MPEC 2023-D52 : 2019 YZ5
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M.P.E.C. 2023-D52 Issued 2023 February 23, 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
2019 YZ5
Revision to MPEC 2020-A30
Additional Observations:
K19Y05Z C2023 01 28.09671 23 35 01.44 +26 49 16.3 21.9 GVED052I52
K19Y05Z C2023 01 28.11062 23 35 06.60 +26 49 30.5 22.0 GVED052I52
K19Y05Z C2023 01 28.13844 23 35 17.07 +26 50 00.6 VED052I52
K19Y05Z KC2023 02 12.12108301 13 28.045+29 21 03.92 22.06GVED052I52
K19Y05Z KC2023 02 12.15202501 13 40.220+29 21 06.48 22.65GVED052I52
Observer details:
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
Measurers E. J. Christensen, B. Gray, D. Rankin, F. C. Shelly, 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, R. L. Seaman, A.
Serrano, K. W. Wierzchos. 1.0-m f/2.0 prime focus + CCD, 1.0-m prime
focus + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
230128 I52 0.08- 0.04- 230212 I52 0.10- 0.01- MPO545157 -0.11 days
Orbital elements:
2019 YZ5 Earth MOID = 0.2884 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 16.42849 (2000.0) P Q
n 0.30042452 Peri. 98.07648 +0.66957420 -0.50948093
a 2.2078986 Node 294.22720 +0.18438019 +0.81889304
e 0.5695788 Incl. 36.34605 +0.71949589 +0.26427897
P 3.28 H 20.11 G 0.15 U 1
Residuals in seconds of arc
191230 F52 0.0 0.1+ 200101 H01 0.1+ 0.2+ 200214 V06 0.2+ 0.4+
191230 F52 0.3+ 0.0 200101 H01 0.0 0.0 200214 V06 0.4+ 0.0
191230 F52 0.2- 0.1+ 200102 033 0.2+ 0.3- 200214 V06 0.1+ 0.1-
191231 L01 0.4- 0.1+ 200102 033 0.2- 0.5- 200225 807 0.3- 0.3+
191231 L01 0.0 0.0 200102 033 0.2- 0.1+ 200225 807 0.2+ 0.1+
191231 L01 0.6- 0.0 200102 033 1.2+ 0.0 200225 807 0.2+ 0.0
200101 H21 0.3+ 0.0 200102 033 1.6+ 0.3+ 230128 I52 0.4+ 0.2+
200101 H21 0.2+ 0.1+ 200121 807 0.1+ 0.6- 230128 I52 0.4- 0.3-
200101 H21 0.5+ 0.3- 200121 807 0.1- 0.5- 230128 I52 0.1- 0.4+
200101 H01 0.3- 0.0 200121 807 0.3- 0.0 230212 I52 0.1+ 0.0
200101 H01 0.1- 0.0 200214 V06 0.0 0.3+ 230212 I52 0.1- 0.1-
Ephemeris:
2019 YZ5 a,e,i = 2.21, 0.57, 36 q = 0.9503
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 01 24 23 09 51.2 +25 28 28 0.9936 0.9965 60.5 59.3 22.2
...
2023 02 08 00 46 08.2 +29 04 19 0.9824 1.0703 65.9 57.2 22.3
...
2023 02 16 01 38 49.1 +29 20 00 1.0096 1.1197 68.2 55.0 22.4
...
2023 02 22 02 16 33.2 +28 49 41 1.0452 1.1601 69.5 53.0 22.5
2023 02 23 02 22 36.8 +28 41 42 1.0523 1.1671 69.7 52.6 22.5
2023 02 24 02 28 35.9 +28 33 00 1.0598 1.1741 69.8 52.3 22.5
...
2023 03 02 03 02 50.1 +27 27 39 1.1111 1.2174 70.5 50.1 22.6
...
2023 03 10 03 43 46.7 +25 36 34 1.1949 1.2776 70.8 47.2 22.8
...
2023 03 25 04 47 15.0 +21 43 10 1.3883 1.3952 69.4 42.0 23.2
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-D52
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