MPEC 2023-R137 : 2023 RU4
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M.P.E.C. 2023-R137 Issued 2023 September 11, 16:28 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
2023 RU4
Observations:
K23R04U* C2023 09 08.46400801 53 04.454+24 00 34.96 21.74wXER137F51
K23R04U C2023 09 08.47644701 53 05.910+24 00 25.24 21.85wXER137F51
K23R04U C2023 09 08.48897101 53 07.355+24 00 15.44 22.02wXER137F51
K23R04U C2023 09 08.50178801 53 08.832+24 00 05.49 21.96wXER137F51
K23R04U C2023 09 08.60276501 53 20.484+23 58 44.37 21.37GVER137F51
K23R04U C2023 09 08.60358101 53 20.585+23 58 43.78 21.32GVER137F51
K23R04U KC2023 09 09.07250 01 54 18.70 +23 52 11.6 VER137204
K23R04U KC2023 09 09.09646 01 54 21.52 +23 51 51.7 VER137204
K23R04U KC2023 09 09.12043 01 54 24.34 +23 51 31.5 21.4 GVER137204
K23R04U 1C2023 09 11.07407 01 58 26.58 +23 21 56.7 21.3 VXER137033
K23R04U 1C2023 09 11.07766 01 58 26.98 +23 21 53.4 21.0 VXER137033
K23R04U 1C2023 09 11.08124 01 58 27.40 +23 21 50.0 21.3 VXER137033
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, C.
Hoegner, F. Ludwig, M. Hartmann, B. Stecklum. Measurer B. Stecklum.
1.34-m f/3 Schmidt + CCD.
204 Schiaparelli Observatory. Observers L. Buzzi, G. Galli. 0.84-m f/3.5
reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith, K. Chambers. Measurers K. Chambers, T. de Boer, J.
Bulger, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P.
Minguez, Y. Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat, R. Weryk, S.
Chastel. 1.8-m Ritchey-Chretien + CCD.
Orbital elements:
2023 RU4 Earth MOID = 0.2206 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Alexandersen
M 319.49935 (2000.0) P Q
n 0.44759274 Peri. 249.11403 +0.14437928 -0.98653577
a 1.6925728 Node 193.29852 +0.98566901 +0.15022788
e 0.3690278 Incl. 19.51043 +0.08724236 -0.06464339
P 2.20 H 21.02 G 0.15 U 9
Residuals in seconds of arc
230908 F51 0.0 0.1+ 230908 F51 0.1- 0.0 230909 204 0.0 0.0
230908 F51 0.1+ 0.0 230908 F51 0.0 0.1+ 230911 033 0.3+ 0.1-
230908 F51 0.0 0.0 230909 204 0.1- 0.2- 230911 033 0.1- 0.1+
230908 F51 0.0 0.1+ 230909 204 0.0 0.0 230911 033 0.2- 0.2+
Ephemeris:
2023 RU4 a,e,i = 1.69, 0.37, 20 q = 1.0680
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 08 12 01 00 46.7 +25 14 03 0.8145 1.5338 113.6 37.3 23.0
...
2023 08 27 01 28 29.6 +25 34 13 0.6420 1.4553 121.8 36.2 22.3
...
2023 09 04 01 44 03.7 +24 49 33 0.5567 1.4133 126.6 34.9 21.9
...
2023 09 10 01 56 13.0 +23 38 54 0.4965 1.3821 130.5 33.7 21.6
2023 09 11 01 58 17.2 +23 23 18 0.4868 1.3769 131.1 33.4 21.5
2023 09 12 02 00 22.2 +23 06 29 0.4773 1.3717 131.8 33.2 21.5
...
2023 09 18 02 13 11.1 +20 56 49 0.4222 1.3409 135.9 31.4 21.1
...
2023 09 26 02 31 16.1 +16 29 34 0.3561 1.3008 141.6 28.6 20.6
...
2023 10 11 03 09 12.5 +01 25 00 0.2628 1.2296 148.1 25.4 19.7
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-R137
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