[Iaude] MPEC C64: 2018 CH2 [a=2.07,e=0.53,i=5.5,H=28.1]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Sat Feb 10 15:38:01 EST 2018
M.P.E.C. 2018-C64 Issued 2018 Feb. 10, 20:07 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2018 CH2
Observations:
K18C02H* C2018 02 08.21429 07 36 47.67 +45 32 59.7 21.3 GUEC064G96
K18C02H C2018 02 08.22009 07 36 51.83 +45 32 53.6 21.0 GUEC064G96
K18C02H C2018 02 08.22632 07 36 56.27 +45 32 45.9 21.9 GUEC064G96
K18C02H C2018 02 08.23291 07 37 01.20 +45 32 38.4 21.6 GUEC064G96
K18C02H C2018 02 08.29915607 37 48.78 +45 30 39.3 20.9 GUEC064H01
K18C02H C2018 02 08.30239107 37 51.28 +45 30 32.9 20.9 GUEC064H01
K18C02H C2018 02 08.31881307 38 04.06 +45 29 58.9 20.8 GUEC064H01
K18C02H C2018 02 08.32361907 38 07.84 +45 29 48.6 20.8 GUEC064H01
K18C02H C2018 02 09.11274307 53 43.15 +45 02 23.9 20.9 GUEC064H01
K18C02H C2018 02 09.11886207 53 50.54 +45 02 13.5 20.7 GUEC064H01
K18C02H C2018 02 09.12803 07 54 03.74 +45 01 56.9 22.2 GUEC064I52
K18C02H C2018 02 09.12927 07 54 05.34 +45 01 55.2 20.9 GUEC064I52
K18C02H C2018 02 09.12931507 54 03.13 +45 01 55.3 20.8 GUEC064H01
K18C02H C2018 02 09.13051 07 54 06.79 +45 01 53.0 21.1 GUEC064I52
K18C02H C2018 02 09.13177 07 54 08.28 +45 01 50.8 20.9 GUEC064I52
K18C02H C2018 02 09.13629707 54 11.54 +45 01 42.5 20.7 GUEC064H01
K18C02H KC2018 02 09.87606808 14 32.83 +44 09 45.4 19.9 VSEC064L01
K18C02H KC2018 02 09.87803808 14 36.44 +44 09 34.4 19.8 VSEC064L01
K18C02H KC2018 02 09.88039108 14 40.64 +44 09 23.0 19.8 VSEC064L01
K18C02H KC2018 02 09.88274008 14 44.93 +44 09 09.1 20.1 VSEC064L01
K18C02H KC2018 02 09.98686 08 18 09.84 +43 57 24.8 UEC064J95
K18C02H KC2018 02 09.99380 08 18 23.44 +43 56 37.3 UEC064J95
K18C02H KC2018 02 09.99835 08 18 32.38 +43 56 06.0 20.2 GUEC064J95
K18C02H C2018 02 10.12901 08 24 11.09 +43 41 54.0 20.3 GUEC064I52
K18C02H C2018 02 10.12956 08 24 12.26 +43 41 51.3 20.1 GUEC064I52
K18C02H C2018 02 10.13011 08 24 13.42 +43 41 47.4 20.2 GUEC064I52
K18C02H C2018 02 10.13065 08 24 14.65 +43 41 44.6 20.1 GUEC064I52
Observer details:
G96 Mt. Lemmon Survey. Observer A. D. Grauer. Measurers E. J. Christensen,
D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
1.5-m reflector + 10K 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.
I52 Steward Observatory, Mt. Lemmon Station. Observers G. J. Leonard,
J. A. Johnson. Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs,
A. D. Grauer, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
R. G. Matheny, R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2018 CH2 Earth MOID = 0.0014 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 6.73199 (2000.0) P Q
n 0.33001674 Peri. 202.28403 -0.97151156 -0.23038282
a 2.0738567 Node 324.25195 +0.22925189 -0.85412549
e 0.5349434 Incl. 5.45901 +0.06007380 -0.46625465
P 2.99 H 28.1 G 0.15 U 4
Residuals in seconds of arc
180208 G96 0.4+ 0.0 180209 H01 0.5- 0.2- 180209 L01 0.5- 0.5+
180208 G96 0.1- 0.3+ 180209 I52 0.4+ 0.2- 180209 L01 0.2- 0.5-
180208 G96 1.0- 0.2- 180209 I52 1.4+ 0.2+ 180209 J95 0.1+ 0.2-
180208 G96 0.4+ 0.3+ 180209 H01 0.6- 0.1- 180209 J95 0.2+ 0.1-
180208 H01 0.0 0.0 180209 I52 0.9+ 0.2+ 180209 J95 0.1+ 0.3+
180208 H01 0.1+ 0.0 180209 I52 0.5+ 0.1+ 180210 I52 0.5+ 0.1+
180208 H01 0.3+ 0.0 180209 H01 0.4- 0.1- 180210 I52 0.3+ 0.6+
180208 H01 0.2+ 0.1+ 180209 L01 0.3- 0.6- 180210 I52 0.1- 0.0
180209 H01 0.5- 0.1- 180209 L01 0.2+ 0.9- 180210 I52 0.5+ 0.4+
Ephemeris:
2018 CH2 a,e,i = 2.07, 0.53, 5 q = 0.9645
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 01 11 06 50 39.4 +43 39 07 0.1795 1.1507 156.9 19.6 25.7
...
2018 01 26 06 48 31.9 +45 25 19 0.09368 1.0634 145.8 31.3 24.4
...
2018 02 03 06 59 54.7 +45 54 51 0.05122 1.0258 140.8 37.4 23.2
...
2018 02 09 07 50 48.3 +45 07 22 0.02021 1.0029 143.3 36.0 21.1
2018 02 10 08 18 41.7 +43 57 21 0.01523 0.9995 146.5 33.0 20.4
2018 02 11 09 08 55.8 +40 33 13 0.01049 0.9963 152.9 26.8 19.4
...
2018 02 17 17 13 26.9 -43 38 31 0.02274 0.9800 68.5 110.2 24.0
...
2018 02 25 18 03 05.9 -45 30 36 0.06364 0.9671 67.4 109.1 26.2
...
2018 03 12 18 27 06.9 -45 27 56 0.1383 0.9719 77.0 95.0 27.1
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-C64
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