[Iaude] MPEC N98: 2018 AG1 [a=1.74,e=0.64,i=5.8,H=22.09]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Mon Jul 8 09:28:12 EDT 2024
M.P.E.C. 2024-N98 Issued 2024 July 8, 13:26 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 AG1
Revision to MPEC 2018-A41
Additional Observations:
K18A01G 0C2024 07 07.26054814 02 47.092-12 53 14.29 23.52GVEN098T14
K18A01G 0C2024 07 07.26198614 02 46.947-12 53 14.33 23.47GVEN098T14
K18A01G 0C2024 07 07.26342414 02 46.801-12 53 14.26 23.29GVEN098T14
K18A01G 0C2024 07 08.25689414 01 14.233-12 53 15.80 22.84GVEN098T14
K18A01G 0C2024 07 08.25833414 01 14.094-12 53 15.80 23.00GVEN098T14
K18A01G 0C2024 07 08.25977214 01 13.955-12 53 15.75 22.96GVEN098T14
Observer details:
T14 Canada-France-Hawaii Telescope, Maunakea. Observers H. Januszewski, L.
Wells. Measurer D. J. Tholen. 3.6-m f/4.1 reflector + 1024 x 2306 pixels
Megacam.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240707 T14 0.21- 0.53- 240708 T14 0.14- 0.52- MPO438048 -2.86 days
Orbital elements:
2018 AG1 Earth MOID = 0.0289 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 283.68916 (2000.0) P Q
n 0.43121745 Peri. 291.50844 +0.97916846 -0.17700347
a 1.7351559 Node 78.79481 +0.20249027 +0.88755835
e 0.6370441 Incl. 5.82133 -0.01506038 +0.42533510
P 2.29 H 22.09 G 0.15 U 2
Residuals in seconds of arc
180101 F51 0.1+ 0.1+ 180108 K88 0.1- 0.2- 180118 I52 0.3- 0.1+
180103 F51 0.2- 0.1- 180108 B15 0.0 0.3- 180118 I52 0.0 0.6+
180103 F51 (0.6+ 0.4+) 180108 B15 0.1- 0.1- 180118 I52 0.0 0.2+
180108 G96 0.1- 0.1- 180108 B15 0.2- 0.3- 180119 I52 0.8+ 1.5+
180108 G96 0.2+ 0.2+ 180108 B15 0.2- 0.4- 180119 I52 0.9+ 0.3+
180108 G96 0.1+ 0.0 180108 L04 0.6+ 0.1- 180119 I52 (1.9+ 1.5-)
180108 G96 0.1- 0.1- 180108 L04 0.4+ 0.2+ 180206 291 1.7+ 0.3+
180108 I52 0.4- 0.2+ 180108 L04 0.5+ 0.2- 180206 291 1.5+ 0.4-
180108 I52 0.1- 0.1+ 180110 033 0.0 0.2+ 240707 T14 0.2- 0.1-
180108 I52 0.1+ 0.0 180110 033 0.2+ 0.2+ 240707 T14 0.2- 0.1-
180108 I52 0.1+ 0.0 180110 033 0.1+ 0.0 240707 T14 0.2- 0.1-
180108 I52 0.6+ 0.9+ 180110 033 0.1+ 0.0 240708 T14 0.2- 0.1-
180108 I52 0.7+ 0.2+ 180110 033 0.0 0.1- 240708 T14 0.2- 0.1-
180108 I52 0.5+ 0.0 180111 926 0.1+ 0.1- 240708 T14 0.2- 0.0
180108 K88 0.0 0.1- 180111 926 0.1- 0.6+
180108 K88 0.1- 0.1- 180111 926 0.3+ 0.0
Ephemeris:
2018 AG1 a,e,i = 1.74, 0.64, 6 q = 0.6298
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 06 08 15 09 48.6 -14 28 01 0.6287 1.5960 151.5 17.7 23.0
...
2024 06 23 14 30 50.1 -13 20 02 0.5917 1.4568 127.9 33.4 23.2
...
2024 07 01 14 13 45.4 -12 58 53 0.5844 1.3788 116.3 41.4 23.2
...
2024 07 07 14 03 12.2 -12 53 08 0.5813 1.3186 108.1 47.1 23.3
2024 07 08 14 01 38.2 -12 53 06 0.5809 1.3085 106.8 48.1 23.3
2024 07 09 14 00 07.4 -12 53 19 0.5804 1.2983 105.5 49.0 23.3
...
2024 07 15 13 52 06.4 -13 00 05 0.5770 1.2364 98.0 54.5 23.3
...
2024 07 23 13 43 51.0 -13 22 33 0.5689 1.1521 88.6 61.8 23.4
...
2024 08 07 13 32 21.2 -14 34 44 0.5347 0.9908 72.1 77.0 23.4
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-N98
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