MPEC 2023-O78 : 2023 OY1
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M.P.E.C. 2023-O78 Issued 2023 July 25, 20:16 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 OY1 Observations: K23O01Y C2023 07 10.31034 18 26 39.80 +26 24 53.9 VEO078G96 K23O01Y C2023 07 10.31628 18 26 39.13 +26 25 02.1 20.9 GVEO078G96 K23O01Y* C2023 07 23.26668418 09 39.899+29 08 02.16 21.82wXEO078F51 K23O01Y C2023 07 23.28138218 09 39.069+29 08 06.72 22.16wXEO078F51 K23O01Y C2023 07 23.29572618 09 38.234+29 08 10.89 21.93wXEO078F51 K23O01Y C2023 07 24.18755018 08 54.494+29 11 49.89 21.4 GVEO078H01 K23O01Y C2023 07 24.19251218 08 54.230+29 11 51.04 21.5 GVEO078H01 K23O01Y C2023 07 24.21304018 08 53.136+29 11 55.72 21.7 GVEO078H01 K23O01Y C2023 07 24.23294118 08 52.080+29 12 00.00 21.4 GVEO078H01 K23O01Y KC2023 07 25.14956118 08 10.96 +29 15 00.2 uEO078H21 K23O01Y KC2023 07 25.15515318 08 10.70 +29 15 00.9 uEO078H21 K23O01Y KC2023 07 25.16074618 08 10.41 +29 15 02.6 uEO078H21 K23O01Y C2023 07 25.20169418 08 08.774+29 15 10.56 21.3 GVEO078H01 K23O01Y C2023 07 25.20712418 08 08.506+29 15 11.44 21.5 GVEO078H01 K23O01Y C2023 07 25.21506118 08 08.110+29 15 12.83 21.6 GVEO078H01 K23O01Y C2023 07 25.22198318 08 07.771+29 15 13.99 21.5 GVEO078H01 Observer details: F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A. Schultz, I. Smith. 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. 1.8-m Ritchey- Chretien + CCD. G96 Mt. Lemmon Survey. Observer D. C. Fuls. Measurers B. Gray, D. Rankin, F. C. Shelly. 1.5-m reflector + 10K CCD. H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan. Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD. H21 Astronomical Research Observatory, Westfield. Observer R. Holmes. Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD. Orbital elements: 2023 OY1 Earth MOID = 0.1668 AU Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 MPC M 67.47337 (2000.0) P Q n 0.46041534 Peri. 317.75122 -0.66782927 +0.52818869 a 1.6609996 Node 261.99725 -0.45805218 -0.84700093 e 0.3283864 Incl. 31.97719 -0.58667902 +0.06005116 P 2.14 H 20.89 G 0.15 U 9 Residuals in seconds of arc 230710 G96 0.1- 0.1- 230724 H01 0.0 0.0 230725 H01 0.0 0.0 230710 G96 0.1+ 0.1+ 230724 H01 0.0 0.1+ 230725 H01 0.0 0.0 230723 F51 0.0 0.1- 230724 H01 0.1+ 0.1- 230725 H01 0.0 0.0 230723 F51 0.1+ 0.1+ 230725 H21 0.5- 0.2+ 230725 H01 0.0 0.0 230723 F51 0.1- 0.0 230725 H21 0.3- 0.2- 230724 H01 0.0 0.0 230725 H21 0.5- 0.5+ Ephemeris: 2023 OY1 a,e,i = 1.66, 0.33, 32 q = 1.1155 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2023 06 25 19 03 30.9 +15 37 59 0.3091 1.2661 139.0 31.8 20.2 ... 2023 07 10 18 27 14.0 +26 17 46 0.4228 1.3287 130.0 35.9 21.1 ... 2023 07 18 18 15 04.4 +28 29 11 0.4934 1.3640 125.6 37.3 21.5 ... 2023 07 24 18 09 03.2 +29 11 08 0.5488 1.3911 122.7 37.9 21.8 2023 07 25 18 08 17.5 +29 14 36 0.5582 1.3956 122.2 38.0 21.9 2023 07 26 18 07 35.7 +29 17 13 0.5676 1.4002 121.7 38.1 21.9 ... 2023 08 01 18 04 42.8 +29 17 20 0.6249 1.4277 119.1 38.4 22.2 ... 2023 08 09 18 03 57.9 +28 45 59 0.7027 1.4647 116.0 38.5 22.5 ... 2023 08 24 18 10 20.7 +26 50 07 0.8520 1.5342 110.6 38.1 23.0 A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-O78


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