MPEC 2006-M18 : 2006 MA
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M.P.E.C. 2006-M18 Issued 2006 June 21, 13:13 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. Supported in part by the Brinson Foundation Supported in part by the TABASGO Foundation Prepared using the Tamkin Foundation Computer Network MPC@CFA.HARVARD.EDU URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714 2006 MA Observations: K06M00A* C2006 06 18.30104 16 09 28.23 -00 39 41.9 20.0 V EM018691 K06M00A C2006 06 18.31845 16 09 27.15 -00 39 00.7 20.1 V EM018691 K06M00A C2006 06 18.33587 16 09 26.08 -00 38 19.7 20.1 V EM018691 K06M00A HC2006 06 19.34352 16 08 29.15 +00 01 09.4 EM018291 K06M00A C2006 06 19.34786 16 08 29.02 +00 01 17.9 20.1 V EM018291 K06M00A C2006 06 19.35196 16 08 28.76 +00 01 27.3 20.1 V EM018291 K06M00A C2006 06 21.30406 16 06 44.01 +01 16 48.9 20.3 V EM018291 K06M00A IC2006 06 21.30775 16 06 43.81 +01 16 58.0 EM018291 K06M00A C2006 06 21.31144 16 06 43.59 +01 17 05.8 20.4 V EM018291 Observer details: 291 LPL/Spacewatch II. Observer R. S. McMillan. 1.8-m f/2.7 reflector + CCD. 691 Steward Observatory, Kitt Peak. Observers A. S. Descour, R. S. McMillan. 0.9-m f/3 reflector + CCD. Orbital elements: 2006 MA Earth MOID = 0.4567 AU Epoch 2006 Mar. 6.0 TT = JDT 2453800.5 MPC M 314.12836 (2000.0) P Q n 0.24343052 Peri. 82.40796 +0.72827561 +0.58641649 a 2.5403060 Node 240.98378 -0.66911707 +0.72023277 e 0.5143266 Incl. 23.92118 +0.14797628 +0.37064870 P 4.05 H 19.4 G 0.15 U 8 Residuals in seconds of arc 060618 691 0.1- 0.0 060619 291 1.2- 1.2+ 060621 291 0.0 0.2- 060618 691 0.0 0.1+ 060619 291 0.7+ 0.5- 060621 291 0.1+ 0.4+ 060618 691 0.1+ 0.1- 060619 291 0.5+ 0.7- 060621 291 0.0 0.2- Ephemeris: 2006 MA a,e,i = 2.54, 0.51, 24 q = 1.2338 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2006 06 14 16 13.80 -03 31.2 0.575 1.551 153.3 17.1 20.1 2006 06 24 16 04.53 +02 58.2 0.566 1.493 139.6 26.2 20.2 2006 07 04 15 58.91 +08 36.7 0.573 1.438 127.3 34.2 20.4 2006 07 14 15 58.05 +13 08.3 0.591 1.388 116.9 40.8 20.6 2006 07 24 16 02.22 +16 34.8 0.613 1.343 108.5 45.8 20.7 2006 08 03 16 11.40 +19 05.9 0.635 1.304 102.0 49.5 20.8 2006 08 13 16 25.33 +20 53.7 0.654 1.273 97.2 52.1 20.9 2006 08 23 16 43.74 +22 06.5 0.669 1.251 94.0 53.8 21.0 2006 09 02 17 06.55 +22 49.8 0.680 1.237 92.1 54.6 21.0 2006 09 12 17 33.68 +23 06.6 0.687 1.234 91.5 54.6 21.0 2006 09 22 18 05.05 +22 56.5 0.694 1.240 92.0 54.0 21.0 2006 10 02 18 40.46 +22 19.0 0.703 1.257 93.4 52.7 21.1 2006 10 12 19 19.26 +21 14.7 0.719 1.282 95.2 50.8 21.1 2006 10 22 20 00.37 +19 46.7 0.745 1.315 97.1 48.7 21.2 2006 11 01 20 42.35 +18 03.5 0.786 1.356 98.7 46.3 21.3 2006 11 11 21 23.59 +16 17.0 0.845 1.403 99.4 44.1 21.5 2006 11 21 22 02.87 +14 38.9 0.923 1.455 99.1 42.1 21.7 2006 12 01 22 39.49 +13 18.5 1.020 1.510 97.7 40.3 21.9 Timothy B. Spahr (C) Copyright 2006 MPC M.P.E.C. 2006-M18


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