MPEC 2009-D02 : 2009 CR5

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M.P.E.C. 2009-D02                                Issued 2009 Feb. 16, 02:47 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 CR5

Observations:
     K09C05R* C2009 02 14.13380 07 52 08.03 +20 09 48.2          21.1 V ED002691
     K09C05R  C2009 02 14.15055 07 52 04.64 +20 09 43.1          20.8 V ED002691
     K09C05R  C2009 02 14.16730 07 52 01.11 +20 09 37.2          20.5 V ED002691
     K09C05R  C2009 02 14.80928 07 49 55.83 +20 05 53.4          20.3 C ED002493
     K09C05R  C2009 02 14.81066 07 49 55.55 +20 05 53.1          20.3 C ED002493
     K09C05R  C2009 02 14.81476 07 49 54.73 +20 05 51.8          20.5 C ED002493
     K09C05R  C2009 02 15.21385407 48 35.87 +20 03 31.4          21.3 V ED002H55
     K09C05R  C2009 02 15.21864107 48 34.91 +20 03 29.9          21.1 V ED002H55
     K09C05R  C2009 02 15.22296007 48 34.00 +20 03 28.2          21.4 V ED002H55
     K09C05R  C2009 02 15.80994 07 46 43.56 +19 59 54.0          20.2 C ED002493
     K09C05R  C2009 02 15.81131 07 46 43.28 +19 59 53.6          20.6 C ED002493
     K09C05R  C2009 02 15.81269 07 46 43.02 +19 59 52.9          20.4 C ED002493

Observer details:
493 Calar Alto.  Observers F. Hormuth, J. C. Datson.  1.23-m reflector + CCD.
691 Steward Observatory, Kitt Peak.  Observers J. V. Scotti, A. F. Tubbiolo.
    0.9-m f/3 reflector + CCD.
H55 Astronomical Research Observatory, Charleston.  Observer R. Holmes.
    Measurer H. Devore.  0.81-m f/4.5 astrograph + CCD.

Orbital elements:
2009 CR5                                                 Earth MOID = 0.0626 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5                 MPC
M 179.01993              (2000.0)            P               Q
n   0.87674871     Peri.  319.51299     +0.11370823     +0.99176335
a   1.0811500      Node   316.92069     -0.88778665     +0.07479020
e   0.2589904      Incl.    4.95187     -0.44598801     +0.10398017
P   1.12           H   22.0           G   0.15           U   9
Residuals in seconds of arc
090214 691  0.5-  0.2+    090214 493  0.0   0.0     090215 H55  0.3-  0.2+
090214 691  0.6+  0.2+    090214 493  0.1+  0.1-    090215 493  0.0   0.0
090214 691  0.2-  0.5-    090215 H55  0.0   0.0     090215 493  0.1-  0.0
090214 493  0.0   0.2-    090215 H55  0.2+  0.3+    090215 493  0.1+  0.2-

Ephemeris:
2009 CR5                 a,e,i = 1.08, 0.26, 5                   q = 0.8011
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2009 02 08    08 13.35   +20 36.7    0.289    1.264   161.7    14.2    20.6
2009 02 18    07 39.98   +19 45.9    0.290    1.235   144.1    28.0    21.0
2009 02 28    07 15.27   +18 27.4    0.302    1.202   128.4    40.3    21.4
2009 03 10    07 01.05   +17 00.4    0.320    1.165   115.1    50.5    21.7
2009 03 20    06 55.68   +15 34.4    0.337    1.126   104.0    59.1    22.0

Timothy B. Spahr             (C) Copyright 2009 MPC           M.P.E.C. 2009-D02

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