- 38-/ 0.6-
Brian G. Marsden (C) Copyright 2006 MPC M.P.E.C. 2006-C72
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