MPEC 2008-C49 : 2008 CX21
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M.P.E.C. 2008-C49 Issued 2008 Feb. 9, 14:43 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 CX21
Observations:
K08C21X* C2008 02 07.28324 10 04 32.00 +25 09 10.1 19.4 EC049704
K08C21X C2008 02 07.29534 10 04 42.00 +25 14 59.5 19.7 EC049704
K08C21X C2008 02 07.30746 10 04 51.85 +25 20 52.0 19.9 EC049704
K08C21X C2008 02 07.31958 10 05 01.92 +25 26 42.3 19.8 EC049704
K08C21X C2008 02 07.33170 10 05 11.81 +25 32 33.0 19.7 EC049704
K08C21X C2008 02 08.33313 10 21 43.58 +33 54 11.4 19.7 EC049704
K08C21X C2008 02 08.34534 10 21 56.54 +34 00 28.4 19.7 EC049704
K08C21X C2008 02 08.35754 10 22 09.63 +34 06 45.7 19.6 EC049704
K08C21X C2008 02 08.36999 10 22 22.92 +34 13 09.8 20.1 EC049704
K08C21X C2008 02 09.10090 10 37 30.42 +40 30 59.8 EC049J95
K08C21X C2008 02 09.10257 10 37 32.51 +40 31 51.0 EC049J95
K08C21X C2008 02 09.10392 10 37 34.29 +40 32 32.6 20.0 R EC049J95
K08C21X C2008 02 09.23579 10 40 47.20 +41 41 01.4 19.8 R EC049651
K08C21X C2008 02 09.23640 10 40 48.13 +41 41 20.8 19.9 R EC049651
K08C21X C2008 02 09.23762 10 40 49.73 +41 41 57.9 20.1 R EC049651
K08C21X C2008 02 09.23823 10 40 50.59 +41 42 17.2 19.9 R EC049651
K08C21X 5C2008 02 09.30098 10 42 18.02 +42 14 43.3 EC049673
K08C21X 5C2008 02 09.30642 10 42 25.44 +42 17 32.0 EC049673
K08C21X 5C2008 02 09.31171 10 42 32.96 +42 20 16.2 EC049673
Observer details:
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + 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.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2008 CX21 Earth MOID = 0.0658 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 307.96985 (2000.0) P Q
n 0.36849121 Peri. 48.22055 -0.93256845 +0.14284043
a 1.9268650 Node 136.70696 -0.16014996 -0.98676742
e 0.5112212 Incl. 28.91237 +0.32352446 -0.07672459
P 2.67 H 24.5 G 0.15 U 5
Residuals in seconds of arc
080207 704 0.3- 0.1- 080208 704 0.5+ 0.2+ 080209 651 0.2- 1.1-
080207 704 0.8+ 0.8- 080208 704 0.1- 0.0 080209 651 0.1+ 0.8-
080207 704 0.6- 0.9+ 080209 J95 0.8+ 0.5+ 080209 673 0.3+ 0.6+
080207 704 0.7+ 0.2+ 080209 J95 0.5- 0.0 080209 673 1.2- 0.2+
080207 704 0.7- 0.2- 080209 J95 0.5- 0.2- 080209 673 0.7+ 0.1+
080208 704 0.0 0.1- 080209 651 0.4- 0.4-
080208 704 0.4- 0.4- 080209 651 0.7+ 0.0
Ephemeris:
2008 CX21 a,e,i = 1.93, 0.51, 29 q = 0.9418
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 02 04 09 30.56 +03 47.3 0.0878 1.071 166.1 12.8 20.1
2008 02 05 09 38.63 +09 12.7 0.0807 1.066 170.4 8.9 19.8
2008 02 06 09 48.42 +15 35.0 0.0747 1.060 172.1 7.3 19.5
2008 02 07 10 00.53 +22 55.0 0.0699 1.055 167.9 11.3 19.5
2008 02 08 10 15.75 +31 03.6 0.0666 1.049 160.2 18.5 19.7
2008 02 09 10 35.25 +39 38.8 0.0651 1.044 151.2 27.1 19.9
2008 02 10 11 00.68 +48 06.4 0.0654 1.039 141.8 35.9 20.1
2008 02 11 11 34.19 +55 46.8 0.0675 1.034 132.7 44.5 20.4
2008 02 12 12 17.99 +62 04.8 0.0713 1.029 124.3 52.4 20.8
2008 02 13 13 12.81 +66 35.5 0.0764 1.024 116.9 59.3 21.1
2008 02 14 14 15.06 +69 10.7 0.0827 1.019 110.6 65.1 21.4
2008 02 15 15 16.59 +70 03.4 0.0898 1.015 105.2 69.9 21.8
2008 02 16 16 09.75 +69 43.0 0.0975 1.010 100.6 73.9 22.1
2008 02 17 16 51.82 +68 41.1 0.106 1.006 96.8 77.2 22.3
2008 02 18 17 23.94 +67 20.4 0.114 1.002 93.5 80.0 22.6
2008 02 19 17 48.37 +65 54.3 0.123 0.998 90.7 82.2 22.8
2008 02 20 18 07.21 +64 29.5 0.133 0.994 88.3 84.0 23.0
2008 02 21 18 22.00 +63 09.1 0.142 0.990 86.2 85.5 23.2
2008 02 22 18 33.85 +61 54.3 0.151 0.986 84.5 86.8 23.4
2008 02 23 18 43.52 +60 45.4 0.161 0.982 82.9 87.8 23.6
2008 02 24 18 51.55 +59 42.1 0.170 0.979 81.5 88.6 23.7
Timothy B. Spahr (C) Copyright 2008 MPC M.P.E.C. 2008-C49
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