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  • MPEC 2019-Q50 : 2019 QA1

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    M.P.E.C. 2019-Q50                                Issued 2019 August 24, 03:27 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 QA1                                 
    
    
    Observations:
         K19Q01A* C2019 08 22.31378 20 39 50.641-08 19 19.79         20.3 wUEQ050F52
         K19Q01A  C2019 08 22.32607 20 39 56.436-08 17 25.08         20.4 wUEQ050F52
         K19Q01A  C2019 08 22.35065 20 40 07.919-08 13 36.34         20.2 wUEQ050F52
         K19Q01A ^C2019 08 23.24903020 47 56.451-05 53 31.94         20.22GVEQ050568
         K19Q01A ^C2019 08 23.25005420 47 56.946-05 53 22.35         20.25GVEQ050568
         K19Q01A ^C2019 08 23.25214620 47 57.948-05 53 02.93         20.29GVEQ050568
         K19Q01A  C2019 08 23.31257 20 48 26.595-05 43 42.45         20.8 wUEQ050F52
         K19Q01A  C2019 08 23.32418 20 48 32.036-05 41 53.96         20.6 wUEQ050F52
         K19Q01A  C2019 08 23.34739 20 48 42.836-05 38 17.29         20.7 wUEQ050F52
         K19Q01A KC2019 08 23.95396520 53 52.41 -04 04 48.5                qEQ050J95
         K19Q01A KC2019 08 23.96160120 53 56.08 -04 03 36.9          19.8 RqEQ050J95
         K19Q01A KC2019 08 23.96739620 53 58.82 -04 02 43.3          19.8 RqEQ050J95
         K19Q01A KC2019 08 24.11448020 55 17.80 -03 39 35.8          20.4 VuEQ050H21
         K19Q01A KC2019 08 24.11797220 55 19.45 -03 39 03.6          20.4 VuEQ050H21
         K19Q01A KC2019 08 24.12146420 55 21.09 -03 38 31.6          20.4 VuEQ050H21
    
    Observer details:
    568 Mauna Kea.  Observers R. Wainscoat, C. Wipper, T. Burdullis.  Measurers R. 
       Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Dukes, T. Lowe, A. 
       Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. 
       Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. 
       Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0 
       astrograph + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain 
       + CCD.
    
    Orbital elements:
    2019 QA1                                                 Earth MOID = 0.0626 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Veres
    M 323.12624              (2000.0)            P               Q
    n   0.31367726     Peri.    5.76107     +0.84621566     +0.52852494
    a   2.1452638      Node   322.08172     -0.49316380     +0.72876557
    e   0.4991192      Incl.    6.32281     -0.20176353     +0.43538734
    P   3.14           H   25.2           G   0.15           U   7
    Residuals in seconds of arc
    190822 F52  0.3-  0.3-    190823 568  0.1-  0.0     190823 J95  0.2+  0.3+
    190822 F52  0.2+  0.2+    190823 F52  0.0   0.2-    190823 J95  0.2-  0.1-
    190822 F52  0.1+  0.2+    190823 F52  0.3+  0.1+    190824 H21  0.2+  0.2+
    190823 568  0.2-  0.1-    190823 F52  0.3+  0.2+    190824 H21  0.2+  0.0
    190823 568  0.1-  0.0     190823 J95  0.1-  0.2-    190824 H21  0.0   0.4-
    
    Ephemeris:
    2019 QA1                 a,e,i = 2.15, 0.50, 6                   q = 1.0745
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 07 25    17 49 52.6 -45 20 02   0.1363  1.1247   140.7    34.9    22.6
    ...
    2019 08 09    18 54 44.2 -34 56 06   0.08797 1.0862   143.8    33.5    21.5
    ...
    2019 08 17    19 54 22.5 -21 15 50   0.07122 1.0765   152.9    25.3    20.8
    ...
    2019 08 23    20 45 41.7 -06 31 35   0.06706 1.0745   159.6    19.2    20.5
    2019 08 24    20 54 15.6 -03 56 00   0.06724 1.0746   159.9    18.8    20.5
    2019 08 25    21 02 44.4 -01 21 54   0.06769 1.0749   160.0    18.7    20.5
    ...
    2019 08 31    21 50 18.7 +12 22 36   0.07544 1.0790   156.0    22.4    20.8
    ...
    2019 09 08    22 40 55.8 +24 03 51   0.09609 1.0915   149.4    28.0    21.5
    ...
    2019 09 23    23 38 05.5 +31 41 58   0.1516  1.1348   147.7    28.2    22.6
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-Q50
    


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