MPEC 2019-F114: 2018 LA16
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M.P.E.C. 2019-F114 Issued 2019 Mar. 28, 01:31 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 LA16
Revision to MPEC 2018-M68
Additional Observations:
K18L16A C2014 06 26.55188322 09 32.288-07 55 39.97 23.1 GVEF114F51
K18L16A C2014 06 26.56391922 09 31.878-07 55 35.91 22.9 GVEF114F51
K18L16A C2014 06 26.57597422 09 31.430-07 55 32.02 23.7 GVEF114F51
K18L16A C2014 06 28.50694922 08 26.417-07 45 36.09 22.6 GVEF114F51
K18L16A C2014 06 28.51903622 08 25.924-07 45 32.43 22.3 GVEF114F51
K18L16A C2014 06 28.53114322 08 25.470-07 45 28.58 23.1 GVEF114F51
K18L16A C2014 06 28.54318822 08 25.059-07 45 25.17 23.0 GVEF114F51
K18L16A C2014 07 04.57427822 04 14.367-07 18 11.13 23.4 GVEF114F51
K18L16A C2014 07 04.58219422 04 13.965-07 18 08.86 23.2 GVEF114F51
K18L16A C2014 08 21.37372321 08 02.535-06 41 52.72 23.1 GVEF114F51
K18L16A C2014 08 21.38660621 08 01.641-06 41 53.52 23.5 GVEF114F51
K18L16A C2018 07 09.48512920 50 08.706-20 12 41.91 21.1 GVEF114F51
K18L16A C2018 07 09.49616720 50 07.605-20 12 38.51 22.1 GVEF114F51
K18L16A C2018 07 09.50722820 50 06.520-20 12 34.81 21.0 GVEF114F51
K18L16A C2018 07 09.51826220 50 05.388-20 12 31.16 21.6 GVEF114F51
K18L16A C2018 08 08.36292020 04 53.420-17 42 04.55 21.6 GVEF114F51
K18L16A C2018 08 08.37261920 04 52.695-17 42 02.16 22.1 GVEF114F51
K18L16A C2018 08 08.38234120 04 51.975-17 41 59.43 22.0 GVEF114F51
K18L16A C2018 08 13.38182419 59 26.788-17 19 28.21 22.0 GVEF114F51
K18L16A C2018 08 13.39349919 59 26.055-17 19 25.02 21.8 GVEF114F51
K18L16A C2018 08 13.40517519 59 25.333-17 19 22.03 23.4 GVEF114F51
K18L16A C2018 08 13.41685719 59 24.582-17 19 18.57 22.2 GVEF114F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
140626 F51 45.5+ 42.1+ 180813 F51 0.3- 0.0 MPO451989 +0.0016 day
Orbital elements:
2018 LA16 Earth MOID = 0.3475 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 106.70170 (2000.0) P Q
n 0.23791494 Peri. 256.65479 -0.91000496 +0.33234923
a 2.5794171 Node 302.23682 -0.16274430 -0.83619673
e 0.5391334 Incl. 17.03953 -0.38132042 -0.43625567
P 4.14 H 19.5 G 0.15 U 2
Residuals in seconds of arc
140626 F51 0.1+ 0.1+ 180619 807 0.0 0.1- 180710 474 0.2+ 0.3+
140626 F51 0.1+ 0.3+ 180619 807 0.0 0.0 180710 474 0.5+ 0.4-
140626 F51 0.5- 0.4+ 180619 807 0.1- 0.1- 180719 474 0.1- 0.2+
140628 F51 0.3+ 0.2- 180619 F51 0.1- 0.1- 180719 474 0.2- 0.0
140628 F51 0.2- 0.1- 180619 F51 0.0 0.0 180719 474 0.3+ 0.1-
140628 F51 0.2- 0.1+ 180619 F51 0.0 0.1- 180719 474 0.2- 0.3+
140628 F51 0.5+ 0.1- 180621 H01 0.1- 0.2- 180805 691 0.2- 0.2+
140704 F51 0.0 0.3- 180621 H01 0.1+ 0.0 180805 691 0.1+ 0.3+
140704 F51 0.1- 0.1+ 180621 H01 0.2- 0.0 180805 691 0.3+ 0.7+
140821 F51 0.1- 0.3- 180621 H01 0.2- 0.0 180808 F51 0.1+ 0.3+
140821 F51 0.0 0.0 180708 807 0.1+ 0.1- 180808 F51 0.1- 0.0
180615 F51 0.1- 0.0 180708 807 0.0 0.1+ 180808 F51 0.2- 0.1+
180615 F51 0.0 0.1- 180708 807 0.0 0.1+ 180813 F51 0.1+ 0.1-
180615 F51 0.0 0.1- 180709 F51 0.1- 0.1- 180813 F51 0.1+ 0.0
180617 291 0.0 0.4+ 180709 F51 0.0 0.2- 180813 F51 0.1+ 0.1-
180617 291 0.5- 0.3+ 180709 F51 0.3+ 0.1- 180813 F51 0.2- 0.2+
180617 F51 0.3+ 0.1- 180709 F51 0.1- 0.0 180902 807 0.3- 0.2-
180617 F51 0.0 0.0 180710 474 0.7+ 0.2+ 180902 807 0.3- 0.6-
180617 F51 0.2- 0.0 180710 474 0.2+ 0.3+ 180902 807 0.0 0.8-
Ephemeris:
2018 LA16 a,e,i = 2.58, 0.54, 17 q = 1.1888
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 02 26 22 36 28.9 +00 25 25 4.2334 3.2610 9.4 2.9 25.5
...
2019 03 13 22 53 59.2 +02 36 27 4.2905 3.3193 10.7 3.2 25.6
...
2019 03 21 23 03 00.7 +03 47 20 4.3037 3.3493 14.6 4.3 25.7
...
2019 03 27 23 09 37.2 +04 40 45 4.3059 3.3713 18.0 5.3 25.7
2019 03 28 23 10 42.4 +04 49 40 4.3056 3.3750 18.6 5.4 25.8
2019 03 29 23 11 47.4 +04 58 35 4.3051 3.3786 19.2 5.6 25.8
...
2019 04 04 23 18 11.8 +05 52 10 4.2985 3.4000 22.9 6.6 25.8
...
2019 04 12 23 26 28.5 +07 03 33 4.2797 3.4279 28.1 7.9 25.9
...
2019 04 27 23 41 04.3 +09 16 25 4.2149 3.4783 38.1 10.3 26.0
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-F114
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