MPEC 2004-D15 : 2004 DW
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M.P.E.C. 2004-D15 Issued 2004 Feb. 20, 14:15 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 Steven and Michele Kirsch Foundation Prepared using the Tamkin Foundation Computer Network MPC@CFA.HARVARD.EDU URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714 2004 DW Revision to MPEC 2004-D13 Additional Observations: K04D00W 1951 11 08.41736 05 55 01.13 +23 42 04.4 18.9 R ED015261 K04D00W 1954 11 23.40868 06 10 51.27 +22 11 34.8 18.9 R ED015261 K04D00W 1991 02 07.30243 08 40 20.60 +03 06 46.5 18.1 R ED015261 K04D00W 1992 01 13.62253 08 45 46.95 +02 29 57.6 18.0 R ED015260 K04D00W 1992 11 28.51285 08 51 43.88 +02 01 16.5 17.9 R ED015261 K04D00W 1993 03 23.18681 08 44 49.49 +02 20 30.0 ED015261 K04D00W 1996 04 07.19375 08 54 50.20 +00 54 11.0 ED015261 K04D00W C2000 12 01.53502 09 19 09.09 -02 01 42.9 18.2 R ED015608 K04D00W C2000 12 01.54597 09 19 09.08 -02 01 43.4 18.5 R ED015608 K04D00W C2000 12 01.55675 09 19 09.05 -02 01 43.8 18.7 R ED015608 K04D00W C2001 01 19.45102 09 16 45.05 -02 05 18.9 18.6 R ED015608 K04D00W C2001 01 19.46162 09 16 45.02 -02 05 18.7 18.3 R ED015608 K04D00W C2001 01 28.50126 09 16 06.72 -02 03 37.1 18.3 R ED015608 K04D00W C2001 01 28.52257 09 16 06.62 -02 03 36.6 18.3 R ED015608 K04D00W C2001 12 24.54084 09 21 45.21 -02 36 04.5 18.7 R ED015608 K04D00W C2001 12 24.55109 09 21 45.20 -02 36 04.4 18.6 R ED015608 K04D00W C2001 12 24.55124 09 21 45.17 -02 36 04.8 18.5 R ED015608 K04D00W C2001 12 24.56179 09 21 45.15 -02 36 04.8 18.7 R ED015608 K04D00W C2002 01 10.42906 09 20 48.46 -02 36 23.9 18.7 R ED015644 K04D00W C2002 01 10.44340 09 20 48.38 -02 36 23.4 18.8 R ED015644 K04D00W C2002 01 10.45925 09 20 48.33 -02 36 23.2 18.5 R ED015644 K04D00W C2002 02 03.55759 09 19 08.78 -02 32 21.6 18.7 R ED015608 K04D00W C2002 02 03.56816 09 19 08.71 -02 32 21.3 18.8 R ED015608 K04D00W C2002 02 03.57876 09 19 08.68 -02 32 21.1 19.0 R ED015608 K04D00W C2002 02 08.29211 09 18 48.17 -02 31 01.3 18.6 R ED015644 K04D00W C2002 02 08.31306 09 18 48.07 -02 31 00.8 18.7 R ED015644 K04D00W C2002 02 08.33405 09 18 47.99 -02 31 00.5 18.7 R ED015644 K04D00W C2002 02 19.44429 09 18 00.22 -02 27 17.5 18.8 R ED015644 K04D00W C2002 02 20.27543 09 17 56.76 -02 26 58.6 ED015644 K04D00W C2002 03 10.14123 09 16 46.63 -02 19 41.4 18.7 R ED015644 K04D00W C2004 02 19.90095 09 24 54.23 -03 27 29.0 18.5 R ED015620 K04D00W C2004 02 19.91583 09 24 54.17 -03 27 28.7 18.7 R ED015620 Observer details: 260 Siding Spring-DSS. Measurer R. Matson. 1.2-m Schmidt. 261 Palomar-DSS. Measurers R. Matson, R. Stoss. 1.2-m Schmidt. The 1954 observation was recorded as a star in the USNO-B1.0 catalogue. 608 Haleakala-NEAT/MSSS. Observers R. Bambery, E. Helin, S. Pravdo, M. Hicks, K. Lawrence, P. Kervin, R. Maeda, J. Africano. Measurers M. Meyer, R. Stoss. 1.2-m reflector + CCD. 620 Observatorio Astronomico de Mallorca. Observers S. Sanchez, R. Stoss, J. Nomen. 0.30-m f/9 Schmidt-Cassegrain + CCD. 644 Palomar Mountain/NEAT. Observers R. Bambery, E. Helin, S. Pravdo, K. Lawrence, R. Thicksten. Measurer R. Stoss. 1.2-m Schmidt + CCD. Orbital elements: 2004 DW Epoch 2004 July 14.0 TT = JDT 2453200.5 MPC M 157.53750 (2000.0) P Q n 0.00397409 Peri. 73.33446 +0.88938921 +0.29289657 a 39.4739612 Node 268.53704 -0.41784230 +0.83231357 e 0.2179056 Incl. 20.55527 +0.18545792 +0.47060145 P 248 H 2.2 G 0.15 U 1 Residuals in seconds of arc 511108 261 0.0 0.0 011224 608 0.1+ 0.2+ 031203 675 0.3+ 0.5+ 541123 261 0.0 0.0 011224 608 0.3- 0.2- 040217 675 0.1+ 0.1- 910207 261 0.0 0.1- 011224 608 0.2- 0.1- 040217 675 0.1+ 0.0 920113 260 0.1- 0.1+ 020110 644 0.1- 0.4- 040217 675 0.1+ 0.0 921128 261 0.2+ 0.2+ 020110 644 0.5- 0.1+ 040218 493 0.1- 0.2- 930323 261 0.0 0.2- 020110 644 0.3- 0.2+ 040218 493 0.1- 0.0 960407 261 0.1+ 0.0 020203 608 0.4+ 0.1- 040218 493 0.1- 0.3+ 001201 608 0.0 0.2+ 020203 608 0.1+ 0.0 040218 673 0.4+ 0.3- 001201 608 0.0 0.1- 020203 608 0.3+ 0.0 040218 673 0.3+ 0.2- 001201 608 0.2- 0.3- 020208 644 0.2- 0.0 040218 673 0.1+ 0.1- 010119 608 0.3+ 0.2+ 020208 644 0.3- 0.1+ 040218 673 0.2+ 0.0 010119 608 0.5+ 0.3+ 020208 644 0.1- 0.0 040219 A21 0.2- 0.1- 010128 608 0.2+ 0.2- 020219 644 0.4- 0.0 040219 620 0.2- 0.1- 010128 608 0.1+ 0.1+ 020220 644 0.0 0.5+ 040219 620 0.1- 0.2- 011224 608 0.2- 0.1+ 020310 644 0.3- 0.0 Ephemeris: 2004 DW a,e,i = 39.47, 0.22, 21 q = 30.872 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2004 02 15 09 25.25 -03 29.2 46.665 47.607 162.3 0.4 19.0 2004 02 25 09 24.55 -03 25.5 46.682 47.609 159.3 0.4 19.0 2004 03 06 09 23.89 -03 21.4 46.727 47.610 152.6 0.5 19.0 2004 03 16 09 23.29 -03 16.9 46.799 47.612 144.4 0.7 19.1 2004 03 26 09 22.78 -03 12.3 46.896 47.614 135.6 0.8 19.1 2004 04 05 09 22.38 -03 07.7 47.014 47.615 126.4 1.0 19.1 2004 04 15 09 22.09 -03 03.3 47.150 47.617 117.2 1.1 19.1 2004 04 25 09 21.93 -02 59.2 47.299 47.618 107.9 1.2 19.1 2004 05 05 09 21.90 -02 55.6 47.458 47.620 98.6 1.2 19.1 2004 05 15 09 22.00 -02 52.6 47.621 47.622 89.4 1.2 19.2 2004 05 25 09 22.24 -02 50.3 47.783 47.623 80.3 1.2 19.2 2004 06 04 09 22.59 -02 48.7 47.941 47.625 71.2 1.2 19.2 2004 06 14 09 23.07 -02 48.0 48.090 47.626 62.3 1.1 19.2 2004 06 24 09 23.64 -02 48.2 48.226 47.628 53.5 1.0 19.2 2004 07 04 09 24.31 -02 49.2 48.345 47.629 44.8 0.9 19.2 2004 07 14 09 25.05 -02 51.0 48.444 47.631 36.5 0.7 19.1 The 2:3 Neptune-resonance orbit keeps the object more than 18 AU from Neptune over a 14 000-year period. Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-D15
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