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  • MPEC 2013-T82 : 1990 UP

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    M.P.E.C. 2013-T82                                Issued 2013 Oct. 10, 02:44 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.minorplanetcenter.net/    ISSN 1523-6714
    
                                        1990 UP
    
    Additional Observations:
         J90U00P  C2013 10 09.42891 03 43 30.00 -16 00 24.9          19.0 VqET082703
         J90U00P  C2013 10 09.43506 03 43 28.24 -15 59 55.1          19.3 VqET082703
         J90U00P  C2013 10 09.44123 03 43 26.45 -15 59 26.0          18.9 VqET082703
         J90U00P  C2013 10 09.44738 03 43 24.58 -15 58 55.8          19.0 VqET082703
         J90U00P  C2013 10 09.49688 03 43 10.11 -15 54 57.5          18.5 VqET082703
         J90U00P  C2013 10 09.49778 03 43 09.85 -15 54 54.1          18.2 VqET082703
         J90U00P  C2013 10 09.49867 03 43 09.57 -15 54 48.0          18.6 VqET082703
         J90U00P  C2013 10 09.49957 03 43 09.34 -15 54 44.0          18.5 VqET082703
         J90U00P KC2013 10 09.58076 03 42 49.06 -15 47 31.5          18.6 VqET082E23
         J90U00P KC2013 10 09.58539 03 42 47.73 -15 47 09.5          18.7 VqET082E23
         J90U00P KC2013 10 09.59002 03 42 46.40 -15 46 46.6          19.0 VqET082E23
         J90U00P bC2013 10 10.04166 03 40 37.69 -15 10 48.7                qET082J95
         J90U00P bC2013 10 10.04785 03 40 35.93 -15 10 17.7                qET082J95
         J90U00P KC2013 10 10.05408 03 40 34.02 -15 09 47.4          19.1 RqET082J95
    
    Observer details:
    703 Catalina Sky Survey.  Observer J. A. Johnson.  Measurers A. Boattini,
        E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
        R. A. Kowalski, S. M. Larson, F. C. Shelly.  0.68-m Schmidt + CCD.
    E23 Arcadia.  Observer A. Hidas.  0.35-m Schmidt-Cassegrain + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or integer in degrees), reference and Delta-T
    131009 703   52-   55-    131010 J95   54-   54-    MPO 47682    +50 day
    
    Orbital elements:
    1990 UP                                                  Earth MOID = 0.2004 AU
    Epoch 2013 Nov. 4.0 TT = JDT 2456600.5                  MPC
    M  54.34091              (2000.0)            P               Q
    n   0.64278717     Peri.  294.17781     +0.78308050     +0.56537547
    a   1.3297130      Node    33.22700     -0.23943494     +0.65857775
    e   0.1706696      Incl.   28.21987     -0.57398244     +0.49661446
    P   1.53           H   20.6           G   0.15           U   4
    Residuals in seconds of arc
    901024 691  0.4-  0.9+    901026 691  0.2-  0.5-    131009 703  0.1-  1.3-
    901024 691  0.3+  0.6-    901026 691  0.0   0.4-    131009 703  0.4-  0.5+
    901024 691  0.4+  0.4-    901028 691  0.2-  0.3-    131009 703  0.1+  0.2+
    901025 691  0.6+  0.2-    901028 691  0.4+  0.3+    131009 E23  0.1-  0.0
    901025 691  0.3+  1.0-    901028 691  0.2+  0.2+    131009 E23  0.3+  0.2-
    901025 691  0.7+  0.8-    131009 703  0.8-  0.3+    131009 E23  0.6+  0.5+
    901025 691  0.9-  1.6+    131009 703  0.1-  0.5+    131010 J95  0.3-  0.3-
    901025 691  1.3-  1.7+    131009 703  0.2+  0.0     131010 J95  0.7+  0.2+
    901025 691  0.0   0.1+    131009 703  0.7-  0.5+    131010 J95  0.2-  0.1-
    901026 691  0.1+  0.5-    131009 703  0.1-  0.3-
    
    Ephemeris:
    1990 UP                  a,e,i = 1.33, 0.17, 28                  q = 1.1028
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2013 09 10    04 55 05.9 -36 54 32   0.3886  1.1204    96.6    63.2    21.0
    ...
    2013 09 25    04 32 57.3 -29 42 32   0.3026  1.1418   109.9    55.7    20.3
    ...
    2013 10 03    04 09 49.3 -23 21 28   0.2586  1.1560   121.2    47.8    19.8
    ...
    2013 10 09    03 45 29.4 -16 33 59   0.2307  1.1678   132.7    38.9    19.3
    2013 10 10    03 40 49.2 -15 13 43   0.2268  1.1698   134.9    37.2    19.2
    2013 10 11    03 35 58.6 -13 49 46   0.2231  1.1719   137.2    35.4    19.1
    ...
    2013 10 17    03 03 40.8 -04 15 35   0.2077  1.1847   152.5    22.9    18.6
    ...
    2013 10 25    02 15 17.6 +10 00 26   0.2091  1.2029   175.2     4.0    18.0
    ...
    2013 11 09    00 56 20.9 +29 26 09   0.2787  1.2393   149.8    23.7    19.4
    
    A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-T82
    

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