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  • MPEC 2008-F54 : 2006 FK9

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    M.P.E.C. 2008-F54                                Issued 2008 Mar. 29, 20:53 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
    
                                       2006 FK9
    
                               Revision to MPEC 2006-F40
    
    Additional Observations:
         K06F09K  C2008 03 29.18036 09 06 38.70 +18 50 13.0          19.9 V EF054G96
         K06F09K  C2008 03 29.18608 09 06 40.50 +18 50 45.8          19.8 V EF054G96
         K06F09K  C2008 03 29.19183 09 06 42.30 +18 51 19.0          19.9 V EF054G96
         K06F09K  C2008 03 29.79623 09 09 58.88 +19 48 18.5          19.5 V EF054B03
         K06F09K  C2008 03 29.79702 09 09 59.11 +19 48 22.5          19.4 V EF054B03
         K06F09K  C2008 03 29.79780 09 09 59.34 +19 48 27.0          20.1 V EF054B03
         K06F09K  C2008 03 29.80583 09 10 02.07 +19 49 12.5          19.4 R EF054143
         K06F09K  C2008 03 29.82315 09 10 07.51 +19 50 48.9          19.4 R EF054143
    
    Observer details:
    143 Gnosca.  Observer S. Sposetti.  0.40-m f/4 reflector + CCD.
    B03 Alter Satzberg, Vienna.  Observer M. Pietschnig.  0.35-m f/5.8
        Schmidt-Cassegrain + CCD.
    G96 Mt. Lemmon Survey.  Observer S. M. Larson.  Measurers E. C. Beshore,
        A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
        R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m 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
    080329 G96 1.82- 0.54-    080329 143 1.80- 0.54-    MPO102309   +0.52 day
    
    Orbital elements:
    2006 FK9                                                 Earth MOID = 0.1489 AU
    Epoch 2008 May 14.0 TT = JDT 2454600.5                  MPC
    M  43.90440              (2000.0)            P               Q
    n   0.48133963     Peri.  316.99319     -0.70733825     -0.70663648
    a   1.6125071      Node   177.77113     +0.70542012     -0.70397707
    e   0.3323234      Incl.   28.18780     -0.04533270     +0.07128233
    P   2.05           H   20.9           G   0.15           U   3
    Residuals in seconds of arc
    060325 703  0.1+  0.3+    060326 G96  0.2+  0.0     060420 682  0.6-  0.4+
    060325 703  1.1-  0.2-    060326 734  0.5-  0.0     060420 682  0.2+  0.3+
    060325 703  1.2-  0.6+    060328 J95  0.0   0.2-    060422 J50  0.3+  0.4-
    060325 703  0.1+  0.0     060328 J95  0.2-  0.3-    060422 J50  0.4+  0.2-
    060325 703  0.1+  0.2-    060328 J95  0.1-  0.3-    060422 J50  0.2+  0.3-
    060325 703  0.5-  0.9+    060331 H36 (2.2+  0.6-)   060422 J50  0.3+  0.4-
    060325 703  0.0   0.3-    060331 H36  0.1-  0.8-    060422 J50  0.3+  0.4-
    060325 703  0.0   0.1-    060331 H36  0.3+  1.3+    060422 J50  0.2+  0.3-
    060325 J87  0.5+  0.2-    060402 941  0.3-  0.4+    060422 J50  0.3+  0.5-
    060325 J87  0.8+  0.1-    060402 941  0.1+  0.1-    080329 G96  0.2-  0.0
    060325 J87  0.1+  0.0     060402 941  0.0   0.0     080329 G96  0.0   0.2-
    060326 854  0.6-  0.6+    060402 941  0.3+  0.0     080329 G96  0.1+  0.1-
    060326 854  1.0+  0.3+    060419 682  1.0-  0.5+    080329 B03  0.3+  0.5+
    060326 854  1.1+  1.2+    060419 682  0.7-  0.0     080329 B03  0.0   0.0
    060326 G96  0.3+  0.1+    060419 682  0.7+  1.1+    080329 B03  0.2-  0.2+
    060326 G96  0.4+  0.1+    060419 G96  0.0   0.0     080329 143  0.2-  0.1-
    060326 G96  0.3+  0.0     060419 G96  0.2-  0.1+    080329 143  0.2+  0.3-
    060326 734  0.0   0.3-    060419 G96  0.4-  0.2+
    060326 734  0.1+  0.2-    060419 G96  0.2-  0.2+
    
    Ephemeris:
    2006 FK9                 a,e,i = 1.61, 0.33, 28                  q = 1.0766
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2008 03 25    08 43.53   +11 23.5    0.228    1.144   125.4    45.3    19.7
    2008 04 04    09 37.14   +26 43.7    0.284    1.178   122.5    45.7    20.3
    2008 04 14    10 23.62   +34 39.9    0.365    1.216   117.7    46.9    20.9
    2008 04 24    11 02.32   +38 01.3    0.457    1.258   113.2    47.3    21.5
    2008 05 04    11 34.42   +38 49.3    0.555    1.302   109.3    46.9    22.0
    
    Gareth V. Williams           (C) Copyright 2008 MPC           M.P.E.C. 2008-F54
    

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