MPEC 2017-Y25 : 2017 XZ61
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ReadMPEC 2017-Y24
ReadMPEC 2017-Y26M.P.E.C. 2017-Y25 Issued 2017 Dec. 17, 18:27 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 2017 XZ61Observations: K17X61Z* C2017 12 15.51994 07 38 44.51 +45 57 24.6 18.1 oUEY025T08 K17X61Z C2017 12 15.52775 07 38 07.66 +45 59 23.1 17.3 oUEY025T08 K17X61Z C2017 12 15.52869 07 38 03.29 +45 59 37.4 18.0 oUEY025T08 K17X61Z C2017 12 15.54959 07 36 25.60 +46 04 42.9 18.0 oUEY025T08 K17X61Z KC2017 12 15.99460407 08 42.87 +47 19 41.5 UEY025J95 K17X61Z KC2017 12 15.99548007 08 39.94 +47 19 48.6 UEY025J95 K17X61Z KC2017 12 15.99641907 08 36.79 +47 19 56.0 18.2 GUEY025J95 K17X61Z C2017 12 16.18038806 59 32.70 +47 39 48.0 18.2 GUEY025H01 K17X61Z C2017 12 16.18684906 59 13.67 +47 40 31.3 18.2 GUEY025H01 K17X61Z C2017 12 16.19528706 58 48.88 +47 41 27.1 18.3 GUEY025H01 K17X61Z KC2017 12 16.19608 06 58 47.75 +47 41 35.6 17.5 VqEY025G48 K17X61Z KC2017 12 16.20103 06 58 33.03 +47 42 08.4 17.1 VqEY025G48 K17X61Z C2017 12 16.20170706 58 30.07 +47 42 08.7 18.2 GUEY025H01 K17X61Z C2017 12 16.41725 06 48 30.76 +47 59 58.1 18.6 RoEY025926 K17X61Z C2017 12 16.41828 06 48 28.01 +48 00 01.3 18.8 RoEY025926 K17X61Z C2017 12 16.41927 06 48 25.43 +48 00 04.6 18.8 RoEY025926 K17X61Z KC2017 12 16.83745 06 33 40.52 +48 18 00.5 18.4 RoEY025K88 K17X61Z KC2017 12 16.83978 06 33 35.89 +48 18 06.0 18.6 RoEY025K88 K17X61Z KC2017 12 16.84211 06 33 31.23 +48 18 12.3 18.8 RoEY025K88 K17X61Z KC2017 12 16.84586 06 33 25.57 +48 18 18.8 qEY025595 K17X61Z KC2017 12 16.85698 06 33 03.58 +48 18 47.9 18.6 VqEY025595 K17X61Z KC2017 12 16.90465 06 31 30.93 +48 20 50.7 17.9 RqEY025160 K17X61Z KC2017 12 16.90682 06 31 26.84 +48 20 55.7 17.6 RqEY025160 K17X61Z KC2017 12 16.90791 06 31 24.70 +48 20 58.3 18.0 RqEY025160 K17X61Z KC2017 12 16.90900 06 31 22.55 +48 21 00.8 17.8 RqEY025160 K17X61Z KC2017 12 16.91118 06 31 18.38 +48 21 05.3 17.8 RqEY025160 K17X61Z KC2017 12 17.03277906 27 26.94 +48 24 35.2 18.8 VSEY025L01 K17X61Z KC2017 12 17.03367906 27 25.24 +48 24 37.0 18.4 VSEY025L01 K17X61Z KC2017 12 17.03457706 27 23.61 +48 24 37.4 18.9 VSEY025L01 K17X61Z KC2017 12 17.03532606 27 22.28 +48 24 38.5 19.0 VSEY025L01Observer details:160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi, W. Vollmann. Measurer E. Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.595 Farra d'Isonzo. Observer E. Pettarin. 0.61-m f/4.0 reflector + CCD.926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer M. Schwartz. 0.81-m f/7 Ritchey-Chretien + CCD.G48 Harlingten Research Observatory, Rancho Hildalgo. Observers C. Harlingten, M. Mills. Measurer M. Mills. 0.40-m f/6.7 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.J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain + CCD.K88 GINOP-KHK, Piszkesteto. Observer K. Sarneczky. 0.60-m Schmidt + CCD.L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector + CCD.T08 ATLAS-MLO, Mauna Loa. Observers L. Denneau, A. Heinze, H. Weiland, J. Tonry. Measurers L. Denneau, H. Flewelling, A. Heinze, B. Stalder, J. Tonry. 0.5-m f/2.0 Schmidt + CCD.Orbital elements:2017 XZ61 EarthMOID = 0.0001 AUEpoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPCM 329.70437 (2000.0) P Qn 0.63470439 Peri. 267.86440 +0.95395176 +0.17370896a 1.3409782 Node 82.06558 -0.05835924 +0.90715408e 0.5304539 Incl. 14.29454 -0.29422822 +0.38327101P 1.55 H 24.9 G 0.15 U 7Residuals in seconds of arc171215 T08 1.3- 0.9- 171216 G48 1.6+ 0.8- 171216 595 0.3- 0.1-171215 T08 0.5- 0.9- 171216 G48 0.6- 0.5- 171216 160 1.3- 0.5-171215 T08 0.1+ 0.7- 171216 H01 0.7- 0.3- 171216 160 0.1+ 0.6-171215 T08 0.2+ 0.8- 171216 926 1.0+ 0.1- 171216 160 0.1- 0.5-171215 J95 0.2- 0.1- 171216 926 0.4+ 0.4- 171216 160 0.3- 0.5-171215 J95 0.1- 0.1+ 171216 926 0.4+ 0.5- 171216 160 0.4+ 1.0-171215 J95 0.1- 0.2+ 171216 K88 0.9- 0.6+ 171217 L01 0.4+ 0.6-171216 H01 0.7- 0.2- 171216 K88 0.7- 0.2- 171217 L01 0.1- 0.1+171216 H01 0.8- 0.2- 171216 K88 0.9- 0.2- 171217 L01 0.0 0.6-171216 H01 0.8- 0.2- 171216 595 0.6- 0.8+ 171217 L01 0.4+ 0.5-Ephemeris:2017 XZ61 a,e,i = 1.34, 0.53, 14 q = 0.6297Date TT R. A. (2000) Decl. Delta r Elong. Phase V2017 11 17 16 36 01.8 -43 47 58 0.2900 0.7472 28.6 140.7 28.5...2017 12 02 16 24 14.1 -45 32 47 0.1213 0.8762 23.7 153.1 29.1...2017 12 10 15 32 08.0 -42 11 27 0.03944 0.9501 27.6 151.2 26.4...2017 12 16 07 08 18.5 +47 20 56 0.02500 1.0058 149.4 29.9 18.22017 12 17 06 28 29.7 +48 23 35 0.03459 1.0151 153.0 26.1 18.82017 12 18 06 05 36.2 +48 34 41 0.04447 1.0243 154.4 24.5 19.3...2017 12 24 05 20 46.8 +47 52 55 0.1057 1.0793 153.7 23.8 21.3...2018 01 01 05 09 06.1 +46 56 49 0.1903 1.1511 149.4 25.8 22.8...2018 01 16 05 11 01.2 +45 17 44 0.3604 1.2792 139.4 30.0 24.5A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-Y25
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