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IAU Minor Planet Center

Minor Planet Center

MPEC 2009-M18 : 2009 MS

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


Read MPEC 2009-M17


M.P.E.C. 2009-M18                                Issued 2009 June 22, 11:27 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.

             Prepared using the Tamkin Foundation Computer Network

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

                                    2009 MS

Observations:
     K09M00S* C2009 06 19.22249 17 36 04.96 +01 05 47.1          20.1 V EM018G96
     K09M00S  C2009 06 19.22821 17 36 04.46 +01 05 49.7          19.9 V EM018G96
     K09M00S  C2009 06 19.23422 17 36 03.96 +01 05 52.7          20.0 V EM018G96
     K09M00S  C2009 06 19.23973 17 36 03.45 +01 05 55.7          19.9 V EM018G96
     K09M00S 5C2009 06 19.27697 17 36 00.21 +01 06 15.7          20.5 R EM018673
     K09M00S 5C2009 06 19.28426 17 35 59.57 +01 06 19.6                 EM018673
     K09M00S 5C2009 06 19.28889 17 35 59.20 +01 06 21.6                 EM018673
     K09M00S 5C2009 06 19.29525 17 35 58.66 +01 06 24.8                 EM018673
     K09M00S  C2009 06 21.30726 17 33 07.95 +01 23 02.5          20.4 V EM018G96
     K09M00S  C2009 06 21.31154 17 33 07.59 +01 23 04.5          20.3 V EM018G96
     K09M00S  C2009 06 21.31586 17 33 07.23 +01 23 06.8          20.9 V EM018G96
     K09M00S  C2009 06 21.39393 17 33 00.56 +01 23 44.5          20.8 V EM018291
     K09M00S HC2009 06 21.39817 17 33 00.09 +01 23 46.7                 EM018291
     K09M00S  C2009 06 21.40231 17 32 59.84 +01 23 48.3          21.0 V EM018291
     K09M00S  C2009 06 22.34808 17 31 40.61 +01 31 15.4          21.1 V EM018291
     K09M00S HC2009 06 22.35175 17 31 40.29 +01 31 16.8                 EM018291
     K09M00S  C2009 06 22.35544 17 31 39.94 +01 31 18.9          20.2 V EM018291

Observer details:
291 LPL/Spacewatch II.  Observer J. V. Scotti.  1.8-m f/2.7 reflector + CCD.
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.61-m f/16
    Cassegrain + CCD.
G96 Mt. Lemmon Survey.  Observer A. Boattini.  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.

Orbital elements:
2009 MS                                             PHA, Earth MOID = 0.0301 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
M 124.43361              (2000.0)            P               Q
n   0.35241197     Peri.  220.83702     -0.15293186     -0.67317540
a   1.9850386      Node   251.06521     +0.98094104     -0.19220168
e   0.5609925      Incl.   49.89678     -0.11986047     -0.71406820
P   2.80           H   16.1           G   0.15           U   9
Residuals in seconds of arc
090619 G96  0.1+  0.3-    090619 673  0.1-  0.3+    090621 291  1.2-  0.2+
090619 G96  0.1+  0.6-    090619 673  0.1+  0.3+    090621 291  0.4+  0.2-
090619 G96  0.4+  0.7-    090621 G96  0.0   0.3-    090622 291  0.2+  0.0
090619 G96  0.1-  0.5-    090621 G96  0.1+  0.4-    090622 291  0.1+  0.3-
090619 673  0.5-  0.5+    090621 G96  0.2+  0.2-    090622 291  0.5-  0.1+
090619 673  0.6-  0.7+    090621 291  0.4+  0.0

Ephemeris:
2009 MS                  a,e,i = 1.99, 0.56, 50                  q = 0.8714
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2009 06 18    17 37.83   +00 55.2    1.925    2.881   155.6     8.4    20.4
2009 06 28    17 24.03   +02 11.1    1.981    2.908   150.2    10.0    20.5
2009 07 08    17 11.95   +03 01.8    2.066    2.933   141.7    12.4    20.8
2009 07 18    17 02.23   +03 29.3    2.176    2.956   132.3    14.7    21.0
2009 07 28    16 55.20   +03 37.2    2.304    2.978   122.7    16.7    21.2
2009 08 07    16 50.92   +03 30.2    2.446    2.998   113.5    18.1    21.4
2009 08 17    16 49.22   +03 12.7    2.596    3.016   104.6    19.0    21.5
2009 08 27    16 49.88   +02 48.5    2.751    3.032    96.2    19.3    21.7
2009 09 06    16 52.62   +02 20.9    2.907    3.046    88.2    19.3    21.8
2009 09 16    16 57.16   +01 52.5    3.059    3.059    80.5    18.9    21.9
2009 09 26    17 03.26   +01 25.5    3.206    3.070    73.2    18.2    22.0

Sonia Keys                   (C) Copyright 2009 MPC           M.P.E.C. 2009-M18

Read MPEC 2009-M17

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