• Processing (Info)

    • MPEC 2008-Y15 : 2008 YF

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    M.P.E.C. 2008-Y15                                Issued 2008 Dec. 20, 12:21 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.

             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://www.cfa.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                    2008 YF

Observations:
     K08Y00F* C2008 12 19.44535 11 54 21.47 +29 32 57.6          17.2   EY015704
     K08Y00F  C2008 12 19.45799 11 54 20.32 +29 37 59.1          17.3   EY015704
     K08Y00F  C2008 12 19.47065 11 54 19.15 +29 43 00.5          17.4   EY015704
     K08Y00F  C2008 12 19.48330 11 54 18.00 +29 48 00.5          17.4   EY015704
     K08Y00F  C2008 12 19.49595 11 54 16.79 +29 52 59.5          17.5   EY015704
     K08Y00F  C2008 12 20.03513 11 54 01.20 +33 13 40.0          17.0 C EY015493
     K08Y00F  C2008 12 20.03600 11 54 01.17 +33 13 58.6          17.1 C EY015493
     K08Y00F  C2008 12 20.03686 11 54 01.14 +33 14 17.1          16.9 C EY015493
     K08Y00F  C2008 12 20.40057 11 53 45.39 +35 20 38.6          17.9 R EY015854
     K08Y00F  C2008 12 20.40259 11 53 45.24 +35 21 20.2          17.9 R EY015854
     K08Y00F  C2008 12 20.40462 11 53 45.09 +35 22 01.5          17.9 R EY015854

Observer details:
493 Calar Alto.  Observer F. Hormuth.  1.23-m reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Bezpalko, D. Torres,
    R. Kracke, G. Spitz, J. Kistler.  Measurers J. Stuart, S. Scruggs.  1.0-m
    f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.36-m f/10.0
    Schmidt-Cassegrain + CCD.

Orbital elements:
2008 YF                                             PHA, Earth MOID = 0.0023 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5                 MPC
M   6.65972              (2000.0)            P               Q
n   0.46863959     Peri.  321.01220     +0.62174957     -0.68669100
a   1.6415095      Node    87.06297     +0.77920286     +0.49370694
e   0.4430914      Incl.   22.15843     +0.07918564     +0.53358123
P   2.10           H   20.9           G   0.15           U   8
Residuals in seconds of arc
081219 704  0.3+  0.1-    081219 704  0.1+  0.2+    081220 854  0.0   0.1-
081219 704  0.1-  0.2-    081220 493  0.2-  0.3+    081220 854  0.0   0.2+
081219 704  0.3-  0.1+    081220 493  0.1-  0.1-    081220 854  0.1+  0.0
081219 704  0.1+  0.1+    081220 493  0.1+  0.3-

Ephemeris:
2008 YF                  a,e,i = 1.64, 0.44, 22                  q = 0.9142
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2008 12 20    11 53.90   +33 01.8    0.0620   0.999   102.3    74.2    17.5
2008 12 30    11 43.36   +62 31.0    0.132    1.049   116.6    57.0    18.7
2009 01 09    11 19.65   +70 40.9    0.211    1.106   120.7    49.9    19.6
2009 01 19    10 42.63   +73 30.6    0.292    1.168   122.6    45.2    20.3
2009 01 29    10 02.37   +73 37.4    0.376    1.232   123.3    41.9    20.9
2009 02 08    09 31.84   +71 57.2    0.463    1.298   123.1    39.5    21.4
2009 02 18    09 15.07   +69 12.5    0.554    1.364   121.9    37.9    21.8

Timothy B. Spahr             (C) Copyright 2008 MPC           M.P.E.C. 2008-Y15

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