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  • MPEC 2012-U69 : 2009 UQ5

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    M.P.E.C. 2012-U69                                Issued 2012 Oct. 23, 10:37 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 https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2009 UQ5
    
                               Revision to MPEC 2009-U59
    
    Additional Observations:
         K09U05Q  C2012 10 22.54088903 31 05.192+21 40 10.27         21.0 wLEU069F51
         K09U05Q  C2012 10 22.55546103 31 10.068+21 40 01.67         20.6 wLEU069F51
         K09U05Q  C2012 10 22.56989303 31 14.868+21 39 52.69         20.8 wLEU069F51
         K09U05Q  C2012 10 22.58436803 31 19.711+21 39 43.68         20.8 wLEU069F51
         K09U05Q KC2012 10 23.21315 03 35 11.92 +21 33 18.7                oEU069291
         K09U05Q KC2012 10 23.21515 03 35 12.63 +21 33 17.0          20.2 RoEU069291
         K09U05Q KC2012 10 23.21715 03 35 13.30 +21 33 16.3          20.6 RoEU069291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers N. Primak, A. Schultz, S. Watters,
        T. Goggia.  Measurer PS1 Science Consortium.  1.8-m Ritchey-Chretien
        + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    121022 F51 6.10- 0.89-    121023 291 6.11- 0.86-    MPO167764   +0.78 day
    
    Orbital elements:
    2009 UQ5                                                 Earth MOID = 0.1129 AU
    Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
    M 348.15257              (2000.0)            P               Q
    n   0.32955704     Peri.  188.63306     +0.69393179     -0.71916124
    a   2.0757848      Node   217.43723     +0.66406982     +0.65830858
    e   0.4684216      Incl.    3.35524     +0.27833421     +0.22234414
    P   2.99           H   24.2           G   0.15           U   1
    Residuals in seconds of arc
    091021 G96  0.4-  0.0     091024 926  0.1-  0.4-    091116 291  0.3+  0.5-
    091021 G96  0.1-  0.2-    091024 926  0.7+  0.4+    091116 291  1.0+  0.6-
    091021 G96  0.3+  0.2-    091025 691  0.4-  0.2+    091124 291  0.3-  0.2-
    091021 G96  0.3+  0.0     091025 691  0.0   0.1-    091124 291  0.0   0.1-
    091021 G96  0.2+  0.0     091025 691  0.4-  0.1+    091124 291  0.3+  0.0
    091021 G96  0.1+  0.1+    091026 G58  0.2+  0.3+    091216 H21  0.4+  0.4+
    091021 G96  0.2-  0.0     091026 G58  0.3+  0.3+    091216 H21  0.5-  0.1+
    091021 G96  0.4+  0.2+    091026 G58  0.1+  0.1-    091216 H21  0.8-  0.7+
    091021 G96  0.1+  0.5-    091108 291  1.6-  1.2+    121022 F51  0.0   0.3-
    091021 G96  0.0   0.1+    091108 291  0.4-  0.0     121022 F51  0.3+  0.1-
    091021 926  0.6+  0.4-    091108 291  0.2+  0.1+    121022 F51  0.0   0.1-
    091021 G96  0.2+  0.3+    091109 703  0.1-  0.6-    121022 F51  0.1-  0.0
    091021 926  0.3+  0.3-    091109 703  0.9-  0.2-    121023 291  0.3-  0.7+
    091021 926  0.4-  0.0     091109 703  0.5+  0.4+    121023 291  0.0   0.1-
    091021 F65  0.3-  0.5+    091109 703  0.4+  0.3-    121023 291  0.3-  0.2+
    091024 926  0.1+  0.1+    091116 291  0.3+  0.1-
    
    Ephemeris:
    2009 UQ5                 a,e,i = 2.08, 0.47, 3                   q = 1.1034
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 09 23    01 14 13.2 +18 56 53   0.2156  1.2008   153.9    21.6    22.3
    ...
    2012 10 08    02 11 20.6 +21 45 58   0.1596  1.1465   155.7    21.1    21.5
    ...
    2012 10 16    02 52 52.5 +22 13 14   0.1405  1.1257   155.0    22.0    21.3
    ...
    2012 10 22    03 27 51.9 +21 45 00   0.1314  1.1144   153.6    23.4    21.1
    2012 10 23    03 33 51.4 +21 35 48   0.1303  1.1129   153.4    23.6    21.1
    2012 10 24    03 39 51.8 +21 25 19   0.1294  1.1115   153.1    23.9    21.1
    ...
    2012 10 30    04 15 23.0 +19 58 04   0.1264  1.1054   151.2    25.6    21.1
    ...
    2012 11 07    04 57 48.1 +17 16 51   0.1288  1.1037   149.3    27.3    21.2
    ...
    2012 11 22    05 51 14.9 +12 20 16   0.1494  1.1197   150.1    26.1    21.5
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-U69
    

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