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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-Y63 : 2005 YN128

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M.P.E.C. 2005-Y63                                Issued 2005 Dec. 31, 01:10 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 YN128

Observations:
     K05YC8N* C2005 12 30.24301 04 27 26.02 +26 39 15.5          20.3 V EY063G96
     K05YC8N  C2005 12 30.24846 04 27 29.77 +26 39 07.5          20.5 V EY063G96
     K05YC8N  C2005 12 30.25393 04 27 33.55 +26 38 59.5          19.9 V EY063G96
     K05YC8N  C2005 12 30.25940 04 27 37.29 +26 38 51.6          20.2 V EY063G96
     K05YC8N  C2005 12 30.33139 04 28 26.79 +26 37 02.3          19.5 V EY063G96
     K05YC8N  C2005 12 30.33204 04 28 27.19 +26 37 01.0          19.5 V EY063G96
     K05YC8N  C2005 12 30.33270 04 28 27.73 +26 37 00.7          19.5 V EY063G96
     K05YC8N  C2005 12 30.34037 04 28 33.04 +26 36 47.8          20.1 V EY063G96
     K05YC8N  C2005 12 30.34102 04 28 33.49 +26 36 46.9          20.1 V EY063G96
     K05YC8N  C2005 12 30.93373 04 35 30.93 +26 22 17.7                 EY063J95
     K05YC8N  C2005 12 30.94037 04 35 35.20 +26 22 07.9                 EY063J95
     K05YC8N  C2005 12 30.94556 04 35 38.48 +26 22 00.0          20.6 R EY063J95

Observer details:
G96 Mt. Lemmon Survey.  Observer R. Hill.  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.  1.5-m reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2005 YN128                                          Earth MOID = 0.0180 AU
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5                  MPC
M  53.09247              (2000.0)            P               Q
n   0.47832410     Peri.  116.36696     +0.74829493     -0.66203397
a   1.6192772      Node   285.11929     +0.59206097     +0.69508956
e   0.4312090      Incl.    2.49472     +0.29919644     +0.28028829
P   2.06           H   24.1           G   0.15           U   9
Residuals in seconds of arc
051230 G96  0.1-  0.2-    051230 G96  0.3-  0.3+    051230 G96  0.4+  0.1+
051230 G96  0.0   0.3-    051230 G96  0.9-  0.0     051230 J95  0.4+  0.1+
051230 G96  0.2+  0.3-    051230 G96  0.2+  0.8+    051230 J95  0.2+  0.0
051230 G96  0.0   0.2-    051230 G96  0.4+  0.0     051230 J95  0.6-  0.2-

Ephemeris:
2005 YN128               a,e,i = 1.62, 0.43, 2                   q = 0.9210
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 12 26    03 21.39   +27 49.3    0.0652   1.034   140.0    37.6    19.8
2006 01 05    05 19.48   +24 24.9    0.113    1.088   156.3    21.3    20.6
2006 01 15    06 04.59   +21 44.0    0.175    1.146   156.4    20.1    21.6
2006 01 25    06 28.94   +20 17.1    0.247    1.208   151.9    22.6    22.6

Timothy B. Spahr             (C) Copyright 2005 MPC           M.P.E.C. 2005-Y63

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