MPEC 2008-Y27 : 2008 CH116
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M.P.E.C. 2008-Y27 Issued 2008 Dec. 22, 12:26 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 CH116
Revision to MPEC 2008-C80
Additional Observations:
K08CB6H C2008 12 21.21703 14 44 17.96 +03 21 53.6 EY027493
K08CB6H C2008 12 21.22468 14 44 18.26 +03 22 15.5 19.9 C EY027493
K08CB6H C2008 12 21.23075 14 44 18.50 +03 22 33.3 19.7 C EY027493
K08CB6H C2008 12 22.23118 14 45 05.69 +04 10 30.6 20.2 C EY027493
K08CB6H C2008 12 22.23909 14 45 06.10 +04 10 53.5 20.3 C EY027493
K08CB6H C2008 12 22.24704 14 45 06.43 +04 11 16.3 19.9 C EY027493
Observer details:
493 Calar Alto. Observer F. Hormuth. 1.23-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
081221 493 33.5+ 30.8- 081222 493 31.4+ 27.5- MPO136033 +0.015 day
Orbital elements:
2008 CH116 Earth MOID = 0.2246 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 42.01444 (2000.0) P Q
n 1.82685839 Peri. 248.07809 +0.84153625 +0.41366597
a 0.6627241 Node 86.01048 -0.26870243 +0.87845901
e 0.5874778 Incl. 20.38086 -0.46863178 +0.23914479
P 0.54 H 19.0 G 0.15 U 6
Residuals in seconds of arc
080209 G96 0.1+ 0.5- 080212 291 1.1- 0.1+ 080213 H01 0.3+ 0.0
080209 G96 0.2+ 0.1- 080213 J95 (2.0+ 2.0+) 080213 G96 0.6+ 0.4-
080209 G96 0.2+ 0.1- 080213 J95 0.2+ 0.0 080227 568 0.0 0.0
080209 G96 0.2+ 0.0 080213 291 0.5- 0.6+ 080227 568 0.0 0.0
080210 J95 0.5- 0.5+ 080213 291 0.1- 0.3+ 081221 493 0.1+ 0.1+
080210 J95 0.5+ 0.5- 080213 291 0.3+ 0.1+ 081221 493 0.0 0.2-
080210 J95 0.5+ 0.0 080213 G96 0.6+ 0.6- 081221 493 0.1- 0.0
080211 J95 0.1+ 0.4- 080213 H01 0.2+ 0.1+ 081222 493 0.4- 0.2-
080211 J95 0.2+ 0.4+ 080213 G96 0.7+ 0.2- 081222 493 0.4+ 0.1+
080211 J95 0.3- 0.3- 080213 H01 0.2+ 0.0 081222 493 0.1- 0.1+
080212 291 0.5- 0.1+ 080213 H01 0.3+ 0.1-
080212 291 (0.7+ 1.6-) 080213 G96 0.1+ 0.3-
Ephemeris:
2008 CH116 a,e,i = 0.66, 0.59, 20 q = 0.2734
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 12 20 14 43.45 +02 22.8 0.450 0.797 52.8 100.5 20.4
2008 12 30 14 53.81 +10 06.5 0.441 0.883 63.9 89.4 20.1
2009 01 09 15 10.25 +17 25.9 0.428 0.951 73.0 81.5 19.9
2009 01 19 15 31.22 +24 56.3 0.410 1.000 80.3 75.8 19.7
2009 01 29 15 56.50 +33 00.0 0.392 1.033 85.8 72.0 19.6
2009 02 08 16 27.16 +41 41.3 0.375 1.050 89.1 70.0 19.4
2009 02 18 17 06.60 +50 43.0 0.361 1.050 89.7 70.2 19.4
2009 02 28 18 02.14 +59 22.4 0.354 1.036 87.2 72.8 19.4
2009 03 10 19 27.23 +66 10.9 0.351 1.005 81.7 78.0 19.5
2009 03 20 21 28.10 +68 38.3 0.353 0.957 73.4 85.9 19.7
2009 03 30 23 24.12 +64 53.4 0.359 0.892 62.5 96.6 20.0
2009 04 09 00 38.15 +55 59.8 0.373 0.807 48.9 110.7 20.6
Timothy B. Spahr (C) Copyright 2008 MPC M.P.E.C. 2008-Y27
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