MPEC 2023-S05 : 2023 RY12
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M.P.E.C. 2023-S05 Issued 2023 September 16, 11:14 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 RY12 Observations: K23R12Y C2023 09 06.53346623 49 36.551+13 03 09.60 22.03GVES005F51 K23R12Y*5C2023 09 11.98098 23 42 28.26 +09 21 31.3 22.1 GXES005033 K23R12Y 5C2023 09 11.98395 23 42 27.99 +09 21 23.2 22.2 GXES005033 K23R12Y 5C2023 09 11.98681 23 42 27.71 +09 21 16.2 21.9 GXES005033 K23R12Y 1C2023 09 12.04030 23 42 22.70 +09 18 56.3 20.9 VXES005033 K23R12Y 1C2023 09 12.04388 23 42 22.37 +09 18 47.1 21.3 VXES005033 K23R12Y 1C2023 09 12.04747 23 42 22.04 +09 18 37.7 20.8 VXES005033 K23R12Y 1C2023 09 12.05110 23 42 21.71 +09 18 28.3 20.7 VXES005033 K23R12Y 1C2023 09 13.07006 23 40 55.88 +08 33 50.7 20.5 VXES005033 K23R12Y 1C2023 09 13.07321 23 40 55.57 +08 33 41.0 20.8 VXES005033 K23R12Y C2023 09 13.38504123 40 31.008+08 20 10.27 22.83GVES005F51 K23R12Y C2023 09 13.39797323 40 29.709+08 19 36.30 22.65GVES005F51 K23R12Y C2023 09 13.41088923 40 28.425+08 19 01.92 22.53GVES005F51 K23R12Y C2023 09 13.42385123 40 27.099+08 18 27.61 20.41GVES005F51 K23R12Y C2023 09 14.34852523 39 09.383+07 37 00.88 22.07GVES005F52 K23R12Y C2023 09 14.37156123 39 07.035+07 35 58.77 22.35GVES005F52 K23R12Y C2023 09 14.38316323 39 05.876+07 35 27.52 22.01GVES005F52 K23R12Y /C2023 09 14.41239 23 39 02.96 +07 34 08.5 21.9 GVES005F65 K23R12Y /C2023 09 14.41493 23 39 02.68 +07 34 01.0 22.2 GVES005F65 K23R12Y /C2023 09 14.41748 23 39 02.44 +07 33 54.6 21.8 GVES005F65 K23R12Y /C2023 09 14.42000 23 39 02.04 +07 33 48.3 22.1 GVES005F65 K23R12Y 1C2023 09 15.87654 23 36 57.59 +06 27 03.0 21.5 VXES005033 K23R12Y 1C2023 09 15.87903 23 36 57.39 +06 26 55.6 21.2 VXES005033 K23R12Y 1C2023 09 15.88151 23 36 57.10 +06 26 48.8 21.3 VXES005033 K23R12Y 1C2023 09 15.88443 23 36 56.85 +06 26 41.2 21.4 VXES005033 Observer details: 033 Karl Schwarzschild Observatory, Tautenburg. Observers C. Demeautis, B. Stecklum, S. Melnikov, F. Ludwig, C. Hoegner, M. Hartmann. Measurers C. Demeautis, B. Stecklum. 1.34-m f/3 Schmidt + CCD. F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, P. Minguez, A. Schultz, I. Smith. Measurers S. Chastel, J. Fairlamb, M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD. F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T. Lowe, P. Minguez, A. Schultz, I. Smith. Measurers S. Chastel, J. Fairlamb, M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD. F65 Haleakala-Faulkes Telescope North. Observer P. Breitenstein. 2.0-m Ritchey-Chretien + CCD. Orbital elements: 2023 RY12 Earth MOID = 0.0255 AU Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres M 175.15666 (2000.0) P Q n 0.83290006 Peri. 352.02017 -0.99647771 -0.08347483 a 1.1187699 Node 183.22413 +0.08263278 -0.96116767 e 0.0855475 Incl. 8.18542 +0.01428257 -0.26303740 P 1.18 H 24.15 G 0.15 U 8 Residuals in seconds of arc 230906 F51 0.1- 0.1+ 230913 033 1.0+ 0.1+ 230914 F65 0.3+ 0.6- 230911 033 0.2- 0.7+ 230913 F51 0.0 0.6- 230914 F65 0.6+ 0.1- 230911 033 0.0 0.4+ 230913 F51 0.0 0.2- 230914 F65 1.5- 0.4+ 230911 033 0.1- 0.8+ 230913 F51 0.2+ 0.2- 230915 033 0.1- 0.5+ 230912 033 0.3+ 0.3+ 230913 F51 0.0 0.0 230915 033 0.5+ 0.0 230912 033 0.4+ 0.5+ 230914 F52 0.3+ 0.2+ 230915 033 0.3- 0.0 230912 033 0.5+ 0.5+ 230914 F52 0.3- 0.1+ 230915 033 0.1+ 0.4+ 230912 033 0.6+ 0.6+ 230914 F52 0.1- 0.1+ 230913 033 1.2+ 1.4+ 230914 F65 0.6+ 0.0 Ephemeris: 2023 RY12 a,e,i = 1.12, 0.09, 8 q = 1.0231 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2023 08 17 00 03 24.2 +21 31 48 0.2684 1.2053 130.8 39.5 23.3 ... 2023 09 01 23 55 40.0 +16 12 35 0.2299 1.2118 148.7 25.6 22.5 ... 2023 09 09 23 46 30.3 +11 26 58 0.2166 1.2137 160.4 16.2 22.1 ... 2023 09 15 23 38 12.1 +07 07 41 0.2115 1.2144 169.3 8.9 21.8 2023 09 16 23 36 46.1 +06 21 53 0.2111 1.2144 170.6 7.8 21.7 2023 09 17 23 35 19.9 +05 35 36 0.2108 1.2144 171.8 6.8 21.7 ... 2023 09 23 23 26 55.4 +00 53 30 0.2123 1.2143 172.2 6.4 21.7 ... 2023 10 01 23 17 25.1 -05 05 17 0.2218 1.2132 161.0 15.6 22.2 ... 2023 10 16 23 09 03.4 -13 30 53 0.2592 1.2082 140.4 31.8 23.0 M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-S05


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