MPEC 2023-O107 : 2023 OU4
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M.P.E.C. 2023-O107 Issued 2023 July 29, 10:50 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 OU4 Observations: K23O04U* C2023 07 27.35846320 49 31.160+03 28 24.96 21.02wXEO107F52 K23O04U C2023 07 27.36624820 49 29.965+03 28 40.93 20.81wXEO107F52 K23O04U C2023 07 27.37407620 49 28.742+03 28 57.28 21.38wXEO107F52 K23O04U C2023 07 27.47872020 49 12.145+03 32 32.35 21.20GVEO107F52 K23O04U C2023 07 27.47935220 49 12.037+03 32 33.80 21.11GVEO107F52 K23O04U |C2023 07 28.10148 20 47 44.67 +03 54 37.0 21.2 VuEO107807 K23O04U |C2023 07 28.10748 20 47 43.72 +03 54 49.5 21.4 VuEO107807 K23O04U |C2023 07 28.11348 20 47 42.75 +03 55 02.6 21.2 VuEO107807 K23O04U KC2023 07 28.15502720 47 36.55 +03 55 37.0 20.6 VuEO107H21 K23O04U KC2023 07 28.15805320 47 36.05 +03 55 43.4 20.7 VuEO107H21 K23O04U KC2023 07 28.16130120 47 35.54 +03 55 50.0 21.0 VuEO107H21 K23O04U KC2023 07 28.16450820 47 35.04 +03 55 56.4 21.1 VuEO107H21 K23O04U KC2023 07 28.16894120 47 34.35 +03 56 06.0 20.9 VuEO107H21 K23O04U |C2023 07 29.17012 20 45 04.10 +04 31 55.1 20.4 VuEO107807 K23O04U |C2023 07 29.17611 20 45 03.15 +04 32 09.2 20.1 VuEO107807 K23O04U |C2023 07 29.17922 20 45 02.61 +04 32 15.8 20.3 VuEO107807 Observer details: 807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L. Horn. 0.61-m f/6.5 Dall-Kirkham Astrograph + CCD. F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A. Schultz, I. Smith, K. Chambers, T. Dukes. 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. H21 Astronomical Research Observatory, Westfield. Observer R. Holmes. Measurers T. Linder, R. Holmes, L. Horn. 0.81-m f/4.0 astrograph + CCD. Orbital elements: 2023 OU4 Earth MOID = 0.0593 AU Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres M 308.79147 (2000.0) P Q n 0.81514904 Peri. 152.29068 +0.46189688 -0.88147808 a 1.1349534 Node 270.05440 +0.79449876 +0.46043874 e 0.2403227 Incl. 5.63683 +0.39423723 +0.10484543 P 1.21 H 23.13 G 0.15 U 9 Residuals in seconds of arc 230727 F52 0.3- 0.1+ 230728 807 0.2+ 0.2- 230728 H21 0.5- 0.0 230727 F52 0.0 0.0 230728 807 0.1- 0.4+ 230729 807 0.6- 1.0- 230727 F52 0.0 0.3+ 230728 H21 0.5- 0.0 230729 807 0.4+ 0.5+ 230727 F52 0.1+ 0.1- 230728 H21 0.8- 0.1+ 230729 807 0.2+ 0.5+ 230727 F52 0.0 0.1+ 230728 H21 0.8- 0.1- 230728 807 0.2+ 0.2- 230728 H21 0.7- 0.4- Ephemeris: 2023 OU4 a,e,i = 1.13, 0.24, 6 q = 0.8622 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2023 06 29 21 18 47.2 -09 10 11 0.3431 1.2893 137.1 32.4 22.7 ... 2023 07 14 21 11 55.3 -03 18 56 0.2563 1.2439 149.3 24.7 21.8 ... 2023 07 22 21 00 36.8 +00 33 14 0.2183 1.2171 154.7 20.9 21.3 ... 2023 07 28 20 47 57.8 +03 50 40 0.1942 1.1960 156.4 19.9 21.0 2023 07 29 20 45 29.5 +04 25 29 0.1905 1.1924 156.4 20.0 20.9 2023 07 30 20 42 54.8 +05 00 50 0.1870 1.1888 156.2 20.2 20.9 ... 2023 08 05 20 25 12.8 +08 42 32 0.1681 1.1666 152.9 23.4 20.7 ... 2023 08 13 19 55 55.4 +13 52 46 0.1489 1.1361 143.2 32.3 20.6 ... 2023 08 28 18 49 23.3 +22 55 24 0.1288 1.0769 118.0 55.9 20.9 M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-O107


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