MPEC 2023-F164 : 2023 FS4
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M.P.E.C. 2023-F164 Issued 2023 March 27, 14:12 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 FS4 Observations: K23F04S 0C2023 03 20.44821011 53 16.095+09 25 20.63 21.60GVEF164T12 K23F04S 0C2023 03 20.45194211 53 16.489+09 25 11.60 21.74GVEF164T12 K23F04S 0C2023 03 20.45564811 53 16.899+09 25 02.52 21.76GVEF164T12 K23F04S 0C2023 03 20.45939811 53 17.299+09 24 53.45 21.69GVEF164T12 K23F04S* C2023 03 25.45539412 07 02.932+06 13 42.11 21.44wUEF164F51 K23F04S C2023 03 25.46794912 07 03.996+06 13 14.83 21.84wUEF164F51 K23F04S C2023 03 25.48047312 07 05.076+06 12 47.59 21.50wUEF164F51 K23F04S C2023 03 25.49311012 07 06.168+06 12 20.05 21.76wUEF164F51 K23F04S 0C2023 03 26.50863812 09 34.149+05 36 31.42 22.00GVEF164T12 K23F04S C2023 03 27.42749112 11 49.320+05 04 57.62 22.14wUEF164F52 K23F04S C2023 03 27.44104112 11 50.344+05 04 30.04 22.14wUEF164F52 K23F04S C2023 03 27.46807912 11 52.395+05 03 34.50 21.52wUEF164F52 Observer details: F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I. Smith. Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD. F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I. Smith. Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD. T12 University of Hawaii 88-inch telescope, Maunakea. Observers D. Hung, D. J. Tholen. Measurer D. J. Tholen. 2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD. Orbital elements: 2023 FS4 Earth MOID = 0.0382 AU Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 MPC M 2.76032 (2000.0) P Q n 0.72950948 Peri. 114.92823 -0.87902306 -0.47673871 a 1.2221244 Node 36.60005 +0.43358906 -0.80474979 e 0.1600692 Incl. 0.59745 +0.19829015 -0.35369192 P 1.35 H 27.69 G 0.15 U 7 Residuals in seconds of arc 230320 T12 0.1+ 0.1- 230325 F51 0.2- 0.0 230326 T12 0.0 0.0 230320 T12 0.1- 0.0 230325 F51 0.1- 0.0 230327 F52 0.0 0.1+ 230320 T12 0.1+ 0.0 230325 F51 0.0 0.0 230327 F52 0.1+ 0.1+ 230320 T12 0.0 0.2+ 230325 F51 0.1- 0.0 230327 F52 0.0 0.1- Ephemeris: 2023 FS4 a,e,i = 1.22, 0.16, 1 q = 1.0265 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2023 02 25 10 09 09.3 +26 22 05 0.03888 1.0268 162.3 17.0 21.6 ... 2023 03 12 11 23 02.2 +15 37 09 0.04175 1.0343 168.0 11.5 21.6 ... 2023 03 20 11 51 54.7 +09 44 14 0.04707 1.0421 170.7 8.9 21.7 ... 2023 03 26 12 08 25.1 +05 55 05 0.05281 1.0496 171.9 7.7 22.0 2023 03 27 12 10 49.1 +05 20 17 0.05391 1.0510 172.0 7.6 22.0 2023 03 28 12 13 07.8 +04 46 28 0.05504 1.0524 172.0 7.6 22.0 ... 2023 04 03 12 25 21.6 +01 43 43 0.06271 1.0616 171.4 8.1 22.4 ... 2023 04 11 12 38 12.4 -01 30 50 0.07516 1.0756 168.6 10.6 22.9 ... 2023 04 26 12 56 37.5 -05 45 28 0.1061 1.1064 160.1 18.1 24.0 A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-F164


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