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IAU Minor Planet Center

Minor Planet Center

MPEC 2009-U89 : 2009 UD19

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M.P.E.C. 2009-U89                                Issued 2009 Oct. 25, 00:48 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 UD19

Observations:
     K09U19D* C2009 10 24.31252 03 15 35.17 +13 05 59.1          21.0 V EU089703
     K09U19D  C2009 10 24.32301 03 15 38.41 +13 05 45.5          19.8 V EU089703
     K09U19D  C2009 10 24.33349 03 15 41.68 +13 05 30.9          19.4 V EU089703
     K09U19D  C2009 10 24.34399 03 15 44.89 +13 05 16.8          20.6 V EU089703
     K09U19D  C2009 10 24.39394 03 16 00.33 +13 04 06.6          19.5 V EU089703
     K09U19D  C2009 10 24.40411 03 16 03.54 +13 03 53.3          19.0 V EU089703
     K09U19D  C2009 10 24.41420 03 16 06.63 +13 03 36.7          20.1 V EU089703
     K09U19D  C2009 10 24.42439 03 16 09.69 +13 03 23.5                 EU089703
     K09U19D  C2009 10 24.44875 03 16 17.35 +13 02 45.8          19.5 R EU089H01
     K09U19D  C2009 10 24.45244 03 16 18.53 +13 02 40.3          19.7 R EU089H01
     K09U19D  C2009 10 24.45612 03 16 19.70 +13 02 35.0          19.6 R EU089H01
     K09U19D  C2009 10 24.92986 03 19 07.36 +12 51 03.2          19.7 R EU089473
     K09U19D  C2009 10 24.93263 03 19 08.25 +12 50 59.5          19.7 R EU089473
     K09U19D  C2009 10 24.96531 03 19 19.67 +12 50 06.8                 EU089J95
     K09U19D  C2009 10 24.97153 03 19 21.74 +12 49 56.9                 EU089J95
     K09U19D  C2009 10 24.97730 03 19 23.73 +12 49 48.2          19.7 R EU089J95

Observer details:
473 Remanzacco.  Observers L. Donato, M. Gonano, V. Gonano, E. Guido,
    V. Santini, G. Sostero.  0.45-m f/4.4 Newtonian reflector + CCD.
703 Catalina Sky Survey.  Observer R. A. Kowalski.  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.  0.68-m Schmidt + CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2009 UD19                                                Earth MOID = 0.0359 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5                  MPC
M   9.75868              (2000.0)            P               Q
n   0.44831836     Peri.  245.47986     +0.00088634     -0.99966948
a   1.6907460      Node   204.51087     +0.93843734     +0.00970721
e   0.4360397      Incl.    3.55069     +0.34544836     -0.02380547
P   2.20           H   23.5           G   0.15           U   9
Residuals in seconds of arc
091024 703  0.0   0.2-    091024 703  0.3-  1.3-    091024 473  0.2+  0.6-
091024 703  0.0   0.4+    091024 703  2.1-  0.1+    091024 J95  0.3-  0.8+
091024 703  0.6+  0.2+    091024 H01  0.3+  0.2-    091024 J95  0.4-  0.1-
091024 703  0.1+  0.5+    091024 H01  0.5+  0.3-    091024 J95  0.6+  0.4-
091024 703  0.1-  0.1-    091024 H01  0.5+  0.2-
091024 703  0.5+  1.0+    091024 473  0.6+  0.8-

Ephemeris:
2009 UD19                a,e,i = 1.69, 0.44, 4                   q = 0.9535
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2009 10 16    02 40.15   +15 12.8    0.165    1.154   160.3    17.0    20.8
2009 10 26    03 25.60   +12 24.1    0.110    1.098   159.5    18.5    19.9
2009 11 05    05 02.48   +04 13.1    0.0701   1.049   143.3    34.4    19.3
2009 11 15    07 57.34   -11 35.1    0.0612   1.007   105.5    71.1    19.9
2009 11 25    10 14.99   -19 15.2    0.0875   0.977    80.5    94.4    21.5

Timothy B. Spahr             (C) Copyright 2009 MPC           M.P.E.C. 2009-U89

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