• Processing (Info)

    • MPEC 2005-Y30 : 2005 YR3

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    M.P.E.C. 2005-Y30                                Issued 2005 Dec. 24, 00:27 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 YR3

Observations:
     K05Y03R* C2005 12 22.41484 09 52 32.78 +42 53 32.8          18.8   EY030704
     K05Y03R  C2005 12 22.42836 09 52 19.40 +42 55 42.4          19.1   EY030704
     K05Y03R  C2005 12 22.44197 09 52 05.73 +42 57 52.4          18.9   EY030704
     K05Y03R  C2005 12 23.39282 09 36 58.04 +45 24 40.4          19.4   EY030704
     K05Y03R  C2005 12 23.40564 09 36 44.02 +45 26 38.4          19.0   EY030704
     K05Y03R  C2005 12 23.43132 09 36 15.79 +45 30 33.0          19.3   EY030704
     K05Y03R  C2005 12 23.44416 09 36 01.68 +45 32 28.4          19.3   EY030704
     K05Y03R  C2005 12 24.00098 09 26 31.97 +46 53 30.1          18.8 R EY030143
     K05Y03R  C2005 12 24.00401 09 26 28.59 +46 53 57.6          18.5 R EY030143
     K05Y03R  C2005 12 24.00705 09 26 25.16 +46 54 24.7          18.4 R EY030143

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 YR3
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5                  MPC
M 242.44083              (2000.0)            P               Q
n   1.32664854     Peri.  222.64582     +0.40066414     +0.91437469
a   0.8202863      Node    71.04984     -0.82316711     +0.38713575
e   0.2684923      Incl.    3.52790     -0.40232345     +0.11851095
P   0.74           H   23.3           G   0.15           U   9
Residuals in seconds of arc
051222 704  0.6-  0.1+    051223 704  0.3+  0.3+    051224 143  0.1-  0.0
051222 704  0.4+  0.3-    051223 704  0.2+  0.7+    051224 143  0.1-  0.4-
051222 704  0.4-  0.3-    051223 704  0.7+  0.2+
051223 704  0.1+  0.4+    051224 143  0.4-  0.1-

Ephemeris:
2005 YR3                 a,e,i = 0.82, 0.26, 3                   q = 0.6048
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 12 16    11 02.60   +25 55.4    0.0526   1.000   106.6    70.5    19.4
2005 12 26    08 47.64   +51 15.5    0.0476   1.020   140.0    38.3    18.3
2006 01 05    05 18.64   +55 25.9    0.0626   1.033   142.0    35.9    18.8
2006 01 15    03 52.70   +48 05.0    0.0890   1.039   126.6    49.5    20.0
2006 01 25    03 27.69   +42 52.0    0.119    1.038   113.5    60.5    20.9
2006 02 04    03 22.75   +39 44.7    0.148    1.029   102.8    69.1    21.6

Timothy B. Spahr             (C) Copyright 2005 MPC           M.P.E.C. 2005-Y30

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