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  • MPEC 2019-O34 : 2019 BA1

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    M.P.E.C. 2019-O34                                Issued 2019 July 19, 13:25 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
    
                                    2019 BA1                                 
    
                               Revision to MPEC 2019-B72                            
    
    Additional Observations:
         K19B01A  C2013 07 18.43014019 49 54.936-19 40 18.68         21.8 GVEO034F51
         K19B01A  C2013 07 18.47559519 49 49.334-19 42 34.94         21.2 GVEO034F51
         K19B01A  C2013 07 18.48518719 49 48.175-19 43 02.74         21.3 GVEO034F51
         K19B01A  C2015 06 24.51199120 37 18.256+03 01 59.23         22.3 GVEO034F51
         K19B01A  C2015 06 24.52408620 37 17.125+03 01 20.51         23.1 GVEO034F51
         K19B01A  C2015 06 24.54840020 37 14.774+03 00 01.84         22.4 GVEO034F51
         K19B01A  C2015 06 26.61989620 34 06.466+01 06 46.14         20.3 GVEO034F51
         K19B01A  C2015 06 27.52163720 32 41.533+00 16 28.20         22.5 GVEO034F51
         K19B01A  C2015 06 27.53410720 32 40.235+00 15 46.42         21.8 GVEO034F51
         K19B01A  C2015 06 27.54656420 32 38.938+00 15 04.56         21.8 GVEO034F51
         K19B01A  C2015 06 28.46699120 31 09.624-00 36 50.34         21.9 GVEO034F51
         K19B01A  C2015 06 28.47986520 31 08.257-00 37 34.09         22.0 GVEO034F51
         K19B01A  C2015 06 28.49273520 31 06.901-00 38 17.67         22.1 GVEO034F51
         K19B01A  C2015 07 11.47826220 06 50.472-13 11 07.39         22.7 GVEO034F51
         K19B01A  C2015 07 11.49019220 06 48.953-13 11 47.62         22.1 GVEO034F51
         K19B01A  C2015 07 11.50209320 06 47.433-13 12 27.64         21.9 GVEO034F51
         K19B01A  C2015 07 11.51400720 06 45.940-13 13 07.11         21.5 GVEO034F51
         K19B01A  C2015 07 15.46300419 58 51.513-16 50 19.92         21.0 GVEO034F51
         K19B01A  C2015 07 15.47401119 58 50.115-16 50 54.81         21.3 GVEO034F51
         K19B01A  C2017 01 03.61549910 17 04.918+08 29 41.86         21.3 GVEO034F51
         K19B01A  C2017 01 03.62687810 17 07.480+08 30 18.09         21.4 GVEO034F51
         K19B01A  C2017 01 03.63825010 17 10.041+08 30 54.33         21.5 GVEO034F51
         K19B01A  C2017 01 03.64963410 17 12.619+08 31 30.55         21.6 GVEO034F51
         K19B01A  C2017 06 21.47912620 43 04.970+04 53 39.03         22.8 GVEO034F51
         K19B01A  C2017 06 21.49089920 43 04.004+04 53 03.15         22.6 GVEO034F51
         K19B01A  C2017 06 21.50272020 43 02.996+04 52 27.07         22.4 GVEO034F51
         K19B01A  C2017 07 26.38050619 40 11.156-25 53 14.82         22.2 GVEO034F51
         K19B01A  C2017 07 26.40123019 40 08.930-25 54 03.73         22.5 GVEO034F51
    
    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 (or two decimals in degrees), reference and Delta-T
    130718 F51 0.14+ 0.04+    170726 F51 0.04+ 0.01+    MPO467412    0.00 days
    
    Orbital elements:
    2019 BA1                                                 Earth MOID = 0.1898 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M  19.21117              (2000.0)            P               Q
    n   0.49320285     Peri.   74.55757     -0.88831402     +0.21907991
    a   1.5865448      Node   116.59635     -0.30791935     -0.93618398
    e   0.3858198      Incl.   26.83192     +0.34071083     -0.27488826
    P   2.00           H   22.2           G   0.15           U   1
    Residuals in seconds of arc
    130718 F51  0.1-  0.1+    150715 F51  0.1-  0.0     190117 I52  0.4-  0.1-
    130718 F51  0.4-  0.8-    170103 F51  0.1+  0.0     190117 I52  0.1-  0.3-
    130718 F51  0.2-  0.1-    170103 F51  0.1+  0.0     190117 I52  0.0   0.2+
    150624 F51  0.0   0.0     170103 F51  0.0   0.0     190117 I52  0.2+  0.1-
    150624 F51  0.3+  0.3+    170103 F51  0.1+  0.1-    190117 F52  0.4-  0.4-
    150624 F51  0.1-  0.2+    170621 F51  0.1-  0.1+    190117 F52  0.2-  0.1-
    150626 F51  0.4-  0.3-    170621 F51  0.3+  0.2+    190117 F52  0.2-  0.3-
    150627 F51  0.1+  0.2-    170621 F51  0.2+  0.3+    190125 L01  0.4-  0.6+
    150627 F51  0.1+  0.0     170726 F51  0.0   0.0     190125 L01  0.2+  0.2-
    150627 F51  0.2+  0.0     170726 F51  0.0   0.0     190125 L01  0.1+  0.6-
    150628 F51  0.2-  0.3-    190101 F51  0.1-  0.0     190125 I52  0.5+  0.1+
    150628 F51  0.1-  0.2-    190101 F51  0.2-  0.1-    190125 I52  0.3+  0.4+
    150628 F51  0.2+  0.0     190101 F51  0.1-  0.1-    190125 I52  0.4+  0.4-
    150711 F51  0.2-  0.4-    190101 F51  0.1+  0.1+    190125 I52  0.6-  0.0
    150711 F51  0.0   0.2-    190116 F51  0.1-  0.0     190701 V06  0.1+  0.2+
    150711 F51  0.0   0.1+    190116 F51  0.1+  0.0     190701 V06  0.0   0.1-
    150711 F51  0.5+  0.9+    190116 F51  0.0   0.0     190701 V06  0.0   0.1+
    150715 F51  0.1-  0.3-    190116 F51  0.0   0.2-    190701 V06  0.1-  0.2+
    
    Ephemeris:
    2019 BA1                 a,e,i = 1.59, 0.39, 27                  q = 0.9744
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 06 19    20 49 03.6 +06 51 20   0.4489  1.3323   126.4    37.9    22.6
    ...
    2019 07 04    20 26 56.1 -06 32 55   0.4387  1.4178   151.5    20.0    22.2
    ...
    2019 07 12    20 11 30.9 -14 09 04   0.4556  1.4629   166.0     9.7    22.0
    ...
    2019 07 18    19 59 35.4 -19 26 55   0.4805  1.4962   176.6     2.3    21.7
    2019 07 19    19 57 38.2 -20 16 28   0.4856  1.5018   178.3     1.1    21.7
    2019 07 20    19 55 42.1 -21 04 53   0.4911  1.5073   179.7     0.2    21.6
    ...
    2019 07 26    19 44 40.6 -25 29 45   0.5294  1.5400   170.1     6.5    22.3
    ...
    2019 08 03    19 32 19.6 -30 11 02   0.5947  1.5828   158.3    13.7    22.9
    ...
    2019 08 18    19 19 10.5 -35 44 14   0.7519  1.6599   139.9    23.1    23.8
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-O34
    


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