MPEC 2019-A31 : 2019 AL
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M.P.E.C. 2019-A31 Issued 2019 Jan. 4, 11:34 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
2019 AL
Observations:
K19A00L C2018 12 12.40616903 10 09.289+32 54 44.73 21.0 GVEA031F51
K19A00L C2018 12 12.41982703 10 08.034+32 53 17.86 20.8 GVEA031F51
K19A00L C2018 12 12.42675003 10 07.430+32 52 33.46 20.8 GVEA031F51
K19A00L C2018 12 12.43214203 10 06.914+32 51 58.85 21.4 GVEA031F51
K19A00L C2018 12 12.44448603 10 05.792+32 50 40.29 21.5 GVEA031F51
K19A00L* C2019 01 02.27422 03 02 41.340-00 28 16.28 21.8 wUEA031F51
K19A00L C2019 01 02.28679 03 02 41.536-00 29 11.34 22.0 wUEA031F51
K19A00L C2019 01 02.29937 03 02 41.724-00 30 06.11 21.9 wUEA031F51
K19A00L C2019 01 02.31193 03 02 41.922-00 31 01.69 21.9 wUEA031F51
K19A00L ^C2019 01 03.31146503 03 08.567-01 42 41.28 21.94GVEA031568
K19A00L ^C2019 01 03.31241103 03 08.585-01 42 45.34 21.86GVEA031568
K19A00L ^C2019 01 03.31336203 03 08.602-01 42 49.29 21.94GVEA031568
K19A00L |C2019 01 04.08906 03 03 31.54 -02 36 18.2 21.7 GVEA031807
K19A00L |C2019 01 04.09471 03 03 31.66 -02 36 41.2 21.8 GVEA031807
K19A00L |C2019 01 04.10119 03 03 31.82 -02 37 07.8 21.5 GVEA031807
Observer details:
568 Mauna Kea. Observers R. Wainscoat, C. Wipper, T. Burdullis. Measurers
R. Weryk, R. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
1.00-m f/10.0 astrograph + CCD.
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, K. Chambers, L. Denneau,
J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier. 1.8-m
Ritchey-Chretien + CCD.
Orbital elements:
2019 AL Earth MOID = 0.2321 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 28.51718 (2000.0) P Q
n 0.61533466 Peri. 249.61793 -0.71870837 -0.45695968
a 1.3689738 Node 259.74443 +0.64261586 -0.72436625
e 0.1986831 Incl. 32.17965 -0.26552425 -0.51621835
P 1.60 H 22.2 G 0.15 U 6
Residuals in seconds of arc
181212 F51 0.2- 0.2+ 190102 F51 0.1- 0.1- 190103 568 0.0 0.1+
181212 F51 0.1- 0.2+ 190102 F51 0.0 0.0 190103 568 0.0 0.2+
181212 F51 0.3+ 0.0 190102 F51 0.0 0.3+ 190104 807 0.0 0.2-
181212 F51 0.0 0.3- 190102 F51 0.1+ 0.2- 190104 807 0.1- 0.0
181212 F51 0.0 0.1- 190103 568 0.0 0.2+ 190104 807 0.1+ 0.1-
Ephemeris:
2019 AL a,e,i = 1.37, 0.20, 32 q = 1.0970
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 12 05 03 23 12.1 +45 04 57 0.3202 1.2768 151.8 21.4 21.3
...
2018 12 20 03 03 06.5 +19 27 15 0.3022 1.2335 141.0 30.1 21.4
...
2018 12 28 03 01 21.0 +06 34 52 0.3249 1.2114 128.2 39.7 21.7
...
2019 01 03 03 03 00.2 -01 20 26 0.3525 1.1956 119.2 45.9 22.1
2019 01 04 03 03 29.2 -02 30 20 0.3578 1.1930 117.8 46.8 22.1
2019 01 05 03 04 01.5 -03 37 40 0.3632 1.1905 116.5 47.7 22.2
...
2019 01 11 03 08 16.7 -09 31 10 0.3979 1.1757 109.2 52.2 22.5
...
2019 01 19 03 16 13.8 -15 29 26 0.4476 1.1574 101.2 56.5 22.8
...
2019 02 03 03 36 06.1 -22 48 38 0.5394 1.1285 90.6 60.8 23.3
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-A31
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