MPEC 2023-H146 : 2023 HL3
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M.P.E.C. 2023-H146 Issued 2023 April 22, 14:43 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 HL3 Observations: K23H03L*1C2023 04 21.31788113 41 53.574-14 04 38.71 19.96GVEH146G96 K23H03L 1C2023 04 21.32258913 41 55.640-14 05 04.42 20.12GVEH146G96 K23H03L 1C2023 04 21.32728313 41 57.779-14 05 31.06 19.55GVEH146G96 K23H03L 1C2023 04 21.33197013 41 59.874-14 05 56.62 20.41GVEH146G96 K23H03L KC2023 04 21.37955413 42 21.524-14 10 20.82 19.99GVEH146I52 K23H03L KC2023 04 21.38048113 42 21.956-14 10 25.57 19.83GVEH146I52 K23H03L KC2023 04 21.38142813 42 22.414-14 10 31.01 19.80GVEH146I52 K23H03L 1C2023 04 21.86254213 47 08.750-15 00 27.40 20.4 GVEH146246 K23H03L 1C2023 04 21.86275613 47 08.810-15 00 28.70 VEH146246 K23H03L bC2023 04 21.94598413 47 57.38 -15 09 51.3 20.0 GVEH146L01 K23H03L bC2023 04 21.94894913 47 59.17 -15 10 12.3 20.1 GVEH146L01 K23H03L bC2023 04 21.95042913 47 59.99 -15 10 22.2 20.4 GVEH146L01 K23H03L bC2023 04 21.95191013 48 00.91 -15 10 32.6 20.5 GVEH146L01 K23H03L bC2023 04 21.95356713 48 01.87 -15 10 44.7 20.2 GVEH146L01 K23H03L |C2023 04 22.17242 13 50 31.76 -15 32 51.5 20.1 GuEH146807 K23H03L |C2023 04 22.17362 13 50 32.52 -15 33 00.5 20.0 GuEH146807 K23H03L |C2023 04 22.17483 13 50 33.28 -15 33 09.3 19.9 GuEH146807 K23H03L |C2023 04 22.17603 13 50 34.04 -15 33 18.5 20.2 GuEH146807 K23H03L KC2023 04 22.25112 13 51 27.58 -15 46 38.6 20.2 VqEH146H36 K23H03L KC2023 04 22.26274 13 51 35.24 -15 48 07.8 19.8 VqEH146H36 K23H03L KC2023 04 22.27438 13 51 43.02 -15 49 39.1 20.0 VqEH146H36 K23H03L KC2023 04 22.28439 13 51 49.69 -15 50 55.7 20.2 VqEH146H36 K23H03L mC2023 04 22.28579313 51 53.830-15 50 51.20 19.44GVEH146I52 K23H03L mC2023 04 22.28673313 51 54.480-15 50 59.00 19.84GVEH146I52 K23H03L mC2023 04 22.28791413 51 55.270-15 51 08.40 VEH146I52 K23H03L KC2023 04 22.28864113 51 50.93 -15 51 28.8 20.3 VuEH146H21 K23H03L KC2023 04 22.29179113 51 53.05 -15 51 52.8 20.3 VuEH146H21 K23H03L KC2023 04 22.29497813 51 55.22 -15 52 17.4 20.3 VuEH146H21 K23H03L C2023 04 22.34666713 52 36.264-15 58 55.76 19.8 GVEH146654 K23H03L C2023 04 22.39595013 53 10.358-16 05 27.01 20.0 GVEH146654 K23H03L C2023 04 22.41662113 53 25.015-16 08 11.97 20.0 GVEH146654 Observer details: 246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha, M. Janda, M. Honkova. Measurer M. Tichy. 1.06-m f/2.7 Reflector + 2048x2048 CCD. 654 Table Mountain Observatory, Wrightwood-PHMC. Observers N. Evans, P. Choi, N. Saini, C. Zhai, R. Trahan, M. Shao. 1.0-m Reflector + CCD. 807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L. Horn. 1.00-m f/10.0 astrograph + CCD. G96 Mt. Lemmon Survey. Observer G. J. Leonard. Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K CCD. H21 Astronomical Research Observatory, Westfield. Observer R. Holmes. Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD. H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m f/4.8 .56 meter reflector + CCD. I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski. Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.0-m prime focus + CCD. L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector + CCD. Orbital elements: 2023 HL3 Earth MOID = 0.0033 AU Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres M 332.99004 (2000.0) P Q n 0.27774388 Peri. 256.82541 -0.04140078 +0.99914166 a 2.3265178 Node 10.80211 -0.91380275 -0.03730272 e 0.6274949 Incl. 0.42440 -0.40404270 -0.01801275 P 3.55 H 26.68 G 0.15 U 7 Residuals in seconds of arc 230421 G96 0.0 0.1+ 230421 L01 0.6- 0.6+ 230422 I52 0.3- 0.6+ 230421 G96 0.5- 0.4+ 230421 L01 0.2+ 0.5+ 230422 I52 0.1+ 0.1+ 230421 G96 0.2+ 0.3- 230421 L01 0.1+ 0.2- 230422 I52 0.2+ 0.0 230421 G96 0.1+ 0.1+ 230422 807 0.0 0.0 230422 H21 0.1- 0.2- 230421 I52 0.0 0.4- 230422 807 0.1+ 0.1- 230422 H21 0.1- 0.0 230421 I52 0.0 0.0 230422 807 0.1+ 0.2+ 230422 H21 0.2+ 0.0 230421 I52 0.3+ 0.2- 230422 807 0.1+ 0.1- 230422 654 0.1- 0.1- 230421 246 0.0 0.7- 230422 H36 0.6- 0.4+ 230422 654 0.1- 0.1- 230421 246 0.9- 0.5- 230422 H36 0.5- 0.7+ 230422 654 0.1- 0.1- 230421 L01 0.7- 0.9+ 230422 H36 0.5+ 0.7- 230421 L01 0.1+ 0.3+ 230422 H36 0.6+ 0.1+ Ephemeris: 2023 HL3 a,e,i = 2.33, 0.63, 0 q = 0.8666 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2023 03 23 13 01 49.5 -06 24 36 0.3127 1.3011 165.1 11.4 25.4 ... 2023 04 07 13 08 01.7 -07 34 21 0.1680 1.1686 178.0 1.7 23.4 ... 2023 04 15 13 16 37.8 -09 17 45 0.09878 1.1016 176.6 3.1 22.2 ... 2023 04 21 13 39 20.2 -13 34 27 0.04960 1.0542 176.1 3.7 20.6 2023 04 22 13 48 31.7 -15 12 59 0.04169 1.0466 176.2 3.7 20.2 2023 04 23 14 02 14.1 -17 34 11 0.03395 1.0391 174.7 5.2 19.8 ... 2023 04 29 22 59 58.0 -16 50 42 0.02108 0.9961 59.0 120.0 23.1 ... 2023 05 07 00 28 28.2 -00 10 09 0.08341 0.9459 39.5 137.3 27.7 ... 2023 05 22 00 52 56.3 +04 01 05 0.2093 0.8816 46.6 123.4 28.1 M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H146


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