MPEC 2005-Y64 : 2005 YO128

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M.P.E.C. 2005-Y64                                Issued 2005 Dec. 31, 01:12 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 YO128

Observations:
     K05YC8O* C2005 12 30.29748 08 24 19.76 +43 59 50.3          18.1 V EY064703
     K05YC8O  C2005 12 30.30456 08 24 07.77 +43 58 48.4          18.0 V EY064703
     K05YC8O  C2005 12 30.31160 08 23 55.71 +43 57 46.0          18.2 V EY064703
     K05YC8O  C2005 12 30.31865 08 23 43.69 +43 56 43.8          18.4 V EY064703
     K05YC8O  C2005 12 30.33478 08 23 15.90 +43 54 14.9          17.6 V EY064703
     K05YC8O  C2005 12 30.33565 08 23 14.31 +43 54 09.0          18.0 V EY064703
     K05YC8O  C2005 12 30.34413 08 22 59.66 +43 52 51.3          17.8 V EY064703
     K05YC8O  C2005 12 30.34500 08 22 58.11 +43 52 43.3          17.9 V EY064703
     K05YC8O  C2005 12 30.35348 08 22 43.42 +43 51 25.3          18.0 V EY064703
     K05YC8O  C2005 12 30.35436 08 22 41.88 +43 51 17.0          18.0 V EY064703
     K05YC8O  C2005 12 30.36284 08 22 27.12 +43 49 57.6          18.4 V EY064703
     K05YC8O  C2005 12 30.36371 08 22 25.60 +43 49 48.9          18.3 V EY064703
     K05YC8O 2C2005 12 30.52247 08 17 44.46 +43 22 19.6          18.0 R EY064H06
     K05YC8O 2C2005 12 30.52613 08 17 38.11 +43 21 39.2          18.4 R EY064H06
     K05YC8O 2C2005 12 30.52977 08 17 31.76 +43 20 58.1          17.8 R EY064H06
     K05YC8O  C2005 12 30.95058 08 05 42.05 +41 59 52.2                 EY064J95
     K05YC8O  C2005 12 30.95246 08 05 38.45 +41 59 29.5                 EY064J95
     K05YC8O  C2005 12 30.95444 08 05 34.63 +41 59 05.5          17.8 R EY064J95

Observer details:
703 Catalina Sky Survey.  Observer R. A. Kowalski.  Measurers E. C. Beshore,
    E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill, R. A. Kowalski,
    S. M. Larson, R. H. McNaught.  0.68-m Schmidt + CCD.
H06 New Mexico Skies Observatory.  Observer R. Hutsebaut.  0.25-m reflector
    + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2005 YO128                                          Earth MOID = 0.0141 AU
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5                  MPC
M 316.29027              (2000.0)            P               Q
n   1.32353984     Peri.  328.22667     -0.32273847     +0.90934352
a   0.8215702      Node   281.79741     -0.80248428     -0.40998064
e   0.2963068      Incl.   15.55832     -0.50185542     +0.07078309
P   0.74           H   24.3           G   0.15           U   8
Residuals in seconds of arc
051230 703  0.8-  0.2+    051230 703  0.2+  0.5-    051230 H06  0.7-  0.1-
051230 703  0.0   0.3+    051230 703  0.3-  0.5-    051230 H06  0.1-  0.5+
051230 703  0.3-  0.1+    051230 703  0.3+  0.1+    051230 H06  0.1-  0.3+
051230 703  0.5+  0.7+    051230 703  0.2+  0.0     051230 J95  0.1-  0.1-
051230 703 (0.6+  2.6-)   051230 703  0.4+  0.1+    051230 J95  0.1+  0.0
051230 703  0.3-  0.5-    051230 703  0.4+  0.4-    051230 J95  0.1+  0.1+

Ephemeris:
2005 YO128               a,e,i = 0.82, 0.30, 16                  q = 0.5781
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 12 26    09 36.40   +49 00.4    0.0560   1.023   133.7    44.1    19.8
2005 12 27    09 25.11   +48 27.7    0.0503   1.020   136.3    41.8    19.5
2005 12 28    09 11.14   +47 40.5    0.0447   1.018   139.4    39.0    19.1
2005 12 29    08 53.71   +46 30.2    0.0392   1.015   143.2    35.4    18.8
2005 12 30    08 31.76   +44 42.2    0.0339   1.012   148.1    30.9    18.3
2005 12 31    08 04.01   +41 50.8    0.0288   1.009   154.4    24.9    17.8
2006 01 01    07 29.21   +37 12.1    0.0242   1.007   162.9    16.7    17.1
2006 01 02    06 46.74   +29 38.3    0.0203   1.004   173.3     6.6    16.3
2006 01 03    05 57.74   +18 02.3    0.0176   1.000   166.0    13.7    16.3
2006 01 04    05 05.86   +02 58.5    0.0167   0.997   146.4    33.1    16.8
2006 01 05    04 16.16   -12 02.0    0.0178   0.994   126.5    52.7    17.5
2006 01 06    03 32.56   -23 39.7    0.0207   0.991   110.4    68.5    18.3
2006 01 07    02 56.47   -31 30.3    0.0246   0.987    98.6    80.0    19.0
2006 01 08    02 27.45   -36 36.3    0.0292   0.984    90.1    88.2    19.7
2006 01 09    02 04.26   -39 58.1    0.0342   0.980    83.9    94.1    20.3
2006 01 10    01 45.61   -42 15.7    0.0395   0.977    79.1    98.6    20.8
2006 01 11    01 30.45   -43 52.8    0.0449   0.973    75.3   102.1    21.2
2006 01 12    01 17.92   -45 03.6    0.0503   0.969    72.2   105.0    21.6
2006 01 13    01 07.42   -45 56.9    0.0559   0.965    69.6   107.3    22.0
2006 01 14    00 58.49   -46 37.8    0.0615   0.962    67.3   109.3    22.3
2006 01 15    00 50.77   -47 10.1    0.0671   0.958    65.4   111.0    22.6

Timothy B. Spahr             (C) Copyright 2005 MPC           M.P.E.C. 2005-Y64

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