M.P.E.C. 2013-D25 Issued 2013 Feb. 18, 16:50 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 http://www.minorplanetcenter.net/ ISSN 1523-6714 2013 CY133 Observations: K13CD3Y* C2013 02 14.39536 11 02 40.476+10 49 12.06 21.6 wLED025F51 K13CD3Y C2013 02 14.40991 11 02 40.178+10 49 15.43 21.4 wLED025F51 K13CD3Y C2013 02 14.41193 11 02 40.134+10 49 15.91 21.5 wLED025F51 K13CD3Y C2013 02 14.42452 11 02 39.870+10 49 18.86 21.5 wLED025F51 K13CD3Y C2013 02 14.42654 11 02 39.823+10 49 19.35 21.5 wLED025F51 K13CD3Y C2013 02 14.43924 11 02 39.566+10 49 22.29 21.6 wLED025F51 K13CD3Y C2013 02 14.44129 11 02 39.522+10 49 22.79 21.4 wLED025F51 K13CD3Y KC2013 02 16.46851 11 01 57.73 +10 57 18.5 21.4 RoED025291 K13CD3Y KC2013 02 16.47974 11 01 57.45 +10 57 20.7 21.3 RoED025291 K13CD3Y KC2013 02 18.33951 11 01 18.31 +11 04 40.1 oED025291 K13CD3Y KC2013 02 18.36713 11 01 17.69 +11 04 46.7 20.9 RoED025291 K13CD3Y 2C2013 02 18.52429 11 01 14.39 +11 05 24.8 20.1 RoED025E10 K13CD3Y 2C2013 02 18.54503 11 01 13.93 +11 05 30.5 20.4 RoED025E10 Observer details: 291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD. E10 Siding Spring-Faulkes Telescope South. Observers I. Melville, K. Rochowicz, N. Howes, E. Guido. 2.0-m f/10.0 Ritchey-Chretien + CCD. F51 Pan-STARRS 1, Haleakala. Observers N. Primak, A. Schultz, S. Watters, T. Goggia. Measurer PS1 Science Consortium. 1.8-m Ritchey-Chretien + CCD. Orbital elements: 2013 CY133 Epoch 2013 Jan. 28.0 TT = JDT 2456320.5 MPC M 342.00084 (2000.0) P Q n 0.03714128 Peri. 54.67823 -0.92105559 +0.36220921 a 8.8967524 Node 145.89972 -0.38476904 -0.90308219 e 0.3840137 Incl. 14.78186 +0.06007825 -0.23075322 P 26.5 H 13.7 G 0.15 From 13 observations 2013 Feb. 14-18. E-assumed. Ephemeris: 2013 CY133 a,e,i = 8.90, 0.38, 15 q = 5.4803 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2013 01 19 11 09 03.9 +09 18 52 5.1814 5.9087 134.1 6.9 21.6 ... 2013 02 03 11 06 06.9 +10 06 34 5.0090 5.8847 150.2 4.8 21.5 ... 2013 02 11 11 03 47.3 +10 36 06 4.9407 5.8722 158.9 3.5 21.3 ... 2013 02 17 11 01 46.7 +10 59 24 4.9017 5.8628 165.3 2.5 21.3 2013 02 18 11 01 25.5 +11 03 20 4.8963 5.8613 166.3 2.3 21.2 2013 02 19 11 01 04.1 +11 07 17 4.8911 5.8598 167.4 2.1 21.2 ... 2013 02 25 10 58 51.3 +11 31 04 4.8666 5.8506 173.1 1.2 21.1 ... 2013 03 05 10 55 47.3 +12 02 24 4.8513 5.8384 173.9 1.0 21.1 ... 2013 03 20 10 50 10.3 +12 56 30 4.8755 5.8162 159.0 3.5 21.3 A. U. Tomatic (C) Copyright 2013 MPC M.P.E.C. 2013-D25