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  • MPEC 2019-Q143 : 2019 QX5

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    M.P.E.C. 2019-Q143                                Issued 2019 August 30, 22:20 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 QX5                                 
    
    
    Observations:
         K19Q05X* C2019 08 28.40401 01 39 33.02 +24 48 35.9          21.0 GVEQ143G96
         K19Q05X  C2019 08 28.40922 01 39 30.66 +24 48 13.3          20.9 GVEQ143G96
         K19Q05X  C2019 08 28.41441 01 39 28.31 +24 47 50.4          20.8 GVEQ143G96
         K19Q05X  C2019 08 28.41961 01 39 25.97 +24 47 27.6          20.5 GVEQ143G96
         K19Q05X  C2019 08 28.44734 01 39 13.41 +24 45 25.1          20.7 GVEQ143G96
         K19Q05X  C2019 08 28.44923 01 39 12.57 +24 45 16.4          20.5 GVEQ143G96
         K19Q05X  C2019 08 28.45112 01 39 11.69 +24 45 07.9          20.7 GVEQ143G96
         K19Q05X  C2019 08 28.45187 01 39 11.35 +24 45 04.6          21.2 GVEQ143G96
         K19Q05X  C2019 08 28.45746 01 39 08.79 +24 44 40.1          21.1 GVEQ143I52
         K19Q05X  C2019 08 28.46106 01 39 07.17 +24 44 23.8          21.3 GVEQ143I52
         K19Q05X  C2019 08 28.46467 01 39 05.56 +24 44 07.8          21.2 GVEQ143I52
         K19Q05X EC2019 08 29.10269301 34 42.82 +23 57 23.1          20.5 GVEQ143J95
         K19Q05X KC2019 08 29.11072301 34 39.48 +23 56 48.3          20.7 GVEQ143J95
         K19Q05X IC2019 08 29.12461901 34 33.57 +23 55 48.5                VEQ143J95
         K19Q05X  C2019 08 30.44880 01 26 03.24 +22 23 54.5          20.3 GVEQ143G96
         K19Q05X  C2019 08 30.44920 01 26 03.07 +22 23 53.1          20.3 GVEQ143G96
         K19Q05X  C2019 08 30.44961 01 26 02.96 +22 23 51.9          20.5 GVEQ143G96
         K19Q05X  C2019 08 30.45001 01 26 02.79 +22 23 50.0          20.5 GVEQ143G96
    
    Observer details:
    G96 Mt. Lemmon Survey.  Observer D. Rankin.  Measurers B. M. Africano, E. J. 
       Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. 
       Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D. 
       Rankin, R. L. Seaman, F. C. Shelly.  1.5-m reflector + 10K CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer H. Groeller.  Measurers 
       B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, 
       A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. 
       A. Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain 
       + CCD.
    
    Orbital elements:
    2019 QX5                                                 Earth MOID = 0.0026 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Veres
    M 327.57859              (2000.0)            P               Q
    n   0.47190477     Peri.   56.47518     -0.03507737     +0.99923188
    a   1.6339288      Node   211.52857     -0.92764031     -0.03905838
    e   0.4892375      Incl.    1.91462     -0.37182393     +0.00317813
    P   2.09           H   23.5           G   0.15           U   8
    Residuals in seconds of arc
    190828 G96  0.1-  0.0     190828 G96  0.1+  0.2-    190829 J95  0.4+  0.1-
    190828 G96  0.1-  0.3+    190828 G96  0.0   0.2-    190829 J95  0.1+  0.3-
    190828 G96  0.1-  0.2+    190828 I52  0.4-  0.1+    190830 G96  0.2-  0.3-
    190828 G96  0.2+  0.3+    190828 I52  0.3-  0.2-    190830 G96  0.4-  0.1-
    190828 G96  0.2+  0.2+    190828 I52  0.0   0.2-    190830 G96  0.3+  0.4+
    190828 G96  0.4+  0.1-    190829 J95  0.5-  0.3+    190830 G96  0.1+  0.1+
    
    2019 QX5                                                                        
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Veres                   
    M 327.57859              (2000.0)            P               Q                  
    n   0.47190477     Peri.   56.47518     -0.03507737     +0.99923188             
    a   1.6339288      Node   211.52857     -0.92764031     -0.03905838             
    e   0.4892375      Incl.    1.91462     -0.37182393     +0.00317813             
    P   2.09           H   23.5           G   0.15           U   8                  
    From 18 observations 2019 Aug. 28-30, mean residual 0".25.                      
                                                                                    
    Ephemeris:
    2007 AV2                 a,e,i = 1.44, 0.47, 12                  q = 0.8345
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 07 31    23 45 58.6 +24 09 00   0.4038  1.2543   117.6    45.9    21.4
    ...
    2019 08 15    23 01 29.5 +24 41 28   0.4410  1.3642   135.8    31.2    21.3
    ...
    2019 08 23    22 38 16.3 +23 31 56   0.4720  1.4202   143.9    24.8    21.4
    ...
    2019 08 29    22 22 41.2 +22 08 36   0.5020  1.4610   148.2    21.4    21.5
    2019 08 30    22 20 17.9 +21 52 44   0.5076  1.4676   148.7    20.9    21.5
    2019 08 31    22 17 58.5 +21 36 24   0.5134  1.4743   149.2    20.5    21.5
    ...
    2019 09 06    22 05 31.4 +19 51 14   0.5519  1.5134   150.6    19.1    21.7
    ...
    2019 09 14    21 53 03.3 +17 22 34   0.6132  1.5637   148.9    19.4    22.0
    ...
    2019 09 29    21 41 32.0 +13 02 59   0.7567  1.6519   139.4    23.2    22.7
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-Q143
    


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