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Minor Planet Center

MPEC 2009-X50 : 2009 XP2

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M.P.E.C. 2009-X50                                Issued 2009 Dec. 13, 16:28 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 XP2

Observations:
     K09X02P* C2009 12 13.13613 02 40 09.37 +17 43 20.8          18.1 V EX050703
     K09X02P  C2009 12 13.14414 02 40 13.08 +17 47 25.6          17.9 V EX050703
     K09X02P  C2009 12 13.16022 02 40 20.35 +17 55 31.3          18.1 V EX050703
     K09X02P  C2009 12 13.19161 02 40 34.53 +18 11 16.9          18.2 V EX050703
     K09X02P  C2009 12 13.19206 02 40 34.71 +18 11 30.5          18.2 V EX050703
     K09X02P  C2009 12 13.19251 02 40 34.93 +18 11 43.3          18.0 V EX050703
     K09X02P  C2009 12 13.19298 02 40 35.14 +18 11 57.6          18.0 V EX050703
     K09X02P  C2009 12 13.20767 02 40 30.45 +18 17 57.5          17.9 R EX050932
     K09X02P  C2009 12 13.21189 02 40 32.57 +18 20 01.9          17.9 R EX050932
     K09X02P  C2009 12 13.21584 02 40 34.57 +18 21 58.0          17.4 R EX050932
     K09X02P  C2009 12 13.22193 02 40 37.61 +18 24 58.0                 EX050932
     K09X02P  C2009 12 13.24037 02 40 56.60 +18 35 30.3          18.1 V EX050703
     K09X02P  C2009 12 13.24089 02 40 56.82 +18 35 45.1          18.0 V EX050703
     K09X02P  C2009 12 13.24140 02 40 57.03 +18 36 00.5          18.2 V EX050703
     K09X02P  C2009 12 13.24191 02 40 57.28 +18 36 16.1          18.1 V EX050703

Observer details:
703 Catalina Sky 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.  0.68-m Schmidt + CCD.
932 John J. McCarthy Obs., New Milford.  Observers S. Riley, J. Reynolds.
    Measurers S. Riley, B. Lambert.  0.4-m f/6.5 Schmidt-Cassegrain + CCD.

Orbital elements:
2009 XP2                                                 Earth MOID = 0.0154 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5                  MPC
M  39.13338              (2000.0)            P               Q
n   0.73598551     Peri.  325.84644     +0.68953312     -0.70664627
a   1.2149448      Node    79.98575     +0.69527855     +0.58448227
e   0.1984432      Incl.    9.27571     +0.20280978     +0.39878757
P   1.34           H   24.8           G   0.15           U   8
Residuals in seconds of arc
091213 703  0.2-  0.6-    091213 703  0.0   0.4-    091213 932  0.3-  0.1+
091213 703  0.4+  0.9+    091213 703  0.0   0.2-    091213 703  0.3+  0.2+
091213 703  0.2-  0.3-    091213 932  0.0   0.2+    091213 703  0.1+  0.4-
091213 703  0.1+  0.2+    091213 932  0.1+  0.0     091213 703  0.3-  0.1-
091213 703  0.3-  0.3+    091213 932  0.3+  0.4-    091213 703  0.0   0.4+

Ephemeris:
2009 XP2                 a,e,i = 1.21, 0.20, 9                   q = 0.9738
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2009 12 05    01 18.98   -45 49.9    0.0311   0.990    97.3    80.9    20.1
2009 12 07    01 38.74   -35 05.1    0.0264   0.993   106.0    72.5    19.4
2009 12 09    01 58.75   -20 09.9    0.0230   0.996   117.8    61.0    18.8
2009 12 11    02 18.80   -01 47.1    0.0218   0.999   131.1    47.9    18.3
2009 12 13    02 38.68   +16 35.7    0.0231   1.003   141.5    37.7    18.1
2009 12 15    02 58.16   +31 29.5    0.0266   1.006   145.6    33.6    18.3
2009 12 17    03 17.04   +42 10.2    0.0316   1.010   145.2    33.8    18.7
2009 12 19    03 35.13   +49 32.0    0.0375   1.014   143.3    35.5    19.2
2009 12 21    03 52.28   +54 37.4    0.0439   1.018   141.2    37.2    19.6
2009 12 23    04 08.39   +58 11.9    0.0508   1.023   139.5    38.7    19.9
2009 12 25    04 23.42   +60 44.6    0.0579   1.027   138.1    39.8    20.2
2009 12 27    04 37.35   +62 34.5    0.0652   1.032   136.9    40.6    20.5
2009 12 29    04 50.20   +63 53.7    0.0726   1.037   136.0    41.2    20.8
2009 12 31    05 02.00   +64 50.3    0.0801   1.042   135.3    41.6    21.0
2010 01 02    05 12.82   +65 29.8    0.0878   1.047   134.7    41.9    21.3
2010 01 04    05 22.72   +65 56.1    0.0955   1.052   134.2    42.1    21.4

Timothy B. Spahr             (C) Copyright 2009 MPC           M.P.E.C. 2009-X50

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