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  • MPEC 2019-O57 : 2013 XJ22

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    M.P.E.C. 2019-O57                                Issued 2019 July 25, 11:35 UT  
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
        on behalf of Division F 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
    
                                    2013 XJ22                                
    
                                Revision to MPEC 2013-Y6                            
    
    Additional Observations:
         K13X22J  C2019 05 26.39869716 05 43.289-10 55 26.55         22.4 GVEO057F51
         K13X22J  C2019 05 26.42068716 05 41.086-10 55 29.79         22.4 GVEO057F51
         K13X22J  C2019 05 26.43169116 05 39.983-10 55 31.77         22.7 GVEO057F51
         K13X22J  C2019 05 30.39670415 59 30.927-11 06 38.97         22.5 GVEO057F51
         K13X22J  C2019 05 30.40875815 59 29.791-11 06 40.82         22.6 GVEO057F51
         K13X22J  C2019 05 30.42084015 59 28.647-11 06 43.17         22.3 GVEO057F51
         K13X22J  C2019 05 30.43292215 59 27.510-11 06 45.16         23.0 GVEO057F51
         K13X22J  C2019 06 01.41101615 56 32.716-11 12 53.87         22.6 GVEO057F51
         K13X22J  C2019 06 01.42309115 56 31.644-11 12 56.19         23.1 GVEO057F51
         K13X22J  C2019 06 01.43516715 56 30.555-11 12 58.31         22.8 GVEO057F51
         K13X22J  C2019 06 02.40510415 55 07.523-11 16 07.93         22.5 GVEO057F51
         K13X22J  C2019 06 02.42965515 55 05.365-11 16 12.92         22.6 GVEO057F51
         K13X22J  C2019 06 02.44194015 55 04.274-11 16 15.73         22.7 GVEO057F51
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
        E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
        Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    190526 F51  9.5-  2.9-    190602 F51  9.1-  2.1-    MPO294912   -0.00 days
    
    Orbital elements:
    2013 XJ22                                                Earth MOID = 0.0693 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M  59.72963              (2000.0)            P               Q
    n   0.40266035     Peri.   25.30467     -0.52854834     -0.83705618
    a   1.8162549      Node    96.89491     +0.75264610     -0.53907777
    e   0.4289996      Incl.    8.18429     +0.39263278     -0.09344577
    P   2.45           H   21.2           G   0.15           U   2
    Residuals in seconds of arc
    131214 G96  0.0   0.1+    140408 G96  0.6-  0.3+    140422 291  0.2+  0.2+
    131214 G96  0.2-  0.1+    140408 G96  0.1-  0.1-    190526 F51  0.0   0.0
    131214 G96  0.8+  0.1+    140408 G96  0.1+  0.3-    190526 F51  0.2-  0.2+
    131214 G96  0.3+  0.4+    140408 G96  0.5+  0.1+    190526 F51  0.2-  0.0
    131214 G96  0.7+  0.1-    140408 291  0.1+  0.1-    190530 F51  0.1+  0.2-
    131214 G96  0.2-  0.2-    140408 291  0.0   0.1+    190530 F51  0.1+  0.2+
    131214 G96  0.7+  0.0     140408 H01  0.1-  0.1+    190530 F51  0.0   0.0
    131214 G96  0.9-  0.2+    140408 H01  0.3-  0.2+    190530 F51  0.1-  0.2+
    131215 H01  0.2-  0.1-    140408 291  0.2+  0.1-    190601 F51  0.2-  0.0
    131215 H01  0.1+  0.1-    140408 H01  0.2-  0.1+    190601 F51  0.1+  0.0
    131215 H01  0.3-  0.2-    140408 H01  0.1-  0.1+    190601 F51  0.1+  0.2+
    131215 H01  0.4-  0.1-    140409 K91  0.1+  0.2-    190602 F51  0.1-  0.1-
    131216 H01  0.0   0.0     140409 K91  0.0   0.0     190602 F51  0.2+  0.2-
    131216 H01  0.0   0.0     140409 K91  0.0   0.2-    190602 F51  0.1+  0.6-
    131216 H01  0.2-  0.1-    140422 291  0.2+  0.1+
    131216 H01  0.3-  0.2-    140422 291  0.2+  0.3+
    
    Ephemeris:
    2013 XJ22                a,e,i = 1.82, 0.43, 8                   q = 1.0371
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 06 25    15 32 55.4 -12 53 20   1.1530  2.0440   140.7    18.3    24.0
    ...
    2019 07 10    15 29 23.0 -14 16 56   1.3451  2.1116   126.2    22.9    24.6
    ...
    2019 07 18    15 30 42.9 -15 05 17   1.4585  2.1458   119.2    24.4    24.8
    ...
    2019 07 24    15 32 57.5 -15 42 30   1.5473  2.1707   114.1    25.3    25.0
    2019 07 25    15 33 25.6 -15 48 45   1.5624  2.1747   113.3    25.4    25.0
    2019 07 26    15 33 55.3 -15 55 01   1.5776  2.1788   112.5    25.5    25.0
    ...
    2019 08 01    15 37 24.6 -16 32 44   1.6697  2.2027   107.7    26.0    25.2
    ...
    2019 08 09    15 43 20.1 -17 23 05   1.7954  2.2334   101.7    26.4    25.4
    ...
    2019 08 24    15 57 41.8 -18 55 15   2.0356  2.2876    90.9    26.2    25.7
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-O57
    


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