MPEC 2023-K201 : 2020 YL5
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M.P.E.C. 2023-K201 Issued 2023 May 30, 14:05 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
2020 YL5
Revision to MPEC 2021-A52
Additional Observations:
K20Y05L KC2023 05 27.23072517 41 54.880+43 26 59.10 23.06GVEK201V06
K20Y05L KC2023 05 27.24263617 41 53.030+43 26 56.20 VEK201V06
K20Y05L KC2023 05 27.25455117 41 51.100+43 26 52.60 22.77GVEK201V06
K20Y05L KC2023 05 27.26646517 41 49.180+43 26 49.20 23.35GVEK201V06
K20Y05L KC2023 05 29.27109717 36 27.940+43 14 15.20 22.62GVEK201V06
K20Y05L KC2023 05 29.29810917 36 23.400+43 14 03.60 22.32GVEK201V06
K20Y05L KC2023 05 29.31161217 36 21.090+43 13 57.60 22.68GVEK201V06
Observer details:
V06 Catalina Sky Survey-Kuiper. Observer A. Serrano. Measurers E. J.
Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.55-m
reflector + 1K CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
230527 V06 43.0- 35.2- 230529 V06 43.6- 34.7- MPO740956 -0.02 days
Orbital elements:
2020 YL5 Earth MOID = 0.2500 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 193.06109 (2000.0) P Q
n 0.61294563 Peri. 271.72448 +0.64839372 -0.23315384
a 1.3725286 Node 102.32965 +0.45324243 +0.88308090
e 0.2650738 Incl. 47.88790 -0.61168365 +0.40719455
P 1.61 H 20.66 G 0.15 U 2
Residuals in seconds of arc
201215 G96 0.3+ 0.1- 210105 F51 (0.0 0.5-) 210110 I52 0.1+ 0.1-
201215 G96 0.1- 0.2+ 210106 291 0.2+ 0.3- 210117 I52 0.1+ 0.1-
201215 G96 0.5- 0.1+ 210106 291 0.2+ 0.2- 210117 I52 0.1+ 0.3-
201227 G96 0.1- 0.5- 210106 I52 0.3+ 0.3+ 210117 I52 0.1+ 0.8-
201227 G96 0.1- 0.1- 210106 I52 0.6+ 0.0 230527 V06 0.4- 0.3-
201227 G96 0.4+ 0.4- 210106 I52 0.1- 0.1- 230527 V06 0.2+ 0.2+
201227 G96 0.6- 0.2- 210106 I52 0.0 0.2+ 230527 V06 0.1- 0.0
201227 G96 0.0 0.4- 210106 F51 0.1- 0.2- 230527 V06 0.2- 0.1+
201227 G96 0.1+ 0.4- 210106 F51 0.0 0.1+ 230529 V06 0.2+ 0.1+
201227 G96 0.0 0.2- 210106 F51 0.0 0.2+ 230529 V06 0.4+ 0.0
201227 G96 0.4+ 0.1- 210110 I52 0.2- 0.4- 230529 V06 0.0 0.1-
210105 F51 0.1- 0.1+ 210110 I52 0.0 0.1-
210105 F51 (0.1- 0.5-) 210110 I52 0.1+ 0.3-
Ephemeris:
2020 YL5 a,e,i = 1.37, 0.27, 48 q = 1.0087
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 04 30 18 25 27.7 +41 30 18 1.1117 1.6425 101.5 36.9 23.5
...
2023 05 15 18 08 21.4 +43 25 33 0.9823 1.6070 107.5 36.9 23.1
...
2023 05 23 17 52 18.8 +43 40 14 0.9150 1.5860 110.6 36.7 23.0
...
2023 05 29 17 37 12.0 +43 16 11 0.8668 1.5692 112.9 36.5 22.8
2023 05 30 17 34 27.2 +43 08 35 0.8590 1.5663 113.3 36.5 22.8
2023 05 31 17 31 38.9 +42 59 51 0.8514 1.5634 113.6 36.4 22.8
...
2023 06 06 17 13 46.9 +41 41 28 0.8074 1.5455 115.6 36.3 22.6
...
2023 06 14 16 48 19.4 +38 38 25 0.7562 1.5205 117.5 36.3 22.4
...
2023 06 29 16 03 23.5 +28 29 34 0.6923 1.4702 117.4 37.9 22.2
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-K201
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