[Iaude] MPEC E145: 2022 EY2 [a=1.53,e=0.21,i=34.2,H=21.50]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Mon Mar 11 09:27:21 EDT 2024
M.P.E.C. 2024-E145 Issued 2024 March 11, 13:25 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
2022 EY2
Revision to MPEC 2022-E118
Additional Observations:
K22E02Y C2017 08 30.31547722 38 39.206-20 56 35.98 20.63GVEE145F51
K22E02Y C2017 08 30.32668122 38 38.650-20 57 34.98 20.82GVEE145F51
K22E02Y C2017 08 30.32797422 38 38.596-20 57 41.52 20.57GVEE145F51
K22E02Y C2017 08 30.34918722 38 37.521-20 59 33.60 20.81GVEE145F51
K22E02Y C2017 09 08.37300822 31 41.401-33 45 41.30 20.93GVEE145F51
K22E02Y C2017 09 08.38282222 31 40.853-33 46 28.72 20.46GVEE145F51
K22E02Y C2017 09 08.39250322 31 40.281-33 47 15.29 20.49GVEE145F51
K22E02Y C2017 09 08.40219622 31 39.707-33 48 01.38 21.17GVEE145F51
K22E02Y C2024 03 10.93609 13 25 24.69 +30 40 07.3 23.2 wVEE145O18
K22E02Y C2024 03 10.94259 13 25 24.34 +30 40 22.8 22.9 wVEE145O18
K22E02Y C2024 03 10.94907 13 25 24.01 +30 40 37.6 22.5 wVEE145O18
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
O18 WFST, Lenghu. Observers Z. Lou, Z. Q. Li, S. X. Li, Q. Y. Hai, K. Yan.
Measurers B. Li, H. B. Zhao, Z. J. Xu, G. T. Zhaori. 2.5-m f/2.48
reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
170830 F51 2.55+ 0.62+ 240310 O18 0.48+ 0.07+ E2024-B20 -0.63 days
Orbital elements:
2022 EY2 Earth MOID = 0.3756 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 117.56784 (2000.0) P Q
n 0.52001647 Peri. 261.34418 +0.52528500 -0.80682762
a 1.5315270 Node 151.24594 +0.81230243 +0.57009922
e 0.2148652 Incl. 34.19833 -0.25345697 +0.15497119
P 1.90 H 21.50 G 0.15 U 2
Residuals in seconds of arc
170830 F51 0.2- 0.2- 220227 G96 0.5+ 0.2- 220306 F52 0.1- 0.0
170830 F51 0.1- 0.1- 220302 F52 0.0 0.1+ 220306 F52 0.0 0.1+
170830 F51 0.0 0.2+ 220302 F52 0.1+ 0.3- 220306 F52 0.1+ 0.0
170830 F51 0.0 0.1- 220302 F52 0.0 0.2- 220308 033 0.0 0.1+
170908 F51 0.0 0.2+ 220302 F52 0.0 0.2- 220308 033 0.2- 0.3+
170908 F51 0.2+ 0.1- 220302 F52 0.1+ 0.0 220308 033 0.2- 0.0
170908 F51 0.1+ 0.2- 220303 598 0.2- 0.3- 240310 O18 0.2+ 0.2-
170908 F51 0.1- 0.1+ 220303 598 0.0 0.0 240310 O18 0.1- 0.2+
220227 G96 0.3- 0.0 220303 598 0.3- 0.1- 240310 O18 0.1- 0.1-
Ephemeris:
2022 EY2 a,e,i = 1.53, 0.21, 34 q = 1.2025
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 02 10 13 26 23.2 +10 10 24 0.8460 1.6085 122.5 31.1 23.5
...
2024 02 25 13 31 32.7 +20 16 47 0.7942 1.6487 134.8 25.2 23.2
...
2024 03 04 13 29 41.9 +25 57 37 0.7874 1.6691 139.2 22.8 23.2
...
2024 03 10 13 26 08.2 +30 03 21 0.7927 1.6838 140.8 21.9 23.2
2024 03 11 13 25 22.1 +30 42 38 0.7944 1.6862 140.9 21.8 23.2
2024 03 12 13 24 33.2 +31 21 18 0.7964 1.6886 141.0 21.8 23.2
...
2024 03 18 13 18 45.5 +34 58 24 0.8135 1.7026 140.3 21.9 23.3
...
2024 03 26 13 09 07.4 +38 59 27 0.8487 1.7205 137.3 23.1 23.4
...
2024 04 10 12 49 05.7 +43 40 47 0.9460 1.7514 128.1 26.8 23.8
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-E145
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