MPEC 2009-J23 : 2009 JS

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M.P.E.C. 2009-J23                                Issued 2009 May 4, 16:44 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 JS

Observations:
     K09J00S* C2009 05 03.30998 15 17 43.94 -12 56 07.2          18.1   EJ023704
     K09J00S  C2009 05 03.32572 15 17 37.40 -13 03 15.2          18.3   EJ023704
     K09J00S  C2009 05 03.34023 15 17 31.32 -13 09 44.8          18.4   EJ023704
     K09J00S  C2009 05 03.35474 15 17 25.41 -13 16 10.9          18.2   EJ023704
     K09J00S  C2009 05 03.36875 15 17 19.85 -13 22 20.4          18.9   EJ023704
     K09J00S UC2009 05 04.13236 15 14 40.28 -18 03 20.4                 EJ023J95
     K09J00S UC2009 05 04.13401 15 14 39.73 -18 03 50.4          18.2 R EJ023J95

Observer details:
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.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2009 JS                                                  Earth MOID = 0.0085 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
M  62.08238              (2000.0)            P               Q
n   0.63164655     Peri.  112.46372     -0.91184557     -0.40325038
a   1.3453025      Node    43.85735     +0.32384115     -0.82178638
e   0.3586806      Incl.    6.37942     +0.25231837     -0.40256214
P   1.56           H   25.7           G   0.15           U   8
Residuals in seconds of arc
090503 704  0.1+  0.4+    090503 704  0.5-  0.1+    090504 J95  0.9-  0.2-
090503 704  0.4+  0.4-    090503 704  0.7+  0.1+
090503 704  0.8-  0.1-    090504 J95  0.9+  0.2+

Ephemeris:
2009 JS                  a,e,i = 1.35, 0.36, 6                   q = 0.8628
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2009 04 29    21 00.14   +82 35.3    0.0109   1.004    74.6   104.8    19.8
2009 04 30    16 14.07   +58 57.6    0.00858  1.009   103.3    76.2    18.0
2009 05 01    15 38.02   +24 35.2    0.00935  1.014   137.3    42.3    17.2
2009 05 02    15 25.45   +01 54.8    0.0127   1.020   159.0    20.8    17.3
2009 05 03    15 19.09   -10 16.7    0.0171   1.025   169.2    10.6    17.6
2009 05 04    15 15.25   -17 15.6    0.0220   1.030   172.5     7.4    18.0
2009 05 05    15 12.68   -21 39.3    0.0271   1.035   172.0     7.7    18.5
2009 05 06    15 10.84   -24 38.2    0.0323   1.041   170.7     9.0    18.9
2009 05 07    15 09.45   -26 46.5    0.0376   1.046   169.5    10.1    19.3
2009 05 08    15 08.37   -28 22.5    0.0430   1.051   168.5    11.0    19.7
2009 05 09    15 07.50   -29 36.7    0.0484   1.057   167.7    11.8    20.0

2009 05 19    15 03.90   -34 22.9    0.105    1.112   163.0    15.5    21.9
2009 05 29    15 04.70   -35 10.2    0.166    1.169   158.1    18.9    23.1

Sonia Keys                   (C) Copyright 2009 MPC           M.P.E.C. 2009-J23

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