[Iaude] MPEC O04: 2018 CQ1 [a=1.44,e=0.58,i=19.0,H=21.00]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Tue Jul 16 10:15:14 EDT 2024
M.P.E.C. 2024-O04 Issued 2024 July 16, 14:13 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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 CQ1
Revision to MPEC 2018-C55
Additional Observations:
K18C01Q 7C2024 06 29.99523318 38 22.943-26 13 44.25 VEO004Z84
K18C01Q 7C2024 06 30.00760818 38 20.757-26 14 00.86 VEO004Z84
K18C01Q 7C2024 07 14.92119517 47 59.039-31 53 05.02 VEO004Z84
K18C01Q 7C2024 07 14.94421617 47 53.719-31 53 35.39 VEO004Z84
Observer details:
Z84 Calar Alto-Schmidt. Observers F. Ocana, R. Kresken, M. Micheli, L.
Conversi. Measurers F. Ocana, M. Micheli. 0.8-m f/3 Schmidt + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240629 Z84 0.04- 0.01- 240714 Z84 0.04- 0.02- MPO441103 -0.00 days
Orbital elements:
2018 CQ1 Earth MOID = 0.2215 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 236.70934 (2000.0) P Q
n 0.57017621 Peri. 319.42213 +0.54517974 -0.77283052
a 1.4403344 Node 95.08509 +0.82849145 +0.43754246
e 0.5794748 Incl. 19.03282 +0.12798816 +0.45966247
P 1.73 H 21.00 G 0.15 U 1
Residuals in seconds of arc
170725 F51 0.0 0.5- 180207 V06 0.6+ 0.5+ 180309 H21 0.1+ 0.4+
170725 F51 0.1- 0.2+ 180207 V06 0.6+ 0.8- 180310 H21 0.0 0.4+
170725 F51 0.1- 0.1+ 180207 V06 0.1- 0.1+ 180310 H21 0.1+ 0.4+
180203 C51 1.6+ 0.3+ 180207 691 0.1+ 0.4+ 180310 H21 0.4+ 0.6+
180203 C51 0.2+ 0.7+ 180207 691 0.2+ 0.1+ 180314 H21 0.1- 0.4-
180203 C51 (2.4+ 2.1+) 180207 I52 0.5- 0.5+ 180314 H21 0.0 0.2-
180203 C51 1.0+ 0.2- 180207 I52 0.1- 0.2- 180314 H21 0.2- 0.2-
180203 C51 1.9- 0.2+ 180207 691 0.1- 1.1+ 180315 H21 0.4+ 0.5+
180204 C51 0.1- 0.6- 180207 I52 0.3- 0.3+ 180315 H21 0.3+ 0.6+
180206 H01 0.1+ 0.2- 180207 I52 0.6+ 0.5+ 180315 H21 0.3+ 0.1+
180206 H01 0.1+ 0.2- 180208 V06 0.3+ 0.2- 180318 H21 0.1- 0.2-
180206 H01 0.3+ 0.3- 180208 V06 0.2+ 0.1- 180318 H21 0.4- 0.4-
180206 711 1.6- 0.4+ 180208 V06 0.4+ 0.3- 180318 H21 0.3- 0.7-
180206 711 0.8- 0.7+ 180208 V06 0.3+ 0.5- 240629 Z84 0.1+ 0.1-
180206 H01 0.4+ 0.2- 180303 695 0.1+ 0.4- 240630 Z84 0.1+ 0.0
180206 711 (2.7- 0.3+) 180303 695 0.2+ 0.3- 240714 Z84 0.2+ 0.9+
180206 691 0.0 0.4- 180303 695 0.0 0.3- 240714 Z84 0.4+ 0.3+
180206 691 0.4- 0.4- 180309 H21 0.2- 0.0
180206 691 0.1+ 0.2- 180309 H21 0.2- 0.1+
Ephemeris:
2018 CQ1 a,e,i = 1.44, 0.58, 19 q = 0.6057
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 06 16 19 09 49.4 -21 34 22 0.7460 1.7325 158.8 12.2 22.3
...
2024 07 01 18 35 28.7 -26 36 08 0.6146 1.6304 176.3 2.3 21.3
...
2024 07 09 18 09 34.5 -29 40 19 0.5695 1.5718 163.9 10.3 21.4
...
2024 07 15 17 47 41.4 -31 54 32 0.5476 1.5259 153.4 17.4 21.5
2024 07 16 17 43 55.3 -32 15 53 0.5449 1.5180 151.6 18.6 21.5
2024 07 17 17 40 08.1 -32 36 52 0.5424 1.5102 149.9 19.8 21.6
...
2024 07 23 17 17 21.4 -34 33 31 0.5327 1.4619 139.4 26.9 21.7
...
2024 07 31 16 48 24.8 -36 41 41 0.5309 1.3950 126.0 36.1 21.8
...
2024 08 15 16 05 10.9 -39 35 34 0.5462 1.2612 103.9 51.2 22.1
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-O04
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