MPEC 2008-G42 : 2008 CM116
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M.P.E.C. 2008-G42 Issued 2008 Apr. 7, 23:11 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 CM116
Revision to MPEC 2008-C84
Additional Observations:
K08CB6M C2002 02 24.47237 12 18 58.11 +01 28 57.4 20.5 R EG042644
K08CB6M C2002 02 24.48273 12 18 57.37 +01 29 00.4 20.2 R EG042644
K08CB6M C2002 02 24.49429 12 18 56.49 +01 29 04.0 20.2 R EG042644
K08CB6M C2002 03 12.28652 11 57 14.06 +02 52 43.9 20.7 R EG042644
K08CB6M C2002 03 12.35780 11 57 07.53 +02 53 08.8 20.7 R EG042644
K08CB6M C2002 03 12.43596 11 57 00.37 +02 53 35.5 20.1 R EG042644
K08CB6M C2002 04 03.33781 11 24 45.40 +04 47 53.1 20.3 R EG042644
K08CB6M C2002 04 03.37962 11 24 41.96 +04 48 02.9 21.1 R EG042644
K08CB6M C2008 04 04.21699 10 28 42.06 +16 10 51.1 21.9 V EG042G96
K08CB6M C2008 04 04.22369 10 28 41.66 +16 10 51.2 21.9 V EG042G96
K08CB6M C2008 04 04.23036 10 28 41.16 +16 10 50.4 20.6 V EG042G96
K08CB6M C2008 04 04.23704 10 28 40.83 +16 10 50.9 21.0 V EG042G96
K08CB6M C2008 04 06.06806510 26 57.19 +16 09 25.0 21.7 EG042H55
K08CB6M C2008 04 06.07406910 26 56.83 +16 09 24.6 21.9 EG042H55
K08CB6M C2008 04 06.08011010 26 56.48 +16 09 24.3 21.8 EG042H55
Observer details:
644 Palomar Mountain/NEAT. Observers E. F. Helin, S. Pravdo, K. Lawrence,
K. Kuluhiwa, M. Hicks. Measurer R. Matson. 1.2-m Schmidt + CCD.
G96 Mt. Lemmon Survey. Observer S. M. Larson. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 1.5-m reflector + CCD.
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
Measurer H. Devore. 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
020224 644 32.5- 96.1+ 080406 H55 3.1+ 4.7- MPO136033 +0.045 day
Orbital elements:
2008 CM116 Earth MOID = 0.3151 AU
Epoch 2008 May 14.0 TT = JDT 2454600.5 MPC
M 166.07548 (2000.0) P Q
n 0.47337387 Peri. 355.69216 +0.99738364 +0.07228384
a 1.6305465 Node 0.17174 -0.05294744 +0.73950351
e 0.6632012 Incl. 18.71029 -0.04921836 +0.66926049
P 2.08 H 17.4 G 0.15 U 5
Residuals in seconds of arc
020224 644 0.1+ 0.2- 080211 G96 1.0+ 0.3- 080227 291 0.2- 0.2-
020224 644 0.5+ 0.1- 080212 291 0.3- 0.4+ 080227 291 0.4- 0.2-
020224 644 0.2+ 0.3+ 080212 291 0.2+ 0.2- 080304 711 0.9+ 0.2+
020312 644 0.1- 0.3- 080212 291 0.3- 0.1+ 080304 711 0.5+ 0.3+
020312 644 0.2- 0.2+ 080213 246 (4.8- 0.3-) 080304 711 1.3+ 1.2+
020312 644 0.4- 0.3+ 080213 246 (3.9- 0.1+) 080304 G96 0.5+ 0.7-
020403 644 0.1+ 0.4+ 080213 291 0.2+ 0.1+ 080304 G96 0.6- 0.6-
020403 644 0.1- 0.4- 080213 G96 0.5+ 0.3- 080304 G96 0.2- 0.2-
080210 G96 0.4+ 0.3+ 080213 291 0.0 0.1+ 080304 G96 0.2+ 0.3-
080210 G96 1.0+ 0.1- 080213 291 0.2- 0.0 080308 711 0.2+ 0.6+
080210 G96 0.8+ 0.3- 080213 G96 0.3+ 0.0 080308 711 0.9+ 0.1-
080210 G96 0.7+ 0.1- 080213 G96 0.3+ 0.5- 080308 711 1.2+ 1.0+
080210 G96 0.5+ 0.1- 080213 G96 0.2+ 0.1+ 080404 G96 0.2- 0.3-
080210 G96 0.3+ 0.0 080216 H55 0.1+ 0.4- 080404 G96 0.2- 0.1+
080210 G96 0.9+ 0.1- 080216 H55 0.6+ 0.0 080404 G96 1.6- 0.5-
080210 G96 0.4+ 0.0 080216 H55 0.6+ 0.2- 080404 G96 0.5- 0.3+
080211 G96 0.6+ 0.2- 080226 291 0.1- 0.0 080406 H55 0.1+ 0.0
080211 G96 0.4+ 0.2- 080226 291 0.1- 0.2+ 080406 H55 0.2- 0.0
080211 G96 0.4- 0.1+ 080226 291 0.4+ 0.1+ 080406 H55 0.3- 0.0
Ephemeris:
2008 CM116 a,e,i = 1.63, 0.66, 19 q = 0.5492
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 04 04 10 28.92 +16 11.0 1.817 2.647 138.1 14.6 21.6
2008 04 14 10 20.79 +15 56.9 1.941 2.665 126.7 17.6 21.9
2008 04 24 10 16.02 +15 28.1 2.079 2.679 116.2 19.7 22.1
2008 05 04 10 14.30 +14 47.9 2.227 2.691 106.3 21.1 22.3
Sonia Keys (C) Copyright 2008 MPC M.P.E.C. 2008-G42
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