MPEC 2021-L137 : 2021 LK5
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M.P.E.C. 2021-L137 Issued 2021 June 13, 04:45 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
2021 LK5
Observations:
K21L05K*KC2021 06 10.22163 19 34 37.34 -37 16 43.9 17.9 GVEL137W94
K21L05K KC2021 06 10.22712 19 34 40.19 -37 16 21.5 18.2 GVEL137W94
K21L05K KC2021 06 10.23258 19 34 42.99 -37 15 59.7 18.6 GVEL137W94
K21L05K KC2021 06 10.34711 19 35 42.73 -37 08 03.1 VEL137W95
K21L05K KC2021 06 10.35234 19 35 45.51 -37 07 41.6 VEL137W95
K21L05K KC2021 06 10.35757 19 35 48.20 -37 07 18.3 19.3 GVEL137W95
K21L05K KC2021 06 11.21918 19 43 56.95 -36 04 38.5 19.2 GVEL137W95
K21L05K KC2021 06 11.22441 19 43 59.72 -36 04 15.8 19.9 GVEL137W95
K21L05K KC2021 06 11.22969 19 44 02.60 -36 03 52.1 19.3 GVEL137W95
K21L05K |C2021 06 11.25025 19 44 13.59 -36 02 10.1 20.6 VuEL137807
K21L05K |C2021 06 11.25330 19 44 15.23 -36 01 56.6 20.2 VuEL137807
K21L05K |C2021 06 11.25650 19 44 16.92 -36 01 42.8 20.8 VuEL137807
K21L05K KC2021 06 11.56681719 47 13.07 -35 37 24.2 20.1 GVEL137474
K21L05K KC2021 06 11.56921319 47 14.35 -35 37 13.1 20.2 GVEL137474
K21L05K KC2021 06 11.57041119 47 14.98 -35 37 07.2 20.1 GVEL137474
K21L05K KC2021 06 11.57160919 47 15.64 -35 37 01.8 20.1 GVEL137474
K21L05K KC2021 06 11.57280719 47 16.24 -35 36 55.6 19.7 GVEL137474
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 0.61-m f/6.5 astrograph + CCD.
W94 MAP, San Pedro de Atacama. Observers A. Maury, G. Attard. Measurers A.
Maury, G. Attard, D. Parrott. 0.28-m f/2.2 Schmidt + CCD.
W95 Observatorio Panameno, San Pedro de Atacama. Observers A. Maury, G.
Attard, J. Fabrega. Measurers A. Maury, G. Attard, D. Parrott. 0.40-m
f/3.8 reflector + CCD.
Orbital elements:
2021 LK5 Earth MOID = 0.0523 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 292.65306 (2000.0) P Q
n 0.32938998 Peri. 18.55093 +0.39099298 +0.91161420
a 2.0764866 Node 274.62591 -0.85972966 +0.31254122
e 0.4887776 Incl. 7.30998 -0.32861742 +0.26697852
P 2.99 H 23.02 G 0.15 U 9
Residuals in seconds of arc
210610 W94 0.1+ 0.2- 210611 W95 0.2- 0.6+ 210611 474 0.3+ 0.1-
210610 W94 0.1- 0.1+ 210611 W95 0.3- 0.1+ 210611 474 0.0 0.1-
210610 W94 0.7- 0.1- 210611 W95 0.6+ 0.3+ 210611 474 0.1- 0.3+
210610 W95 0.1+ 0.6+ 210611 807 0.1- 0.3+ 210611 474 0.0 0.1+
210610 W95 0.6+ 0.3- 210611 807 0.1+ 0.1+ 210611 474 0.6- 0.8+
210610 W95 0.1- 0.5+ 210611 807 0.0 0.5-
Ephemeris:
2021 LK5 a,e,i = 2.08, 0.49, 7 q = 1.0615
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 05 14 16 51 37.7 -44 11 53 0.2598 1.2393 148.4 25.3 21.7
...
2021 05 29 17 59 04.4 -44 27 39 0.1697 1.1633 149.8 26.0 20.7
...
2021 06 06 18 57 13.0 -41 08 26 0.1321 1.1295 148.5 28.0 20.1
...
2021 06 12 19 51 17.3 -35 03 04 0.1105 1.1081 145.3 31.5 19.8
2021 06 13 20 00 50.7 -33 37 48 0.1076 1.1049 144.4 32.4 19.8
2021 06 14 20 10 28.1 -32 05 02 0.1050 1.1017 143.4 33.3 19.7
...
2021 06 20 21 07 33.5 -20 23 07 0.09452 1.0853 135.2 41.3 19.7
...
2021 06 28 22 13 30.4 -01 54 06 0.09642 1.0698 121.3 54.3 20.1
...
2021 07 13 23 32 02.5 +21 47 22 0.1338 1.0621 106.4 66.7 21.1
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-L137
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