MPEC 2015-O42 : 2015 OH22
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M.P.E.C. 2015-O42 Issued 2015 July 22, 16:18 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 2015 OH22 Observations: K15O22H* C2015 07 20.28200 19 50 50.27 -10 51 23.7 18.0 rREO042G45 K15O22H C2015 07 20.28214 19 50 50.27 -10 51 23.8 17.9 rREO042G45 K15O22H C2015 07 20.28750 19 50 50.79 -10 51 36.1 18.0 rREO042G45 K15O22H C2015 07 20.29268 19 50 51.34 -10 51 47.3 18.4 rREO042G45 K15O22H C2015 07 20.29787 19 50 51.96 -10 51 59.5 18.1 rREO042G45 K15O22H C2015 07 20.30360 19 50 52.45 -10 52 11.6 18.2 rREO042G45 K15O22H C2015 07 20.30373 19 50 52.45 -10 52 11.9 18.4 rREO042G45 K15O22H KC2015 07 21.88460 19 54 00.47 -11 51 52.8 qEO042595 K15O22H KC2015 07 21.89630 19 54 01.84 -11 52 20.3 18.0 VqEO042595 K15O22H C2015 07 21.89779 19 54 01.88 -11 52 26.1 18.1 RqEO042K62 K15O22H C2015 07 21.89954 19 54 02.07 -11 52 30.2 18.1 RqEO042K62 K15O22H KC2015 07 21.90029 19 54 02.23 -11 52 30.5 17.6 VqEO042595 K15O22H C2015 07 21.90190 19 54 02.36 -11 52 35.6 18.3 RqEO042K62 K15O22H C2015 07 21.90465 19 54 02.65 -11 52 42.7 18.2 RqEO042K62 K15O22H C2015 07 21.90678 19 54 02.90 -11 52 47.0 18.2 RqEO042K62 K15O22H C2015 07 21.91573 19 54 03.87 -11 53 07.4 18.5 RqEO042K62 K15O22H KC2015 07 21.92347 19 54 04.97 -11 53 23.1 18.9 VqEO042C77 K15O22H KC2015 07 21.92379 19 54 04.75 -11 53 26.2 18.6 VqEO042C47 K15O22H KC2015 07 21.92748 19 54 05.12 -11 53 34.6 18.5 VqEO042C47 K15O22H KC2015 07 21.93117 19 54 05.55 -11 53 42.8 18.6 VqEO042C47 K15O22H KC2015 07 21.93410 19 54 06.14 -11 53 48.6 18.1 VqEO042C77 K15O22H C2015 07 21.93553 19 54 06.37 -11 53 51.0 17.7 RtEO042511 K15O22H C2015 07 21.93626 19 54 06.45 -11 53 52.7 17.8 RtEO042511 K15O22H C2015 07 21.93699 19 54 06.54 -11 53 54.4 17.9 RtEO042511 K15O22H C2015 07 21.93771 19 54 06.61 -11 53 56.2 17.8 RtEO042511 K15O22H C2015 07 21.93844 19 54 06.69 -11 53 57.7 18.1 RtEO042511 K15O22H C2015 07 21.93916 19 54 06.76 -11 53 59.5 18.0 RtEO042511 K15O22H C2015 07 21.93988 19 54 06.84 -11 54 01.2 18.0 RtEO042511 K15O22H KC2015 07 21.94038 19 54 06.86 -11 54 02.4 19.1 VqEO042C77 K15O22H C2015 07 21.94061 19 54 06.92 -11 54 02.8 18.0 RtEO042511 K15O22H C2015 07 21.94133 19 54 07.00 -11 54 04.6 18.1 RtEO042511 K15O22H C2015 07 21.94206 19 54 07.08 -11 54 06.2 18.0 RtEO042511 K15O22H KC2015 07 21.94501 19 54 07.36 -11 54 13.8 18.1 VqEO042C77 K15O22H KC2015 07 21.96015 19 54 08.92 -11 54 49.7 17.8 RcEO042B82 K15O22H KC2015 07 21.96800 19 54 09.77 -11 55 08.0 17.9 RcEO042B82 K15O22H KC2015 07 21.97610 19 54 10.66 -11 55 26.5 17.9 RcEO042B82 K15O22H C2015 07 21.97804 19 54 11.91 -11 55 22.0 17.9 RqEO042954 K15O22H C2015 07 21.98256 19 54 12.39 -11 55 32.5 17.9 RqEO042954 K15O22H KC2015 07 21.98369 19 54 11.52 -11 55 44.0 17.7 RcEO042B82 K15O22H C2015 07 21.98709 19 54 12.88 -11 55 43.2 18.2 RqEO042954 K15O22H KC2015 07 21.99153 19 54 12.38 -11 56 02.3 17.9 RcEO042B82 K15O22H KC2015 07 21.99938 19 54 13.25 -11 56 20.5 17.9 RcEO042B82 K15O22H KC2015 07 22.01904 19 54 15.41 -11 57 05.0 17.9 RqEO042K38 K15O22H KC2015 07 22.03068 19 54 16.70 -11 57 32.2 18.2 RqEO042K38 K15O22H KC2015 07 22.04197 19 54 17.93 -11 57 57.8 18.6 RqEO042K38 K15O22H KC2015 07 22.05342 19 54 19.21 -11 58 24.5 17.9 RqEO042K38 K15O22H |C2015 07 22.07593 19 54 24.40 -11 58 30.7 18.8 VuEO042807 K15O22H |C2015 07 22.07840 19 54 24.67 -11 58 36.5 17.7 VuEO042807 K15O22H |C2015 07 22.08076 19 54 24.94 -11 58 42.0 18.5 VuEO042807 K15O22H |C2015 07 22.08303 19 54 25.20 -11 58 47.3 18.4 VuEO042807 K15O22H |C2015 07 22.08555 19 54 25.47 -11 58 53.2 17.8 VuEO042807 K15O22H KC2015 07 22.33068019 54 52.81 -12 09 06.7 18.3 VuEO042H21 K15O22H KC2015 07 22.33679019 54 53.48 -12 09 21.1 18.5 VuEO042H21 K15O22H KC2015 07 22.34290319 54 54.18 -12 09 35.2 18.4 VuEO042H21 K15O22H KC2015 07 22.34921419 54 54.89 -12 09 49.6 18.7 VuEO042H21 K15O22H C2015 07 22.42106 19 55 06.13 -12 11 47.1 18.0 RtEO042474 K15O22H C2015 07 22.42307 19 55 06.35 -12 11 51.7 17.9 RtEO042474 K15O22H C2015 07 22.42508 19 55 06.58 -12 11 56.6 18.0 RtEO042474 K15O22H C2015 07 22.42709 19 55 06.80 -12 12 01.3 17.8 RtEO042474 K15O22H KC2015 07 22.61509 19 55 29.68 -12 20 16.9 18.6 RqEO042O75 K15O22H KC2015 07 22.61970 19 55 30.27 -12 20 27.7 18.3 RqEO042O75 K15O22H KC2015 07 22.62355 19 55 30.69 -12 20 37.1 18.0 RqEO042O75 K15O22H KC2015 07 22.62430 19 55 30.78 -12 20 39.6 18.4 RqEO042O75 Observer details: 474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD. 511 Haute Provence. Observers M. Dennefeld, S. Bouquillon, F. Taris, W. Thuillot, B. Carry, L. Jorda, P. Tanga, S. Eggl, P. David. Measurers S. Bouquillon, F. Taris, T. Carlucci, C. Barache. 1.20-m f/6 reflector + CCD. 595 Farra d'Isonzo. Observer E. Pettarin. 0.61-m f/4.0 reflector + CCD. 807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.41-m f/11 Ritchey-Chretien + CCD. 954 Teide Observatory. Observers M. Serra-Ricart, M. Rodriguez, J. M. Bosch. Measurers J. M. Bosch, M. Rodriguez. 0.80-m f/11.3 Cassegrain + CCD. B82 Maidbronn. Observer B. Haeusler. 0.30-m Schmidt-Cassegrain + CCD. C47 Nonndorf. Observer G. Dangl. 0.25-m f/4.8 reflector + CCD. C77 Bernezzo Observatory. Observer A. Mantero. 0.25-m f/4 reflector + CCD. G45 Space Surveillance Telescope, Atom Site. Observers L. Banks, M. Blythe, R. Brungard, P. Festler, T. McVey, J. Paige, W. Robertson, G. Spitz. Measurers C. Byun, M. Cornell, M. Goldberg, A. Klein, J. Ruprecht, G. Ushomirsky, J. Varey, H. Viggh, D. Woods. 3.5-m f/1 reflector + CCD. H21 Astronomical Research Observatory, Westfield. Observer R. Holmes. Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.61-m f/4.5 astrograph + CCD. K38 M57 Observatory, Saltrio. Observer G. Baj. 0.25-m f/8 Ritchey-Chretien + CCD. K62 Teplice Observatory. Observer Z. Moravec. 0.43-m f/4.6 reflector + CCD. O75 ISON-Hureltogoot Observatory. Observers S. Schmalz, N. Tungalag. Measurer S. Schmalz. 0.4-m f/2.3 reflector + CCD. Orbital elements: 2015 OH22 Earth MOID = 0.2082 AU Epoch 2015 June 27.0 TT = JDT 2457200.5 MPC M 347.50543 (2000.0) P Q n 0.27632293 Peri. 188.31475 +0.72063192 +0.68035262 a 2.3344869 Node 127.92800 -0.62597821 +0.72122321 e 0.4769813 Incl. 9.74070 -0.29806193 +0.13022060 P 3.57 H 20.6 G 0.15 U 7 Residuals in seconds of arc 150720 G45 0.2+ 0.1+ 150721 511 0.0 0.0 150722 K38 0.1- 0.0 150720 G45 0.0 0.3+ 150721 511 0.0 0.0 150722 K38 0.0 0.4- 150720 G45 0.5- 0.1- 150721 511 0.2+ 0.0 150722 K38 0.3- 0.0 150720 G45 0.2- 0.2+ 150721 511 0.0 0.1- 150722 K38 0.1- 0.3- 150720 G45 1.2+ 0.5- 150721 511 0.0 0.1+ 150722 807 0.0 0.1- 150720 G45 0.2- 0.0 150721 511 0.1- 0.1- 150722 807 0.1- 0.1- 150720 G45 0.4- 0.0 150721 511 0.1- 0.1- 150722 807 0.0 0.1- 150721 595 0.5- 0.8+ 150721 C77 0.3+ 0.1+ 150722 807 0.2+ 0.0 150721 595 0.7+ 0.5+ 150721 511 0.1- 0.0 150722 807 0.1+ 0.0 150721 K62 0.1- 0.2- 150721 511 0.1- 0.1- 150722 H21 0.0 0.3+ 150721 K62 0.2- 0.2- 150721 511 0.1- 0.0 150722 H21 0.1- 0.0 150721 595 0.1- 0.4- 150721 C77 0.2+ 0.6- 150722 H21 0.1+ 0.0 150721 K62 0.2+ 0.1- 150721 B82 0.2+ 0.6+ 150722 H21 0.2+ 0.2+ 150721 K62 0.0 0.8- 150721 B82 0.0 0.4+ 150722 474 0.1+ 0.1+ 150721 K62 0.2+ 0.2- 150721 B82 0.1- 0.7+ 150722 474 0.0 0.2+ 150721 K62 0.1- 0.2+ 150721 954 0.1+ 0.0 150722 474 0.0 0.1+ 150721 C77 0.2- 0.1+ 150721 954 0.0 0.0 150722 474 0.1- 0.1+ 150721 C47 0.1+ 0.5- 150721 B82 0.2+ 0.7+ 150722 O75 0.7- 0.1+ 150721 C47 0.5- 0.3- 150721 954 0.0 0.1- 150722 O75 0.3+ 0.2+ 150721 C47 0.1- 0.0 150721 B82 0.1+ 0.6+ 150722 O75 0.1+ 0.1- 150721 C77 0.2- 0.7- 150721 B82 0.2+ 0.5+ 150722 O75 0.1+ 0.8- Ephemeris: 2015 OH22 a,e,i = 2.33, 0.48, 10 q = 1.2210 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2015 06 22 19 10 37.6 -01 06 29 0.3460 1.3315 151.9 21.1 20.0 ... 2015 07 07 19 29 06.4 -04 23 54 0.2730 1.2774 160.6 15.3 19.2 ... 2015 07 15 19 41 19.6 -07 51 43 0.2445 1.2552 166.1 11.2 18.7 ... 2015 07 21 19 52 13.9 -11 17 40 0.2284 1.2420 170.5 7.7 18.4 2015 07 22 19 54 13.5 -11 55 47 0.2262 1.2401 171.2 7.2 18.4 2015 07 23 19 56 16.4 -12 34 51 0.2241 1.2383 171.9 6.6 18.3 ... 2015 07 29 20 09 44.8 -16 45 51 0.2146 1.2292 174.5 4.5 18.1 ... 2015 08 06 20 30 50.4 -22 40 36 0.2102 1.2223 170.7 7.7 18.2 ... 2015 08 21 21 17 10.6 -32 01 57 0.2271 1.2255 158.2 17.9 18.8 A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-O42


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