MPEC 2018-B13 : 2018 AA12
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ReadMPEC 2018-B12
ReadMPEC 2018-B14M.P.E.C. 2018-B13 Issued 2018 Jan. 16, 20:52 UT The Minor Planet Electronic Circulars contain information on unusual minor planets and routine data on comets. 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 theTamkin Foundation Computer Network MPC@CFA.HARVARD.EDU URL https://www.minorplanetcenter.net/ ISSN 1523-6714 2018 AA12Observations: K18A12A* C2018 01 14.35395 09 49 56.29 +59 42 09.4 20.8 GUEB013703 K18A12A C2018 01 14.35934 09 50 08.64 +59 43 03.3 19.8 GUEB013703 K18A12A C2018 01 14.36475 09 50 21.46 +59 43 58.2 19.2 GUEB013703 K18A12A C2018 01 14.37016 09 50 34.08 +59 44 53.1 19.1 GUEB013703 K18A12A C2018 01 14.43323 09 53 02.45 +59 55 13.6 UEB013703 K18A12A C2018 01 14.43363 09 53 03.38 +59 55 18.9 UEB013703 K18A12A C2018 01 14.43533 09 53 07.56 +59 55 35.5 20.0 GUEB013703 K18A12A C2018 01 14.49003109 55 16.66 +60 03 55.6 19.5 GUEB013H01 K18A12A C2018 01 14.49335509 55 24.68 +60 04 25.7 19.5 GUEB013H01 K18A12A C2018 01 14.50276109 55 47.42 +60 05 50.4 19.7 GUEB013H01 K18A12A C2018 01 14.51216809 56 10.27 +60 07 14.7 19.2 GUEB013H01 K18A12A C2018 01 15.32039 10 33 09.20 +61 58 02.0 19.6 GUEB013I52 K18A12A C2018 01 15.32094 10 33 10.51 +61 58 05.1 18.9 GUEB013I52 K18A12A C2018 01 15.32149 10 33 12.17 +61 58 09.6 19.7 GUEB013I52 K18A12A C2018 01 15.32204 10 33 13.73 +61 58 13.6 19.8 GUEB013I52 K18A12A C2018 01 15.34417710 34 12.58 +62 00 55.2 19.4 GUEB013H01 K18A12A C2018 01 15.35074210 34 30.55 +62 01 41.8 19.6 GUEB013H01 K18A12A C2018 01 15.35910010 34 53.42 +62 02 40.5 19.5 GUEB013H01 K18A12A C2018 01 15.36606110 35 12.49 +62 03 29.1 19.4 GUEB013H01 K18A12A C2018 01 16.62130 11 38 13.446+63 29 26.13 20.3 wUEB013F51 K18A12A C2018 01 16.63100 11 38 41.789+63 29 37.86 20.1 wUEB013F51 K18A12A C2018 01 16.64066 11 39 10.054+63 29 48.48 20.2 wUEB013F51Observer details:703 Catalina Sky Survey. Observer J. A. Johnson. Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly. 0.68-m Schmidt + 10K CCD.F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk. 1.8-m Ritchey-Chretien + CCD.H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan. Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.I52 Steward Observatory, Mt. Lemmon Station. Observer J. A. Johnson. Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.Orbital elements:2018 AA12 EarthMOID = 0.0425 AUEpoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPCM 276.33252 (2000.0) P Qn 0.52096013 Peri. 46.05105 -0.83625171 -0.53400807a 1.5296770 Node 101.29785 +0.45966945 -0.80655294e 0.3654168 Incl. 7.29828 +0.29897673 -0.25358970P 1.89 H 24.9 G 0.15 U 7Residuals in seconds of arc180114 703 0.5- 1.2+ 180114 H01 0.0 0.0 180115 H01 0.8- 0.1-180114 703 (2.3- 0.0 ) 180114 H01 0.1- 0.1- 180115 H01 0.9- 0.2-180114 703 0.9- 0.2- 180114 H01 0.0 0.0 180115 H01 0.7- 0.1-180114 703 1.0- 0.1- 180115 I52 1.2+ 0.3+ 180116 F51 0.1- 0.2+180114 703 0.9+ 0.7- 180115 I52 0.2- 0.7- 180116 F51 0.1- 0.1+180114 703 0.8+ 0.8+ 180115 I52 0.9+ 0.3- 180116 F51 0.0 0.1-180114 703 (2.0+ 1.1+) 180115 I52 1.2+ 0.3-180114 H01 0.0 0.0 180115 H01 0.8- 0.1-Ephemeris:2018 AA12 a,e,i = 1.53, 0.37, 7 q = 0.9707Date TT R. A. (2000) Decl. Delta r Elong. Phase V2017 12 17 06 14 41.5 +08 44 47 0.1494 1.1279 163.0 14.8 21.9...2018 01 01 06 42 33.4 +21 16 01 0.07818 1.0614 178.2 1.7 19.7...2018 01 09 07 38 40.8 +40 44 39 0.05090 1.0317 161.0 18.1 19.4...2018 01 15 10 17 52.7 +61 17 24 0.04239 1.0126 132.1 46.1 19.82018 01 16 11 06 23.1 +62 58 36 0.04247 1.0097 126.7 51.4 20.02018 01 17 11 57 43.3 +63 31 07 0.04301 1.0069 121.4 56.5 20.1...2018 01 23 15 17 05.5 +51 53 37 0.05380 0.9922 96.9 80.0 21.3...2018 01 31 16 27 35.7 +36 29 07 0.07873 0.9782 82.6 92.8 22.6...2018 02 15 17 05 59.3 +23 20 52 0.1316 0.9710 78.9 93.4 23.8A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-B13
ReadMPEC 2018-B12 ReadMPEC 2018-B14Enter anMPEC number in oneof the following forms:
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- B01 (the abbreviated form)