MPEC 2023-C114 : 2021 LM43
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M.P.E.C. 2023-C114 Issued 2023 February 13, 16:45 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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 LM43
Observations:
K21L43M*.C2021 06 13.02307 16 02 29.886-21 45 15.33 24.9 rVEC114807
K21L43M .C2021 06 13.15379 16 02 29.447-21 45 13.78 25.1 rVEC114807
K21L43M .C2021 07 12.06924 16 01 03.871-21 40 00.75 25.1 rVEC114304
K21L43M .C2021 07 14.12384 16 00 59.216-21 39 42.11 24.9 rVEC114304
K21L43M .C2021 07 14.21570 16 00 59.000-21 39 41.03 25.0 rVEC114304
K21L43M .C2021 09 03.01089 16 00 30.776-21 35 52.32 24.5 rVEC114304
K21L43M .C2021 09 03.08707 16 00 30.852-21 35 52.12 24.5 rVEC114304
K21L43M .C2022 03 07.33586 16 10 15.888-21 56 38.39 24.9 rVEC114304
K21L43M .C2022 04 08.29854 16 09 31.633-21 54 08.26 24.8 rVEC114304
K21L43M .C2022 04 08.34513 16 09 31.507-21 54 07.89 25.0 rVEC114304
Observer details:
304 Las Campanas Observatory. Observers C. Trujillo, S. S. Sheppard, W.
Oldroyd, C. Chandler. Measurer S. S. Sheppard. 6.5-m Magellan-Baade
telescope + CCD.
807 Cerro Tololo Observatory, La Serena. Observers C. Trujillo, S. S.
Sheppard. Measurer S. S. Sheppard. 4.0-m CTIO reflector + CCD.
Orbital elements:
2021 LM43
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Alexandersen
M 28.43549 (2000.0) P Q
n 0.00120003 Peri. 258.03109 -0.79108827 -0.56530135
a 87.7015806 Node 247.11050 +0.61167923 -0.73435043
e 0.6231543 Incl. 14.69483 -0.00527959 -0.37571775
P 821 H 7.30 G 0.15 U 9
Residuals in seconds of arc
210613 807 0.2- 0.1- 210714 304 0.2- 0.1+ 220408 304 0.1+ 0.1-
210613 807 0.1+ 0.1- 210903 304 0.1+ 0.1+ 220408 304 0.1- 0.1-
210712 304 0.3+ 0.1- 210903 304 0.1- 0.3+
210714 304 0.0 0.1- 220307 304 0.0 0.0
Ephemeris:
2021 LM43 a,e,i = 87.70, 0.62, 15 q = 33.0500
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 01 14 16 12 01.7 -21 50 36 60.1926 59.5408 48.1 0.7 25.2
...
2023 01 29 16 12 45.3 -21 52 08 59.9995 59.5624 63.2 0.8 25.2
...
2023 02 06 16 13 02.7 -21 52 43 59.8831 59.5740 71.3 0.9 25.2
...
2023 02 12 16 13 12.9 -21 53 02 59.7916 59.5827 77.3 0.9 25.2
2023 02 13 16 13 14.4 -21 53 04 59.7761 59.5841 78.3 0.9 25.2
2023 02 14 16 13 15.7 -21 53 07 59.7606 59.5855 79.3 0.9 25.2
...
2023 02 20 16 13 22.5 -21 53 17 59.6661 59.5942 85.4 0.9 25.2
...
2023 02 28 16 13 27.4 -21 53 20 59.5390 59.6058 93.4 1.0 25.2
...
2023 03 15 16 13 23.9 -21 52 54 59.3059 59.6274 108.4 0.9 25.2
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-C114
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