MPEC 2013-X31 : 2013 XS3
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M.P.E.C. 2013-X31 Issued 2013 Dec. 7, 00:23 UT The Minor Planet Electronic Circulars contain information on unusual minor planets and routine data on comets. They are published on behalf of Commission 20 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 2013 XS3 Observations: K13X03S* C2013 12 03.29076 03 56 18.822+25 37 48.69 21.1 wLEX031F51 K13X03S C2013 12 03.30490 03 56 16.521+25 37 20.58 21.0 wLEX031F51 K13X03S C2013 12 03.31902 03 56 14.212+25 36 52.51 21.2 wLEX031F51 K13X03S C2013 12 03.33320 03 56 11.886+25 36 23.95 21.5 wLEX031F51 K13X03S _C2013 12 04.43613303 53 17.687+24 59 09.10 20.6 RtEX031568 K13X03S _C2013 12 04.43738403 53 17.483+24 59 06.54 20.6 RtEX031568 K13X03S _C2013 12 04.43863703 53 17.282+24 59 03.99 20.5 RtEX031568 K13X03S KC2013 12 04.79224 03 52 23.14 +24 46 55.5 qEX031J95 K13X03S KC2013 12 04.83734 03 52 16.00 +24 45 25.3 qEX031J95 K13X03S KC2013 12 04.85764 03 52 12.82 +24 44 43.5 20.9 RqEX031J95 K13X03S KC2013 12 06.31678 03 48 29.40 +23 55 07.4 oEX031291 K13X03S KC2013 12 06.31889 03 48 29.07 +23 55 02.4 oEX031291 Observer details: 291 LPL/Spacewatch II. Observers T. H. Bressi, R. A. Mastaler. 1.8-m f/2.7 reflector + CCD. 568 Mauna Kea. Observers R. J. Wainscoat, D. Woodworth. Measurers M. Micheli, R. J. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD. F51 Pan-STARRS 1, Haleakala. Observers N. Primak, A. Schultz. T. Goggia, M. Willman. Measurer PS1 Science Consortium. 1.8-m Ritchey-Chretien + CCD. J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain + CCD. Orbital elements: 2013 XS3 Earth MOID = 0.2819 AU Epoch 2013 Nov. 4.0 TT = JDT 2456600.5 MPC M 189.34509 (2000.0) P Q n 0.74890124 Peri. 340.81604 -0.57573898 +0.68620281 a 1.2009355 Node 251.44110 -0.67542082 -0.70558414 e 0.4029252 Incl. 27.96723 -0.46079426 +0.17685228 P 1.32 H 20.3 G 0.15 U 9 Residuals in seconds of arc 131203 F51 0.1- 0.2- 131204 568 0.0 0.1- 131204 J95 0.3- 0.5+ 131203 F51 0.0 0.0 131204 568 0.0 0.1- 131204 J95 0.0 0.2- 131203 F51 0.0 0.2+ 131204 568 0.0 0.1- 131206 291 0.1- 0.4+ 131203 F51 0.0 0.1+ 131204 J95 0.4+ 0.4- 131206 291 0.1- 0.3- Ephemeris: 2013 XS3 a,e,i = 1.20, 0.40, 28 q = 0.7170 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2013 11 07 05 04 49.9 +36 53 17 0.7765 1.6798 143.4 20.6 21.9 ... 2013 11 22 04 27 34.6 +31 28 48 0.6901 1.6653 165.8 8.4 21.2 ... 2013 11 30 04 05 12.5 +27 26 49 0.6706 1.6537 172.8 4.3 20.9 ... 2013 12 06 03 49 17.6 +24 05 59 0.6697 1.6432 166.0 8.3 21.1 2013 12 07 03 46 47.7 +23 31 51 0.6707 1.6413 164.5 9.2 21.1 2013 12 08 03 44 21.1 +22 57 41 0.6720 1.6394 162.9 10.2 21.2 ... 2013 12 14 03 30 59.1 +19 35 20 0.6863 1.6268 153.3 15.8 21.4 ... 2013 12 22 03 17 04.7 +15 25 52 0.7203 1.6077 140.8 22.7 21.7 ... 2014 01 06 03 03 23.7 +09 24 02 0.8168 1.5645 120.4 32.8 22.2 A. U. Tomatic (C) Copyright 2013 MPC M.P.E.C. 2013-X31


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