MPEC 2018-A82 : 2018 AY3
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M.P.E.C. 2018-A82 Issued 2018 Jan. 15, 18:04 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2018 AY3
Observations:
K18A03Y* C2018 01 13.26421 07 12 13.02 +22 26 53.0 20.6 GUEA082G96
K18A03Y C2018 01 13.26933 07 12 16.72 +22 27 26.2 20.7 GUEA082G96
K18A03Y C2018 01 13.27955 07 12 24.09 +22 28 32.2 20.8 GUEA082G96
K18A03Y C2018 01 13.32876 07 12 59.51 +22 33 47.0 20.4 GUEA082I52
K18A03Y C2018 01 13.33002 07 13 00.42 +22 33 55.0 20.6 GUEA082I52
K18A03Y C2018 01 13.33126 07 13 01.27 +22 34 02.9 20.3 GUEA082I52
K18A03Y C2018 01 13.41667307 14 02.55 +22 42 41.8 20.7 GUEA082H01
K18A03Y C2018 01 13.42138307 14 06.01 +22 43 10.2 20.5 GUEA082H01
K18A03Y C2018 01 13.43640007 14 17.03 +22 44 40.0 21.0 GUEA082H01
K18A03Y C2018 01 13.44266307 14 21.68 +22 45 17.4 20.8 GUEA082H01
K18A03Y C2018 01 14.19495 07 23 58.39 +23 59 09.6 20.7 GUEA082I52
K18A03Y C2018 01 14.19619 07 23 59.20 +23 59 17.3 20.9 GUEA082I52
K18A03Y C2018 01 14.19868 07 24 00.83 +23 59 31.2 21.0 GUEA082I52
K18A03Y KC2018 01 14.21658 07 24 11.56 +24 01 21.4 oEA082711
K18A03Y KC2018 01 14.21947 07 24 13.41 +24 01 37.9 oEA082711
K18A03Y KC2018 01 14.22380 07 24 16.23 +24 02 01.7 oEA082711
K18A03Y KC2018 01 15.24269 07 35 42.36 +25 27 05.3 oEA082711
K18A03Y KC2018 01 15.24602 07 35 44.25 +25 27 20.8 oEA082711
K18A03Y KC2018 01 15.24988 07 35 46.49 +25 27 38.7 oEA082711
K18A03Y C2018 01 15.40857 07 37 18.32 +25 39 19.7 20.9 GUEA082I52
K18A03Y C2018 01 15.41023 07 37 19.26 +25 39 26.7 20.9 GUEA082I52
K18A03Y C2018 01 15.41188 07 37 20.23 +25 39 33.5 20.8 GUEA082I52
K18A03Y C2018 01 15.41354 07 37 21.15 +25 39 40.4 21.3 GUEA082I52
Observer details:
711 McDonald Observatory. Observer J. G. Ries. 2.1-m reflector + CCD + focal
reducer.
G96 Mt. Lemmon Survey. Observer D. C. Fuls. 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 R. G. Matheny,
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.
Orbital elements:
2018 AY3 Earth MOID = 0.0259 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 312.66324 (2000.0) P Q
n 0.46759133 Peri. 324.88131 +0.21548960 -0.97285405
a 1.6439619 Node 112.54404 +0.91553350 +0.17122516
e 0.4057706 Incl. 5.24165 +0.33965076 +0.15568216
P 2.11 H 27.0 G 0.15 U 7
Residuals in seconds of arc
180113 G96 0.1- 0.2+ 180113 H01 0.5- 0.2- 180115 711 0.1- 0.1+
180113 G96 0.1- 0.0 180113 H01 0.1- 0.1- 180115 711 0.5- 0.0
180113 G96 0.1- 0.3- 180114 I52 0.5+ 0.2- 180115 711 0.1- 0.1-
180113 I52 0.6+ 0.1- 180114 I52 0.3+ 0.4+ 180115 I52 0.4+ 0.0
180113 I52 0.6+ 0.0 180114 I52 0.1+ 0.1+ 180115 I52 0.1+ 0.0
180113 I52 0.1+ 0.1+ 180114 711 0.1- 0.2+ 180115 I52 0.4+ 0.2-
180113 H01 0.2- 0.1- 180114 711 0.5- 0.4+ 180115 I52 0.1- 0.3-
180113 H01 0.1- 0.0 180114 711 0.4- 0.0
Ephemeris:
2018 AY3 a,e,i = 1.64, 0.41, 5 q = 0.9769
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 12 16 00 06 55.4 -35 59 08 0.08841 0.9771 82.8 92.0 24.9
...
2017 12 31 02 39 43.4 -23 33 24 0.03915 0.9943 105.2 72.6 22.5
...
2018 01 08 05 40 44.9 +07 36 00 0.03454 1.0142 152.9 26.2 20.9
...
2018 01 14 07 21 30.2 +23 41 35 0.05002 1.0334 174.8 4.9 21.0
2018 01 15 07 33 02.2 +25 08 24 0.05349 1.0370 175.1 4.6 21.1
2018 01 16 07 43 22.0 +26 21 26 0.05711 1.0406 174.5 5.2 21.3
...
2018 01 22 08 26 38.7 +30 35 52 0.08132 1.0641 168.9 10.2 22.3
...
2018 01 30 08 56 04.7 +32 28 38 0.1181 1.0996 165.2 13.2 23.3
...
2018 02 14 09 19 22.6 +32 24 43 0.1990 1.1761 159.6 17.0 24.7
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-A82
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