[Iaude] MPEC E136: 2023 UA9 [a=1.11,e=0.13,i=4.5,H=24.96]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Sat Mar 9 09:10:14 EST 2024
M.P.E.C. 2024-E136 Issued 2024 March 9, 14:08 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
2023 UA9
Revision to MPEC 2023-U247
Additional Observations:
K23U09A C2016 10 10.31986800 23 47.280+30 37 54.50 22.29GVEE136F51
K23U09A C2016 10 10.33144500 23 45.625+30 37 43.17 22.04GVEE136F51
K23U09A C2016 10 10.35412100 23 42.232+30 37 20.28 21.96GVEE136F51
K23U09A C2016 11 18.26280123 38 46.072+03 55 04.02 22.13GVEE136F51
K23U09A C2016 11 18.27418823 38 45.929+03 54 29.29 21.29GVEE136F51
K23U09A C2016 11 18.28555123 38 45.776+03 53 53.96 21.07GVEE136F51
K23U09A 4C2016 11 23.26903 23 41 44.70 -00 19 05.2 21.9 z1EE136T09
K23U09A 4C2016 11 23.27174 23 41 44.72 -00 19 12.7 22.0 z1EE136T09
K23U09A 4C2016 11 23.28832 23 41 44.90 -00 20 03.5 22.1 z1EE136T09
K23U09A 4C2016 11 23.32098 23 41 45.31 -00 21 41.4 22.0 z1EE136T09
K23U09A C2017 05 16.30667513 04 06.308-11 09 38.14 21.18GVEE136F51
K23U09A C2017 05 16.31899913 04 07.263-11 09 20.20 21.89GVEE136F51
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.
T09 Subaru Telescope, Maunakea. Observers H. Aihara, Y. AlSayyad, M. Ando, R.
Armstrong, J. Bosch, E. Egami, H. Furusawa, J. Furusawa, S. Harasawa, Y.
Harikane, B.-C. Hsieh, H. Ikeda, K. Ito, I. Iwata, T. Kodama, M. Koike, M.
Kokubo, Y. Komiyama, X. Li, Y. Liang, Y.-T. Lin, R. H. Lupton, N. B. Lust,
L. A. MacArthur, K. Mawatari, S. Mineo, H. Miyatake, S. Miyazaki, S. More,
T. Morishima, H. Murayama, K. Nakajima, F. Nakata, A. J. Nishizawa, M.
Oguri, N. Okabe, Y. Okura, Y. Ono, K. Osato, M. Ouchi, Y.-C. Pan, A. A.
Plazas Malagon, P. A. Price, S. L. Reed, E. S. Rykoff, T. Shibuya, M.
Simunovic, M. A. Strauss, K. Sugimori, Y. Suto, N. Suzuki, M. Takada, Y.
Takagi, T. Takata, S. Takita, M. Tanaka, S. Tang, D. S. Taranu, T. Terai,
Y. Toba, E. L. Turner, H. Uchiyama, B. Vijarnwannaluk, C. Z. Waters, Y.
Yamada, N. Yamamoto, T. Yamashita. Measurer M. Suzuki. 8.2-m f/2.0
reflector + CCD(HSC).
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
161010 F51 24.8- 11.6- 170516 F51 19.6- 7.4- E2023-XG5 +0.00 days
Orbital elements:
2023 UA9 Earth MOID = 0.0261 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 59.52122 (2000.0) P Q
n 0.84409584 Peri. 242.39581 -0.49028328 -0.86908152
a 1.1088553 Node 237.11356 +0.82469622 -0.43820299
e 0.1304170 Incl. 4.48890 +0.28195470 -0.22951132
P 1.17 H 24.96 G 0.15 U 0
Residuals in seconds of arc
161010 F51 0.2- 0.1- 231022 H01 0.1- 0.1+ 231031 F51 0.0 0.0
161010 F51 0.5+ 0.0 231022 H36 0.1+ 0.2+ 231031 F52 0.2+ 0.1+
161010 F51 0.1+ 0.2- 231022 H36 1.6- 0.2- 231031 F52 0.2+ 0.2+
161118 F51 0.1- 0.4- 231022 I52 0.1- 0.1- 231101 691 0.4+ 0.1-
161118 F51 0.0 0.1- 231022 I52 0.1- 0.1+ 231101 691 0.2+ 0.5+
161118 F51 0.1- 0.5- 231022 I52 0.5+ 0.1+ 231101 691 0.1+ 0.3+
161123 T09 0.4+ 0.1- 231022 H36 0.0 0.1- 231103 G96 0.3+ 0.0
161123 T09 0.3+ 0.6+ 231022 I52 0.3- 0.0 231103 G96 0.5- 0.5-
161123 T09 0.3+ 0.3- 231023 H21 0.4- 0.5+ 231108 F52 0.2- 0.4+
161123 T09 0.1+ 0.3+ 231023 H21 0.3- 0.2+ 231108 F52 0.2- 0.1-
170516 F51 0.5- 0.3+ 231023 I52 0.3+ 0.2+ 231108 F52 0.1- 0.2+
170516 F51 0.1+ 0.4+ 231023 H21 0.1- 0.1+ 231120 807 0.2+ 0.6-
231022 G96 0.2+ 0.0 231023 I52 0.6+ 0.1+ 231120 807 0.0 0.2-
231022 G96 0.2+ 0.3+ 231023 I52 0.1- 0.2- 231120 807 0.3- 0.3-
231022 G96 0.2+ 0.1- 231025 654 0.3- 0.0 231209 G96 0.9- 0.6+
231022 G96 0.2+ 0.2+ 231025 654 0.0 0.1- 231209 G96 0.6- 0.3+
231022 H01 0.1- 0.1+ 231031 F51 0.1+ 0.1- 231209 G96 0.3+ 1.1+
231022 H01 0.1- 0.1+ 231031 F51 0.1+ 0.2+ 231209 G96 0.1- 0.5-
231022 H01 0.1- 0.0 231031 F52 0.1- 0.1+
Ephemeris:
2023 UA9 a,e,i = 1.11, 0.13, 4 q = 0.9642
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 02 08 10 29 27.0 -87 33 22 0.08154 0.9713 77.0 98.3 23.0
...
2024 02 23 14 02 48.8 -79 41 24 0.08797 0.9866 85.8 89.1 22.8
...
2024 03 02 14 22 19.5 -75 27 11 0.08980 0.9978 91.7 83.1 22.6
...
2024 03 08 14 29 10.9 -72 15 38 0.09035 1.0074 96.8 78.1 22.5
2024 03 09 14 29 48.9 -71 42 54 0.09038 1.0090 97.7 77.2 22.5
2024 03 10 14 30 18.9 -71 09 46 0.09040 1.0107 98.7 76.3 22.4
...
2024 03 16 14 30 56.0 -67 40 11 0.09020 1.0214 104.7 70.4 22.2
...
2024 03 24 14 26 57.8 -62 20 32 0.08955 1.0367 114.1 61.4 22.0
...
2024 04 08 14 10 35.8 -49 23 42 0.09002 1.0676 135.8 40.9 21.5
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-E136
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