MPEC 2023-H158 : 2023 HY3
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M.P.E.C. 2023-H158 Issued 2023 April 24, 04:47 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 HY3 Observations: K23H03Y C2023 04 10.29357 12 04 42.97 +38 22 31.6 21.5 GVEH158G96 K23H03Y C2023 04 10.29881 12 04 43.32 +38 22 16.9 22.3 GVEH158G96 K23H03Y* C2023 04 22.85743712 40 24.94 +19 00 13.0 19.8 RoEH158K88 K23H03Y C2023 04 22.85984012 40 25.46 +18 59 49.9 20.2 RoEH158K88 K23H03Y C2023 04 22.86224012 40 25.89 +18 59 26.7 19.7 RoEH158K88 K23H03Y KC2023 04 22.87338412 40 28.28 +18 57 37.4 20.0 RoEH158K88 K23H03Y KC2023 04 22.87600012 40 28.85 +18 57 10.7 19.9 RoEH158K88 K23H03Y KC2023 04 22.87861712 40 29.35 +18 56 45.2 20.0 RoEH158K88 K23H03Y KC2023 04 22.90101912 40 34.87 +18 53 09.9 20.1 GXEH158595 K23H03Y KC2023 04 22.91567012 40 37.17 +18 50 39.5 20.4 RoEH158K88 K23H03Y KC2023 04 22.91797812 40 37.68 +18 50 16.8 20.3 RoEH158K88 K23H03Y KC2023 04 22.92526612 40 40.01 +18 49 10.4 19.9 GXEH158595 K23H03Y KC2023 04 22.93666 12 40 42.73 +18 47 22.2 19.7 GVEH158104 K23H03Y KC2023 04 22.94408812 40 43.20 +18 45 56.4 20.5 RoEH158K88 K23H03Y hC2023 04 22.94421412 40 43.90 +18 46 02.2 20.5 GVEH158L01 K23H03Y hC2023 04 22.94589712 40 44.27 +18 45 46.0 20.2 GVEH158L01 K23H03Y hC2023 04 22.94758012 40 44.62 +18 45 29.0 20.4 GVEH158L01 K23H03Y hC2023 04 22.94926312 40 44.97 +18 45 12.3 20.1 GVEH158L01 K23H03Y hC2023 04 22.95094512 40 45.33 +18 44 55.5 20.4 GVEH158L01 K23H03Y KC2023 04 22.95596 12 40 46.65 +18 44 08.8 19.5 GVEH158104 K23H03Y KC2023 04 22.96131212 40 49.41 +18 43 17.3 19.6 GXEH158958 K23H03Y KC2023 04 22.97118812 40 51.53 +18 41 40.0 19.6 GXEH158958 K23H03Y KC2023 04 22.98131612 40 53.54 +18 39 59.9 19.4 GXEH158958 K23H03Y KC2023 04 23.09450 12 41 30.58 +18 21 10.6 20.7 VqEH158734 K23H03Y KC2023 04 23.09454 12 41 30.71 +18 21 10.1 20.3 VqEH158H36 K23H03Y KC2023 04 23.09979 12 41 31.95 +18 20 17.0 20.3 VqEH158734 K23H03Y KC2023 04 23.11000 12 41 34.20 +18 18 36.7 20.4 VqEH158734 K23H03Y KC2023 04 23.11034 12 41 34.17 +18 18 34.0 qEH158H36 K23H03Y KC2023 04 23.12139 12 41 36.54 +18 16 43.2 20.2 VqEH158H36 K23H03Y C2023 04 23.21299512 41 59.308+18 01 30.31 20.5 GVEH158654 K23H03Y C2023 04 23.21710612 42 00.111+18 00 49.10 20.5 GVEH158654 K23H03Y C2023 04 23.26815812 42 10.685+17 52 10.68 20.4 GVEH158654 K23H03Y C2023 04 23.27216712 42 11.510+17 51 29.81 20.4 GVEH158654 K23H03Y KC2023 04 23.28139312 42 12.236+17 50 00.13 20.38GVEH158I52 K23H03Y KC2023 04 23.28225012 42 12.416+17 49 51.17 20.40GVEH158I52 K23H03Y KC2023 04 23.28310812 42 12.582+17 49 42.02 20.30GVEH158I52 K23H03Y KC2023 04 23.28396712 42 12.784+17 49 33.60 19.78GVEH158I52 K23H03Y KC2023 04 23.81449 12 44 42.16 +16 16 15.4 19.8 GXEH158K96 K23H03Y KC2023 04 23.82248 12 44 43.92 +16 14 50.8 XEH158K96 K23H03Y KC2023 04 23.83050 12 44 45.78 +16 13 25.8 19.8 GXEH158K96 K23H03Y KC2023 04 24.11313712 46 04.73 +15 21 53.7 20.3 VuEH158H21 K23H03Y KC2023 04 24.11593512 46 05.35 +15 21 22.5 20.6 VuEH158H21 K23H03Y KC2023 04 24.11901112 46 06.09 +15 20 49.2 uEH158H21 Observer details: 104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri, M. D. Grazia. Measurer P. Bacci. 0.60-m f/4 Newton + CCD. 595 Farra d'Isonzo. Observers N. Moretta, E. Pettarin. Measurer E. Pettarin. 0.61-m f/4.5 reflector + 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. 734 Farpoint Observatory, Eskridge. Observers D. Cromer, G. Hug, D. Goodin, R. Valentine. Measurer G. Hug. 0.70-m f/3.0 reflector + CCD. 958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer P. Dupouy. 0.43-m f/2.7 Reflector + CCD. G96 Mt. Lemmon Survey. Observer K. W. Wierzchos. Measurers B. Gray, D. Rankin, F. C. Shelly. 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 A. Serrano. 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. K88 GINOP-KHK, Piszkesteto. Observer K. Sarneczky. 0.60-m Schmidt + CCD. K96 Savelli Observatory. Observers A. Brosio, A. De Pieri. Measurer A. De Pieri. 0.50-m f/8 RC + CCD. L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector + CCD. Orbital elements: 2023 HY3 Earth MOID = 0.0414 AU Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Bell M 332.82436 (2000.0) P Q n 0.43493255 Peri. 178.10210 -0.80138648 +0.59188911 a 1.7252609 Node 38.61617 -0.55059454 -0.67358600 e 0.3924696 Incl. 7.94791 -0.23372070 -0.44266148 P 2.27 H 25.20 G 0.15 U 8 Residuals in seconds of arc 230410 G96 0.1- 0.0 230422 L01 0.1+ 0.4- 230423 654 0.1+ 0.4- 230410 G96 0.1+ 0.0 230422 L01 0.3+ 0.2+ 230423 654 0.7- 0.1- 230422 K88 0.5+ 0.1- 230422 L01 0.3+ 0.0 230423 654 0.1+ 0.1- 230422 K88 0.6+ 0.3+ 230422 L01 0.2+ 0.1+ 230423 654 0.1+ 0.0 230422 K88 0.4- 0.7+ 230422 L01 0.3+ 0.1+ 230423 I52 0.0 0.2+ 230422 K88 0.3+ 0.7+ 230422 104 0.9- 0.1- 230423 I52 0.1+ 0.1+ 230422 K88 0.6+ 0.4- 230422 958 1.0- 0.6- 230423 I52 0.1- 0.3- 230422 K88 0.1- 0.1- 230422 958 0.0 0.4+ 230423 I52 0.3+ 0.2+ 230422 595 0.5- 0.7+ 230422 958 1.5- 1.5+ 230423 K96 1.0- 0.9- 230422 K88 0.2+ 0.1+ 230423 734 (2.7- 0.7+) 230423 K96 1.5- 0.3- 230422 K88 0.5+ 0.3+ 230423 734 0.3+ 0.5- 230423 K96 0.6- 0.5+ 230422 595 0.6+ 1.0+ 230423 734 0.6+ 0.4+ 230424 H21 0.1- 0.7+ 230422 104 (0.6+ 1.1+) 230423 H36 0.4- 0.7+ 230424 H21 0.4- 0.2+ 230422 K88 0.2+ 0.2- 230423 H36 0.6- 0.2- 230424 H21 0.1+ 0.7+ Ephemeris: 2023 HY3 a,e,i = 1.73, 0.39, 8 q = 1.0481 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2023 03 25 11 49 10.5 +43 54 15 0.1511 1.1078 134.3 40.1 22.9 ... 2023 04 09 12 02 35.6 +39 17 39 0.09763 1.0679 131.0 45.1 22.0 ... 2023 04 17 12 19 48.6 +31 04 39 0.07148 1.0551 134.7 42.6 21.2 ... 2023 04 23 12 41 00.1 +18 38 09 0.05474 1.0497 143.4 34.8 20.4 2023 04 24 12 45 28.8 +15 44 00 0.05241 1.0492 145.6 32.7 20.3 2023 04 25 12 50 16.6 +12 32 45 0.05025 1.0488 148.1 30.5 20.1 ... 2023 05 01 13 26 41.5 -12 15 35 0.04266 1.0484 164.3 15.1 19.3 ... 2023 05 09 14 38 09.7 -45 26 47 0.05054 1.0539 151.3 27.4 20.1 ... 2023 05 24 17 08 06.6 -64 57 44 0.09554 1.0814 134.3 42.1 21.9 M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H158


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