[Iaude] MPEC Y86: 2018 CX1 [a=0.82,e=0.40,i=34.0,H=20.2]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Tue Dec 24 10:03:31 EST 2019
M.P.E.C. 2019-Y86 Issued 2019 December 24, 15:02 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 CX1
Revision to MPEC 2018-C58
Additional Observations:
K18C01X KC2019 12 21.82598120 45 14.019-02 18 59.66 21.5 GVEY086J04
K18C01X KC2019 12 21.84164820 45 18.095-02 17 56.08 22.0 GVEY086J04
K18C01X KC2019 12 21.85731820 45 22.086-02 16 53.34 21.4 GVEY086J04
K18C01X KC2019 12 23.82757120 53 46.392-00 06 38.68 21.9 GVEY086J04
K18C01X KC2019 12 23.84539320 53 50.829-00 05 29.20 21.5 GVEY086J04
K18C01X KC2019 12 23.86332620 53 55.348-00 04 19.04 21.7 GVEY086J04
Observer details:
J04 ESA Optical Ground Station, Tenerife. Observer D. Abreu. Measurers M.
Micheli, D. Koschny, M. Busch, A. Knofel, E. Schwab. 1.0-m f/4.4
reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
191221 J04 0.01+ 0.03+ 191223 J04 0.01+ 0.03+ MPO477903 +0.04 days
Orbital elements:
2018 CX1 Earth MOID = 0.1312 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 267.71373 (2000.0) P Q
n 1.33160480 Peri. 295.88749 +0.44821674 +0.89388224
a 0.8182496 Node 0.89576 -0.47829648 +0.24806233
e 0.3954950 Incl. 33.96557 -0.75520476 +0.37341614
P 0.74 H 20.2 G 0.15 U 5
Residuals in seconds of arc
180206 G96 0.9- 0.1- 180207 H36 (3.0- 1.6-) 180209 I52 0.1- 0.2-
180206 G96 0.2+ 0.4+ 180207 H36 0.3+ 0.2+ 180209 I52 0.3- 0.3-
180206 G96 0.3+ 0.3- 180207 V06 0.2- 0.4+ 180209 I52 0.2- 0.3-
180206 G96 0.2- 0.2+ 180207 V06 0.6- 1.2- 180218 I52 0.3- 0.3-
180206 H01 0.0 0.1- 180207 V06 0.2+ 0.2- 180218 I52 0.2+ 0.4-
180206 I52 0.2+ 0.4+ 180207 I52 0.3+ 0.3- 180218 I52 0.1+ 0.1+
180206 H01 0.1- 0.0 180207 I52 0.2- 0.1- 180218 I52 0.2- 0.0
180206 I52 0.3+ 0.3+ 180207 I52 0.8+ 0.3+ 180223 I52 0.0 0.2-
180206 I52 0.2+ 0.8+ 180207 I52 0.8+ 0.6+ 180223 I52 0.1- 0.1-
180206 H01 0.0 0.0 180208 711 0.1+ 0.4+ 180223 I52 0.3+ 0.4+
180206 V06 0.0 0.2- 180208 711 0.1+ 0.2+ 191221 J04 0.0 0.5-
180206 I52 0.1+ 0.1+ 180208 I52 0.2- 0.3- 191221 J04 0.4+ 0.4+
180206 V06 0.2- 0.0 180208 711 0.0 0.5+ 191221 J04 0.5- 0.5+
180206 V06 0.0 0.3- 180208 I52 0.3- 0.1- 191223 J04 0.1+ 0.4+
180206 H01 0.1- 0.2- 180208 I52 0.0 0.4- 191223 J04 0.3- 0.2-
180206 V06 0.0 0.3+ 180208 I52 0.3- 0.0 191223 J04 0.1+ 0.5-
180207 H36 0.4+ 0.2+ 180209 I52 0.1- 0.3-
Ephemeris:
2018 CX1 a,e,i = 0.82, 0.40, 34 q = 0.4946
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 11 24 18 00 27.7 -30 21 32 1.0533 0.5273 29.7 68.2 21.3
...
2019 12 09 19 42 10.1 -16 47 31 0.9252 0.6301 38.4 76.0 21.7
...
2019 12 17 20 23 25.4 -07 45 11 0.8972 0.6950 43.1 75.1 21.8
...
2019 12 23 20 50 16.7 -01 01 04 0.8912 0.7438 46.4 73.3 21.9
2019 12 24 20 54 30.1 +00 04 40 0.8912 0.7519 47.0 73.0 21.9
2019 12 25 20 58 39.8 +01 09 48 0.8915 0.7599 47.5 72.6 21.9
...
2019 12 31 21 22 34.7 +07 25 54 0.8980 0.8067 50.5 70.2 22.0
...
2020 01 08 21 52 34.0 +15 02 30 0.9163 0.8654 54.1 66.9 22.1
...
2020 01 23 22 47 09.9 +26 55 57 0.9670 0.9614 59.0 61.4 22.2
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-Y86
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