• Processing (Info)

  • MPEC 2006-A04 : 2005 YY128

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2006-A03 Read MPEC 2006-A05


    M.P.E.C. 2006-A04                                Issued 2006 Jan. 1, 23:44 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 YY128
    
    Observations:
         K05YC8Y  C2005 12 05.47225 09 11 21.04 +17 27 10.8          21.8 V EA004G96
         K05YC8Y  C2005 12 05.47983 09 11 21.15 +17 27 08.9          21.6 V EA004G96
         K05YC8Y  C2005 12 05.48739 09 11 21.30 +17 27 07.8          21.7 V EA004G96
         K05YC8Y  C2005 12 05.49497 09 11 21.51 +17 27 06.0          21.4 V EA004G96
         K05YC8Y* C2005 12 30.48824 09 07 47.10 +17 15 33.3          19.9 V EA004691
         K05YC8Y  C2005 12 30.50562 09 07 46.10 +17 15 35.4          20.1 V EA004691
         K05YC8Y  C2005 12 30.52303 09 07 45.15 +17 15 37.3          20.1 V EA004691
         K05YC8Y  C2005 12 31.28101 09 07 04.77 +17 17 12.3          19.9 R EA004734
         K05YC8Y  C2005 12 31.28395 09 07 04.59 +17 17 13.1          19.7 R EA004734
         K05YC8Y  C2005 12 31.28689 09 07 04.42 +17 17 13.2          20.1 R EA004734
         K05YC8Y  C2005 12 31.28984 09 07 04.21 +17 17 14.0          19.7 R EA004734
         K05YC8Y  C2005 12 31.40072 09 06 57.73 +17 17 30.6          20.0 R EA004711
         K05YC8Y  C2005 12 31.42635 09 06 56.16 +17 17 34.0          19.8 R EA004711
         K05YC8Y  C2005 12 31.43762 09 06 55.49 +17 17 35.6          19.7 R EA004711
         K05YC8Y  C2006 01 01.01013 09 06 22.58 +17 18 51.7          19.5 V EA004A50
         K05YC8Y  C2006 01 01.01529 09 06 22.22 +17 18 53.1          19.8 V EA004A50
         K05YC8Y  C2006 01 01.02552 09 06 21.53 +17 18 53.7          20.2 V EA004A50
    
    Observer details:
    691 Steward Observatory, Kitt Peak.  Observer R. S. McMillan.  0.9-m f/3
        reflector + CCD.
    711 McDonald Observatory.  Observer J. G. Ries.  0.76-m reflector + CCD
        + prime-focus corrector.
    734 Farpoint Observatory.  Observer G. Hug.  0.7-m reflector + CCD.
    A50 Andrushivka Astronomical Observatory.  Observer Y. Ivashchenko.  0.6-m
        f/2.0 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer A. Grauer.  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.
    
    Orbital elements:
    2005 YY128                                          PHA, Earth MOID = 0.0289 AU
    Epoch 2006 Mar. 6.0 TT = JDT 2453800.5                  MPC
    M 321.76865              (2000.0)            P               Q
    n   0.61384141     Peri.  314.73497     -0.25166115     +0.96681044
    a   1.3711930      Node   300.64164     -0.87284336     -0.24641207
    e   0.5938349      Incl.    2.93766     -0.41810421     -0.06751781
    P   1.61           H   18.7           G   0.15           U   9
    Residuals in seconds of arc
    051205 G96  0.7+  0.7+    051230 691  0.7+  0.3+    051231 711  0.5+  0.1-
    051205 G96  0.2-  0.1-    051231 734  0.4-  0.4-    051231 711  0.7+  0.0
    051205 G96  0.5-  0.0     051231 734  0.5-  0.0     060101 A50  1.0+  0.0
    051205 G96  0.1+  0.7-    051231 734  0.4-  0.3-    060101 A50  0.5+  0.6+
    051230 691  0.7+  0.2+    051231 734  0.9-  0.1+    060101 A50  0.2-  0.3-
    051230 691  0.4+  0.3+    051231 711  0.6+  0.1-
    
    Ephemeris:
    2005 YY128               a,e,i = 1.37, 0.59, 3                   q = 0.5569
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2005 12 26    09 10.99   +17 08.8    0.812    1.684   139.2    22.4    20.5
    2006 01 05    09 01.80   +17 30.4    0.682    1.616   151.6    16.8    19.8
    2006 01 15    08 44.04   +18 15.0    0.570    1.543   166.1     8.8    19.0
    2006 01 25    08 15.87   +19 16.1    0.481    1.465   177.0     2.0    18.2
    2006 02 04    07 37.38   +20 13.4    0.417    1.381   157.8    15.7    18.4
    2006 02 14    06 52.78   +20 37.7    0.379    1.291   137.2    31.3    18.5
    2006 02 24    06 08.78   +20 15.0    0.360    1.196   116.9    47.6    18.7
    2006 03 06    05 29.94   +19 14.2    0.352    1.096    97.7    63.8    18.9
    2006 03 16    04 55.35   +17 47.4    0.346    0.991    79.4    80.5    19.2
    2006 03 26    04 19.35   +15 52.0    0.337    0.883    60.8    99.8    19.7
    
    Gareth V. Williams           (C) Copyright 2006 MPC           M.P.E.C. 2006-A04
    

    Read MPEC 2006-A03 Read MPEC 2006-A05


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)