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  • MPEC 2012-S01 : 2008 SE85

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    M.P.E.C. 2012-S01                                Issued 2012 Sept. 16, 02:09 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.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2008 SE85
    
                               Revision to MPEC 2008-S89
    
    Additional Observations:
         K08S85E KC2012 09 14.88979 22 01 34.37 +05 14 38.1          20.4 VtES001J04
         K08S85E KC2012 09 14.90068 22 01 33.27 +05 14 16.4          20.4 VtES001J04
         K08S85E KC2012 09 14.91206 22 01 32.10 +05 13 54.4          20.4 VtES001J04
         K08S85E KC2012 09 15.89654 21 59 55.93 +04 41 16.4                tES001J04
         K08S85E KC2012 09 15.90003 21 59 55.58 +04 41 09.4                tES001J04
         K08S85E KC2012 09 15.90352 21 59 55.19 +04 41 02.6          20.3 VtES001J04
         K08S85E KC2012 09 15.90701 21 59 54.88 +04 40 55.6          20.3 VtES001J04
    
    Observer details:
    J04 ESA Optical Ground Station, Tenerife.  Observer P. Ruiz.  Measurers
        E. Schwab, D. Koschny, M. Busch, A. Knoefel.  1.0-m f/4.4 reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    120914 J04 2.10- 0.13+    120915 J04 2.09- 0.15+    MPO147494   +3.3 day
    
    Orbital elements:
    2008 SE85                                           PHA, Earth MOID = 0.0230 AU
    Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
    M 297.02887              (2000.0)            P               Q
    n   0.47565660     Peri.  294.77953     -0.38486160     -0.92273093
    a   1.6253256      Node   177.54043     +0.91852764     -0.38065513
    e   0.5251744      Incl.   29.59488     -0.09049046     +0.06057475
    P   2.07           H   19.5           G   0.15           U   3
    Residuals in seconds of arc
    080928 703  0.4+  0.5-    081001 291  0.3-  0.1-    081015 E12  0.4+  0.2-
    080928 703  0.3-  0.5+    081001 291  0.3-  0.0     081015 E12  0.1+  1.5+
    080928 703  0.6+  0.4+    081001 291  0.4-  0.1+    081015 E12  0.1-  0.5-
    080928 703  0.4-  0.6-    081002 H55  0.0   1.4+    081019 F84  0.7-  0.2-
    080928 703  0.3-  0.6+    081002 H55  0.2+  0.0     081019 F84  0.9-  1.5+
    080928 703  0.7-  0.2+    081002 H55  0.1+  0.2+    081022 304  0.2-  0.2+
    080928 703  1.0+  1.8+    081002 H55  0.3+  0.1+    081022 304  0.1+  0.2-
    080928 D90  0.2-  0.8+    081002 291  0.0   1.1-    081022 304  0.0   0.3-
    080928 D90  0.2-  0.1-    081002 291  0.2-  0.4+    081022 304  0.1-  0.0
    080928 D90  0.4+  0.7+    081002 291 (0.5-  2.5+)   081022 304  0.2+  0.3-
    080929 854  1.4-  1.5-    081003 H55  0.0   0.5+    081022 304  0.1+  0.1-
    080929 854  0.7-  0.2-    081003 H55  0.1+  0.3+    081022 304  0.1+  0.1-
    080929 854  0.1+  1.1-    081003 H55  0.1-  0.6+    081022 304  0.2+  0.3-
    080929 H55  0.1+  0.7-    081003 H55  0.1+  0.4+    081022 304  0.2+  0.4-
    080929 H55  0.2+  0.1-    081003 291  0.3+  0.4-    081022 304  0.0   0.2-
    080929 H55  0.4+  0.4-    081003 291  0.1-  0.2+    120914 J04  0.1+  0.0
    080929 G96  0.1+  0.1-    081003 291  0.5-  0.7-    120914 J04  0.2+  0.2-
    080929 G96  0.4+  0.1-    081004 H55  0.2+  0.3+    120914 J04  0.0   0.3+
    080929 G96  0.4+  0.1-    081004 H55  0.5+  0.3+    120915 J04  0.0   0.0
    080929 G96  0.2+  0.0     081004 H55  0.3+  0.3+    120915 J04  0.1+  0.0
    080930 291  0.1-  0.1-    081008 F85  0.3+  0.1+    120915 J04  0.5-  0.1+
    080930 291  0.0   0.2-    081008 F85  0.2+  0.4-    120915 J04  0.1+  0.1+
    080930 291  0.1+  0.3-    081015 E12  0.8+  0.3+
    
    Ephemeris:
    2008 SE85                a,e,i = 1.63, 0.53, 30                  q = 0.7717
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 08 17    22 46 02.4 +16 31 58   1.0157  1.9428   146.6    16.7    21.9
    ...
    2012 09 01    22 24 41.3 +11 56 36   0.8780  1.8567   159.3    11.1    21.2
    ...
    2012 09 09    22 11 23.7 +08 20 01   0.8286  1.8080   159.9    11.0    21.1
    ...
    2012 09 15    22 01 23.3 +05 11 06   0.8037  1.7701   155.9    13.4    21.0
    2012 09 16    21 59 45.6 +04 37 55   0.8006  1.7636   155.0    14.0    21.0
    2012 09 17    21 58 09.1 +04 04 21   0.7977  1.7572   154.0    14.5    21.1
    ...
    2012 09 23    21 49 01.3 +00 37 10   0.7866  1.7178   147.1    18.5    21.1
    ...
    2012 10 01    21 38 48.6 -04 03 19   0.7863  1.6634   136.7    24.4    21.2
    ...
    2012 10 16    21 27 55.0 -12 07 36   0.8197  1.5562   117.6    34.6    21.5
    
                           (Last issue was M.P.E.C. 2012-R40)
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-S01
    

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