[Iaude] MPEC D142: 2020 FL [a=0.87,e=0.40,i=5.9,H=24.81]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Thu Feb 29 09:08:47 EST 2024
M.P.E.C. 2024-D142 Issued 2024 February 29, 14:07 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 FL
Revision to MPEC 2020-F20
Additional Observations:
K20F00L 0C2024 02 06.45101208 38 08.010+39 57 36.15 23.27GVED142T12
K20F00L 0C2024 02 06.47052608 38 00.053+39 57 38.03 23.41GVED142T12
K20F00L 0C2024 02 07.53638408 31 05.352+39 58 48.56 23.61GVED142T12
K20F00L 0C2024 02 07.55538808 30 57.790+39 58 46.51 23.46GVED142T12
Observer details:
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. J. Tholen.
2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240206 T12 0.05+ 0.01+ 240207 T12 0.05+ 0.01+ E2023-Y46 +0.03 days
Orbital elements:
2020 FL Earth MOID = 0.0027 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 257.42387 (2000.0) P Q
n 1.21212522 Peri. 309.79223 +0.61384770 +0.78941685
a 0.8711730 Node 358.06604 -0.68922743 +0.53378761
e 0.3967757 Incl. 5.90055 -0.38491109 +0.30313664
P 0.81 H 24.81 G 0.15 U 4
Residuals in seconds of arc
200316 703 0.3+ 0.4- 200316 246 1.0- 0.1+ 200316 Z80 0.1- 0.1-
200316 703 0.3+ 0.3- 200316 246 0.8- 0.1- 200316 Z80 0.1+ 0.1+
200316 703 0.6+ 0.8- 200316 246 0.2- 0.2- 200316 Z80 0.1- 0.3+
200316 703 0.7- 0.3- 200316 246 0.3+ 0.1+ 200316 Z80 0.4+ 1.1+
200316 I52 (1.1+ 0.3-) 200316 L18 0.6+ 0.9- 200316 J69 0.0 0.7-
200316 I52 0.1+ 0.3+ 200316 L18 1.1+ 0.1- 200316 J69 0.8+ 0.0
200316 I52 0.5- 0.1+ 200316 L18 (2.0+ 0.3+) 200316 J69 0.2+ 0.9-
200316 I52 (1.2- 0.2-) 200316 L04 0.3- 0.0 200316 J69 0.1+ 0.7-
200316 L04 1.4- 0.2+ 200316 204 0.3+ 0.1+ 200316 J69 0.1+ 0.8-
200316 L04 1.3- 0.3+ 200316 204 0.2+ 0.2+ 200316 J69 0.0 0.6-
200316 L04 0.2- 0.1+ 200316 204 0.0 0.1+ 200317 I52 0.0 0.2-
200316 246 0.0 0.1+ 200316 J95 0.3+ 0.2+ 200317 I52 0.2+ 0.2+
200316 246 0.1- 0.6- 200316 204 0.3- 0.0 200317 I52 0.1+ 0.1-
200316 246 0.1- 0.4+ 200316 J95 0.3- 0.4+ 200317 I52 0.8+ 0.2-
200316 L01 0.1+ 0.2+ 200316 J95 0.4+ 0.2+ 200317 033 0.4- 0.0
200316 246 1.4- 0.2- 200316 J95 0.1- 0.2- 200317 033 0.0 0.1+
200316 246 1.4- 0.7+ 200316 204 0.1- 0.2+ 200317 033 0.1- 0.1-
200316 246 1.1- 0.1- 200316 C47 0.5- 0.1- 200317 033 0.1- 0.2-
200316 L01 0.2+ 0.1+ 200316 C47 0.4+ 0.0 200317 033 0.3- 0.2-
200316 L01 0.4- 0.1+ 200316 C47 0.2+ 0.1+ 200317 K87 0.2- 0.4-
200316 L01 0.0 0.1+ 200316 C47 0.2+ 0.0 200317 K87 0.3+ 0.1+
200316 L01 0.1+ 0.2+ 200316 C47 0.6- 0.2+ 200317 K87 0.9- 0.1-
200316 033 0.0 0.3- 200316 033 0.7- 0.2- 240206 T12 0.0 0.1+
200316 033 0.7- 0.2- 200316 033 0.6- 0.1- 240206 T12 0.1+ 0.1-
200316 246 0.8- 0.2+ 200316 033 0.9- 0.2- 240207 T12 0.0 0.0
200316 033 0.5- 0.3- 200316 G34 (2.5+ 0.0 ) 240207 T12 0.1- 0.1-
200316 246 0.4- 0.2+ 200316 G34 (2.9+ 0.1-)
200316 246 0.1- 0.2+ 200316 G34 0.5- 0.5+
Ephemeris:
2020 FL a,e,i = 0.87, 0.40, 6 q = 0.5255
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 01 30 09 26 24.6 +38 40 17 0.2466 1.2165 157.5 18.0 23.1
...
2024 02 14 07 52 15.1 +39 18 37 0.2567 1.2041 143.8 29.0 23.5
...
2024 02 22 07 15 06.4 +37 10 10 0.2778 1.1902 131.1 38.7 24.0
...
2024 02 28 06 55 57.8 +35 10 38 0.2976 1.1765 122.3 45.4 24.3
2024 02 29 06 53 25.5 +34 50 18 0.3011 1.1739 120.9 46.4 24.3
2024 03 01 06 51 03.4 +34 30 00 0.3047 1.1712 119.5 47.4 24.4
...
2024 03 07 06 40 03.5 +32 30 58 0.3265 1.1536 111.7 53.1 24.6
...
2024 03 15 06 32 16.4 +30 04 45 0.3554 1.1255 102.4 59.7 25.0
...
2024 03 30 06 30 24.3 +26 11 20 0.4004 1.0588 87.4 70.4 25.4
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-D142
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