MPEC 2005-Y29 : 2005 YO3

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M.P.E.C. 2005-Y29                                Issued 2005 Dec. 23, 23:59 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

                                   2005 YO3

Observations:
     K05Y03O* C2005 12 23.39399 09 16 56.98 +42 21 32.0          19.2   EY029704
     K05Y03O  C2005 12 23.40681 09 15 50.61 +42 19 22.9          19.6   EY029704
     K05Y03O  C2005 12 23.41968 09 14 44.07 +42 17 11.2          18.7   EY029704
     K05Y03O  C2005 12 23.43249 09 13 37.89 +42 14 53.5          18.5   EY029704
     K05Y03O  C2005 12 23.44533 09 12 31.54 +42 12 32.1          18.7   EY029704
     K05Y03O  C2005 12 23.96162 08 30 27.39 +40 03 59.6          17.5 R EY029143
     K05Y03O  C2005 12 23.96402 08 30 15.39 +40 03 18.6          18.2 R EY029143
     K05Y03O  C2005 12 23.96736 08 29 58.82 +40 02 19.3          18.1 R EY029143
     K05Y03O  C2005 12 23.96988 08 29 46.28 +40 01 34.3          17.3 R EY029143
     K05Y03O  C2005 12 23.97249 08 29 33.33 +40 00 48.1          18.0 R EY029143

Observer details:
143 Gnosca.  Observer S. Sposetti.  0.40-m f/4 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Bezpalko, L. Manguso,
    D. Torres, R. Kracke, A. Milner, H. Love.  Measurers J. Stuart, R. Sayer,
    J. Evans, J. Kommers.  1.0-m f/2.15 reflector + CCD.

Orbital elements:
2005 YO3
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5                  MPC
M 243.46401              (2000.0)            P               Q
n   1.49060894     Peri.   20.26009     +0.40880579     +0.88441857
a   0.7589740      Node   274.43078     -0.86533742     +0.29727412
e   0.3772093      Incl.   13.04996     -0.28994650     +0.35976643
P   0.66           H   25.0           G   0.15           U   9
Residuals in seconds of arc
051223 704  1.0+  0.1-    051223 704  0.6+  0.2-    051223 143  0.1-  0.4-
051223 704  0.7-  0.6-    051223 143  0.4+  0.1-    051223 143  0.2+  0.5-
051223 704  0.8-  0.9+    051223 143  0.4-  0.9+
051223 704  0.1-  0.0     051223 143  0.0   0.2+

Ephemeris:
2005 YO3                 a,e,i = 0.76, 0.38, 13                  q = 0.4727
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 12 16    13 46.63   +30 11.0    0.0516   0.973    76.4   100.6    22.2
2005 12 17    13 35.29   +31 42.4    0.0464   0.977    80.0    97.3    21.8
2005 12 18    13 20.63   +33 30.7    0.0413   0.981    84.4    93.2    21.4
2005 12 19    13 01.09   +35 38.8    0.0364   0.984    89.8    88.1    20.9
2005 12 20    12 34.17   +38 06.4    0.0318   0.988    96.5    81.7    20.3
2005 12 21    11 56.02   +40 43.3    0.0276   0.991   105.1    73.4    19.8
2005 12 22    11 01.70   +42 52.3    0.0241   0.995   116.2    62.5    19.1
2005 12 23    09 49.05   +43 09.0    0.0217   0.998   130.3    48.8    18.5
2005 12 24    08 27.15   +39 53.9    0.0206   1.001   146.7    32.7    17.9
2005 12 25    07 14.14   +33 15.9    0.0211   1.004   163.5    16.1    17.5
2005 12 26    06 19.47   +25 29.3    0.0232   1.007   177.9     2.1    17.1
2005 12 27    05 41.13   +18 29.1    0.0265   1.009   169.1    10.6    17.8
2005 12 28    05 14.22   +12 52.2    0.0305   1.012   159.8    19.6    18.4
2005 12 29    04 54.83   +08 32.4    0.0351   1.015   152.5    26.6    19.0
2005 12 30    04 40.43   +05 12.8    0.0401   1.017   146.8    31.9    19.4
2005 12 31    04 29.43   +02 37.8    0.0452   1.020   142.2    36.2    19.8
2006 01 01    04 20.84   +00 35.7    0.0506   1.022   138.4    39.7    20.1
2006 01 02    04 13.99   -01 02.0    0.0561   1.024   135.2    42.6    20.4
2006 01 03    04 08.44   -02 21.4    0.0616   1.026   132.5    45.0    20.7
2006 01 04    04 03.89   -03 26.8    0.0672   1.028   130.1    47.1    21.0
2006 01 05    04 00.12   -04 21.1    0.0729   1.030   127.9    48.9    21.2

Timothy B. Spahr             (C) Copyright 2005 MPC           M.P.E.C. 2005-Y29

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