MPEC 2010-C56 : 2010 CH18
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M.P.E.C. 2010-C56 Issued 2010 Feb. 14, 13:18 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
2010 CH18
Observations:
K10C18H* S2010 02 09.01710 01 10 02.18 +70 48 13.8 EC056C51
K10C18H s2010 02 09.01710 1 + 2071.5188 + 917.5247 + 6517.3213 EC056C51
K10C18H S2010 02 09.14940 01 10 00.26 +70 49 51.4 EC056C51
K10C18H s2010 02 09.14940 1 + 2079.2523 + 933.1756 + 6512.5359 EC056C51
K10C18H S2010 02 09.28171 01 09 57.94 +70 51 25.7 EC056C51
K10C18H s2010 02 09.28171 1 + 2086.4759 + 948.2157 + 6508.1327 EC056C51
K10C18H S2010 02 09.61253 01 09 53.13 +70 55 25.7 EC056C51
K10C18H s2010 02 09.61253 1 + 2079.1320 + 958.1302 + 6509.2281 EC056C51
K10C18H S2010 02 09.61266 01 09 53.54 +70 55 27.4 EC056C51
K10C18H s2010 02 09.61266 1 + 2027.0787 + 897.6794 + 6534.1778 EC056C51
K10C18H S2010 02 09.67875 01 09 52.56 +70 56 15.8 EC056C51
K10C18H s2010 02 09.67875 1 + 2056.8651 + 935.5735 + 6519.4528 EC056C51
K10C18H S2010 02 09.74496 01 09 51.77 +70 57 03.3 EC056C51
K10C18H s2010 02 09.74496 1 + 2034.3342 + 912.7488 + 6529.6886 EC056C51
K10C18H S2010 02 09.87727 01 09 50.19 +70 58 40.5 EC056C51
K10C18H s2010 02 09.87727 1 + 2040.9835 + 927.8200 + 6525.5696 EC056C51
K10C18H S2010 02 09.94348 01 09 49.70 +70 59 30.4 EC056C51
K10C18H s2010 02 09.94348 1 + 2018.5142 + 905.0238 + 6535.8041 EC056C51
K10C18H S2010 02 10.00957 01 09 48.81 +71 00 18.2 EC056C51
K10C18H s2010 02 10.00957 1 + 2047.8650 + 943.4693 + 6521.1924 EC056C51
K10C18H S2010 02 10.07579 01 09 48.13 +71 01 06.9 EC056C51
K10C18H s2010 02 10.07579 1 + 2025.7975 + 921.0657 + 6531.1740 EC056C51
K10C18H S2010 02 10.20809 01 09 46.83 +71 02 47.1 EC056C51
K10C18H s2010 02 10.20809 1 + 2033.1400 + 936.3567 + 6526.7452 EC056C51
K10C18H C2010 02 12.02059 01 09 41.43 +71 26 13.8 21.0 V EC056H21
K10C18H C2010 02 12.02064401 09 41.51 +71 26 13.0 20.1 V EC056H21
K10C18H C2010 02 12.02430 01 09 41.31 +71 26 15.5 20.6 V EC056H21
K10C18H C2010 02 12.02736 01 09 41.21 +71 26 17.6 20.5 V EC056H21
K10C18H C2010 02 12.02780101 09 41.42 +71 26 18.4 20.3 V EC056H21
K10C18H C2010 02 12.03404201 09 41.28 +71 26 22.5 19.9 V EC056H21
K10C18H C2010 02 12.16476 01 09 40.87 +71 28 04.0 19.3 R EC056926
K10C18H C2010 02 12.16956 01 09 41.30 +71 28 08.8 19.9 R EC056926
K10C18H IC2010 02 12.94868 01 09 47.77 +71 38 34.2 EC056587
K10C18H C2010 02 12.95064 01 09 47.97 +71 38 36.7 20.0 R EC056587
K10C18H C2010 02 12.95266 01 09 47.94 +71 38 38.8 EC056587
K10C18H C2010 02 13.10207 01 09 49.34 +71 40 54.8 19.6 R EC056H01
K10C18H C2010 02 13.10767 01 09 49.35 +71 40 59.1 19.6 R EC056H01
K10C18H C2010 02 13.11465 01 09 49.38 +71 41 04.5 19.7 R EC056H01
K10C18H C2010 02 13.12268 01 09 49.41 +71 41 10.7 19.6 R EC056H01
K10C18H C2010 02 14.09574 01 10 04.48 +71 54 57.2 19.6 R EC056H01
K10C18H C2010 02 14.10379 01 10 04.55 +71 55 03.8 19.5 R EC056H01
K10C18H C2010 02 14.12720 01 10 04.87 +71 55 23.4 20.3 R EC056926
K10C18H C2010 02 14.13000 01 10 04.87 +71 55 24.8 19.7 R EC056H01
K10C18H C2010 02 14.13167 01 10 05.05 +71 55 26.6 20.2 R EC056926
K10C18H C2010 02 14.13613 01 10 04.90 +71 55 30.4 19.9 R EC056926
K10C18H C2010 02 14.14036 01 10 05.00 +71 55 33.1 19.6 R EC056H01
Observer details:
587 Sormano. Observers F. Manca, .. Sicoli, A. Testa. Measurer F. Manca.
0.5-m f/6.8 reflector + CCD.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers H. Devore, S. Foglia. 0.61-m f/4.5 astrograph + CCD.
C51 WISE. Measurers A. Mainzer, E. Wright, J. Bauer, T. Grav, J. Dailey, J.
Masiero, R. Cutri, R. McMillan, R. Walker.
(http://wise.ssl.berkeley.edu/mission_sci.html)
Orbital elements:
2010 CH18 Earth MOID = 0.3107 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 340.98016 (2000.0) P Q
n 0.26118272 Peri. 110.46657 -0.86554976 -0.37052243
a 2.4238538 Node 49.47480 +0.09160480 -0.77857363
e 0.5423262 Incl. 26.31386 +0.49237403 -0.50649406
P 3.77 H 18.9 G 0.15 U 8
Residuals in seconds of arc
100209 C51 0.2+ 2.5- 100212 H21 0.2+ 1.0+ 100213 H01 0.2- 0.1+
100209 C51 1.4+ 0.4+ 100212 H21 0.6+ 0.2+ 100213 H01 0.2- 0.1+
100209 C51 0.0 0.4- 100212 H21 0.2- 0.1- 100213 H01 0.2- 0.1+
100209 C51 1.1- 0.5- 100212 H21 0.6- 0.3- 100214 H01 0.0 0.2+
100209 C51 0.8+ 1.3+ 100212 H21 0.4+ 0.2+ 100214 H01 0.1- 0.4+
100209 C51 0.1+ 1.3+ 100212 H21 0.1- 0.4- 100214 926 0.2+ 0.2+
100209 C51 0.1+ 0.3+ 100212 926 1.5- 0.8- 100214 H01 0.1+ 0.4+
100209 C51 0.3- 0.1+ 100212 926 0.5+ 0.5+ 100214 926 0.8+ 0.1-
100209 C51 0.7+ 1.1+ 100212 587 0.3- 1.8- 100214 926 0.2- 0.1+
100210 C51 0.3- 0.1- 100212 587 0.5+ 0.8- 100214 H01 0.0 0.4+
100210 C51 0.5- 0.5- 100212 587 0.2+ 0.3-
100210 C51 1.0- 1.0+ 100213 H01 0.2- 0.1+
Ephemeris:
2010 CH18 a,e,i = 2.42, 0.54, 26 q = 1.1093
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2010 02 13 01 09.84 +71 39.4 0.611 1.176 91.7 57.0 20.2
2010 02 23 01 18.14 +74 23.6 0.597 1.142 88.6 60.0 20.2
2010 03 05 01 45.33 +78 00.0 0.572 1.120 87.1 62.2 20.1
2010 03 15 03 04.67 +82 08.7 0.540 1.110 87.4 63.5 20.0
2010 03 25 06 59.29 +83 41.0 0.501 1.113 89.6 63.7 19.9
2010 04 04 09 57.66 +77 19.0 0.462 1.128 93.7 62.2 19.7
2010 04 14 10 57.38 +66 08.1 0.430 1.156 99.7 58.8 19.5
2010 04 24 11 26.39 +51 49.2 0.415 1.194 106.9 53.7 19.3
2010 05 04 11 45.84 +35 58.0 0.427 1.241 113.4 48.2 19.3
2010 05 14 12 01.82 +20 53.3 0.472 1.296 117.1 44.0 19.5
2010 05 24 12 16.73 +08 15.4 0.548 1.356 117.5 41.5 19.9
2010 06 03 12 31.53 -01 35.4 0.648 1.420 115.7 40.1 20.3
2010 06 13 12 46.68 -09 06.9 0.766 1.488 112.5 39.1 20.7
2010 06 23 13 02.43 -14 55.2 0.899 1.557 108.6 38.2 21.2
2010 07 03 13 18.83 -19 29.7 1.042 1.628 104.5 37.2 21.6
2010 07 13 13 35.91 -23 11.3 1.194 1.699 100.1 36.1 21.9
Timothy B. Spahr (C) Copyright 2010 MPC M.P.E.C. 2010-C56
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