MPEC 2020-L33 : 2015 LA40
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M.P.E.C. 2020-L33 Issued 2020 June 8, 14:48 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
2015 LA40
Revision to MPEC 2015-M28
Additional Observations:
K15L40A C2019 12 19.29318004 16 06.519+16 42 47.50 22.5 GVEL033F51
K15L40A C2019 12 19.30565704 16 04.909+16 42 20.18 22.7 GVEL033F51
K15L40A C2019 12 19.31813704 16 03.282+16 41 52.76 22.9 GVEL033F51
K15L40A C2019 12 19.33068504 16 01.661+16 41 25.11 22.4 GVEL033F51
K15L40A C2020 06 08.26617713 58 53.798-22 27 59.79 20.81wUEL033F52
K15L40A C2020 06 08.27725713 58 57.403-22 27 19.17 21.29wUEL033F52
K15L40A C2020 06 08.28834613 59 01.016-22 26 37.75 20.94wUEL033F52
K15L40A C2020 06 08.29942813 59 04.606-22 25 56.92 21.70wUEL033F52
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Dukes, T. Lowe, A.
Schultz, M. Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L.
Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, 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 (or two decimals in degrees), reference and Delta-T
191219 F51 0.26- 0.08- 200608 F52 0.77- 0.05- MPO346338 -0.00 days
Orbital elements:
2015 LA40 Earth MOID = 0.1726 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 23.24995 (2000.0) P Q
n 0.39141266 Peri. 281.02529 -0.93754524 -0.08279231
a 1.8508851 Node 254.89656 +0.18704602 -0.93888978
e 0.4877611 Incl. 20.48462 -0.29329628 -0.33411287
P 2.52 H 22.4 G 0.15 U 5
Residuals in seconds of arc
150611 F51 0.0 0.3- 150616 291 0.2- 0.2- 150617 291 0.2- 0.2-
150611 F51 0.3- 0.3+ 150616 291 0.3+ 0.4+ 150617 291 0.1- 0.3+
150613 F51 0.1+ 0.0 150617 807 0.1- 0.5- 150617 291 0.0 0.0
150613 F51 0.0 0.2- 150617 807 0.2+ 0.3- 150623 F51 0.1- 0.1-
150613 F51 0.2+ 0.0 150617 807 0.2- 0.5- 150623 F51 0.1+ 0.2-
150615 F51 0.1+ 0.2+ 150617 926 0.0 0.1+ 150623 F51 0.0 0.1+
150615 F51 0.1+ 0.0 150617 926 0.7- 0.3+ 150715 568 0.0 0.0
150615 F51 0.2+ 0.1+ 150617 I52 0.3+ 0.8+ 150715 568 0.0 0.0
150616 291 0.2- 0.0 150617 I52 1.2- 0.4+
Ephemeris:
2015 LA40 a,e,i = 1.85, 0.49, 20 q = 0.9481
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 05 09 08 13 18.1 -46 42 31 0.2271 1.0506 94.1 73.4 21.9
...
2020 05 24 11 45 45.9 -41 45 26 0.2037 1.1350 122.4 48.9 21.0
...
2020 06 01 13 12 19.0 -31 12 59 0.2306 1.1856 133.9 38.1 21.1
...
2020 06 07 13 54 57.6 -23 51 53 0.2675 1.2253 137.4 34.1 21.4
2020 06 08 14 00 42.8 -22 47 26 0.2747 1.2321 137.7 33.7 21.5
2020 06 09 14 06 09.2 -21 45 49 0.2823 1.2388 137.8 33.4 21.5
...
2020 06 15 14 33 27.6 -16 33 49 0.3327 1.2799 137.2 32.7 21.9
...
2020 06 23 15 00 11.9 -11 49 19 0.4112 1.3356 134.1 33.1 22.5
...
2020 07 08 15 35 42.4 -07 17 01 0.5829 1.4414 126.5 34.6 23.5
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-L33
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