MPEC 2023-G91 : 2023 GQ1
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M.P.E.C. 2023-G91 Issued 2023 April 15, 13:45 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 GQ1 Observations: K23G01Q* C2023 04 14.44169315 25 47.309+11 38 55.57 20.24GVEG091V00 K23G01Q C2023 04 14.44722915 25 46.571+11 36 59.65 20.67GVEG091V00 K23G01Q C2023 04 14.45833215 25 45.124+11 33 02.41 20.57GVEG091V00 K23G01Q mC2023 04 14.48719515 25 42.172+11 22 39.32 20.43GVEG091V00 K23G01Q mC2023 04 14.48745715 25 42.143+11 22 33.38 20.85GVEG091V00 K23G01Q mC2023 04 14.48771915 25 42.136+11 22 27.91 20.43GVEG091V00 K23G01Q mC2023 04 14.48798115 25 42.092+11 22 22.22 21.20GVEG091V00 K23G01Q KC2023 04 14.48902415 25 41.354+11 21 46.87 20.63GVEG091I52 K23G01Q KC2023 04 14.48964515 25 41.272+11 21 34.06 20.71GVEG091I52 K23G01Q KC2023 04 14.49026115 25 41.243+11 21 19.48 20.40GVEG091I52 K23G01Q KC2023 04 14.59504815 27 10.40 +11 12 09.3 20.9 GVEG091474 K23G01Q KC2023 04 14.59752015 27 10.26 +11 11 17.1 19.7 GVEG091474 K23G01Q KC2023 04 14.59999415 27 10.05 +11 10 23.1 20.7 GVEG091474 K23G01Q KC2023 04 15.25744615 32 01.51 +06 03 57.8 20.0 VuEG091H21 K23G01Q KC2023 04 15.26130515 32 01.43 +06 02 07.9 20.1 VuEG091H21 K23G01Q KC2023 04 15.26516315 32 01.31 +06 00 18.0 20.1 VuEG091H21 K23G01Q KC2023 04 15.26709215 32 01.24 +05 59 22.9 19.9 VuEG091H21 K23G01Q mC2023 04 15.36563715 32 31.153+05 14 09.74 20.06GVEG091V00 K23G01Q mC2023 04 15.36593515 32 31.124+05 14 00.89 20.21GVEG091V00 K23G01Q mC2023 04 15.36623215 32 31.096+05 13 52.10 20.17GVEG091V00 K23G01Q mC2023 04 15.36652815 32 31.052+05 13 43.18 20.29GVEG091V00 Observer details: 474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD. H21 Astronomical Research Observatory, Westfield. Observer R. Holmes. Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD. I52 Steward Observatory, Mt. Lemmon Station. Observer J. B. Fazekas. 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. V00 Kitt Peak-Bok. Observer R. A. Mastaler. Measurers M. J. Brucker, E. J. Christensen, C. E. Woodward, 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, R. S. McMillan, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 2.25-m reflector + 4x4K mosaic CCD. Orbital elements: 2023 GQ1 Earth MOID = 0.0027 AU Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres M 248.93220 (2000.0) P Q n 0.95635740 Peri. 244.16336 +0.02951981 +0.99917891 a 1.0202875 Node 27.57120 -0.89427974 +0.03880266 e 0.0282697 Incl. 3.43727 -0.44653368 -0.01165615 P 1.03 H 30.31 G 0.15 U 5 Residuals in seconds of arc 230414 V00 0.0 1.1- 230414 I52 0.4+ 0.1+ 230415 H21 0.4+ 0.4- 230414 V00 0.4+ 0.2+ 230414 I52 0.2- 0.9+ 230415 H21 0.3+ 0.4- 230414 V00 0.2+ 0.6- 230414 I52 0.0 0.2- 230415 H21 0.3+ 0.4- 230414 V00 0.3+ 0.1+ 230414 474 0.8- 0.2- 230415 V00 0.1- 0.1- 230414 V00 0.2+ 0.1- 230414 474 0.1- 0.6+ 230415 V00 0.0 0.0 230414 V00 0.4+ 0.2+ 230414 474 0.3- 0.1- 230415 V00 0.1+ 0.1+ 230414 V00 0.0 0.2+ 230415 H21 0.1+ 0.1- 230415 V00 0.1- 0.1+ Ephemeris: 2023 GQ1 a,e,i = 1.02, 0.03, 3 q = 0.9914 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2023 03 16 14 41 23.0 +33 24 26 0.04502 1.0225 127.5 50.5 25.5 ... 2023 03 31 14 57 20.8 +32 25 14 0.02511 1.0152 130.6 48.4 24.2 ... 2023 04 08 15 07 13.5 +27 51 57 0.01468 1.0113 134.4 45.0 22.9 ... 2023 04 14 15 23 52.7 +14 06 10 0.0070041.0083 142.8 36.9 21.1 2023 04 15 15 29 36.8 +08 14 37 0.0057941.0078 145.5 34.3 20.6 2023 04 16 15 37 48.1 -00 36 03 0.0046561.0072 147.9 31.9 20.0 ... 2023 04 22 02 17 25.6 -57 10 51 0.0053631.0031 69.2 110.5 23.2 ... 2023 04 30 03 01 59.3 -34 11 51 0.01535 0.9971 49.4 129.9 26.9 ... 2023 05 15 03 07 49.0 -25 12 44 0.03506 0.9858 44.1 134.5 29.2 M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-G91


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