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  • MPEC 2019-W142 : 2019 WG2

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    M.P.E.C. 2019-W142                            Issued 2019 November 26, 03:43 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 WG2                                 
    
    
    Observations:
         K19W02G* C2019 11 24.49505704 28 44.71 -32 34 47.7          16.65oVEW142T08
         K19W02G  C2019 11 24.49787004 28 45.07 -32 35 44.1          16.41oVEW142T08
         K19W02G  C2019 11 24.50441804 28 45.93 -32 37 53.7          16.42oVEW142T08
         K19W02G  C2019 11 24.51611304 28 47.57 -32 41 40.2          16.92oVEW142T08
         K19W02G  C2019 11 24.57228204 29 32.88 -32 46 32.1          16.9 GVEW142474
         K19W02G  C2019 11 24.57525904 29 33.35 -32 47 27.6          17.1 GVEW142474
         K19W02G  C2019 11 24.57823704 29 33.84 -32 48 22.5          17.0 GVEW142474
         K19W02G  C2019 11 24.58121404 29 34.35 -32 49 17.5          17.1 GVEW142474
         K19W02G KC2019 11 25.00039 04 32 48.71 -34 26 47.1          17.0 VUEW142X31
         K19W02G KC2019 11 25.00174104 32 25.728-34 38 20.83         17.4 GVEW142J04
         K19W02G KC2019 11 25.00353 04 32 49.05 -34 27 25.0          17.1 VUEW142X31
         K19W02G KC2019 11 25.00373104 32 25.713-34 38 42.02         17.8 GVEW142J04
         K19W02G KC2019 11 25.00518304 32 25.691-34 38 57.73         17.9 GVEW142J04
         K19W02G KC2019 11 25.00675 04 32 49.42 -34 28 03.9          17.3 VUEW142X31
         K19W02G *C2019 11 25.11979 04 32 22.88 -34 56 41.5          17.9 GVEW142G40
         K19W02G *C2019 11 25.13252 04 32 22.84 -34 58 21.8          17.8 GVEW142G40
         K19W02G JC2019 11 25.46244204 34 09.78 -35 30 25.3          17.8 GUEW142Q62
         K19W02G JC2019 11 25.46439804 34 09.84 -35 30 40.0          17.8 GUEW142Q62
         K19W02G JC2019 11 25.46634304 34 09.85 -35 30 53.7          17.7 GUEW142Q62
         K19W02G  C2019 11 25.53484004 33 55.91 -35 37 23.1          18.6 GVEW142474
         K19W02G  C2019 11 25.53684104 33 55.87 -35 37 34.9          18.2 GVEW142474
         K19W02G  C2019 11 25.53884204 33 55.82 -35 37 46.7          18.1 GVEW142474
         K19W02G  C2019 11 25.54084104 33 55.76 -35 37 58.3          18.4 GVEW142474
         K19W02G  C2019 11 26.04923404 34 59.888-36 24 37.71         18.5 GVEW142J04
         K19W02G  C2019 11 26.04986004 34 59.841-36 24 39.88         18.6 GVEW142J04
         K19W02G  C2019 11 26.05049904 34 59.796-36 24 42.28         18.7 GVEW142J04
    
    Observer details:
    474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M. 
       Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
    G40 Slooh.com Canary Islands Observatory.  Observer M. Suzuki.  0.36-m f/11.0 
       Schmidt-Cassegrain + CCD.
    J04 ESA Optical Ground Station, Tenerife.  Observer D. Abreu.  Measurers M. 
       Micheli, D. Koschny, M. Busch, A. Knofel, E. Schwab.  1.0-m f/4.4 
       reflector + CCD.
    Q62 iTelescope Observatory, Siding Spring.  Observer D. Denisenko.  Measurers 
       D. Denisenko, I. Denisenko.  0.43-m f/6.8 reflector + CCD.
    T08 ATLAS-MLO, Mauna Loa.  Observers L. Denneau, J. Tonry, A. Heinze, H. 
       Weiland, H. Flewelling.  Measurers L. Denneau, J. Tonry, A. Heinze, H. 
       Weiland, H. Flewelling, B. Stalder, A. Fitzsimmons, J. Robinson, D. Young, 
       N. Erasmus.  0.5-m reflector + CCD.
    X31 Galileo Galilei Observatory, Oro Verde.  Observers C. Fornari, E. 
       Reisenauer, J. Alonso, A. Lescano.  Measurer C. Fornari.  0.35-m f/11 
       Schmidt-Cassegrain + CCD.
    
    Orbital elements:
    2019 WG2                                                 Earth MOID = 0.0016 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Bell
    M 159.73742              (2000.0)            P               Q
    n   0.68240988     Peri.  124.45832     +0.93740579     -0.04677735
    a   1.2777303      Node   240.53968     -0.01958844     +0.98228549
    e   0.3045237      Incl.   23.34894     +0.34768762     +0.18145826
    P   1.44           H   25.0           G   0.15           U   6
    Residuals in seconds of arc
    191124 T08  0.0   0.1+    191125 J04  0.2-  0.3+    191125 Q62  0.3+  0.6+
    191124 T08  0.0   0.1+    191125 X31  0.3-  0.0     191125 474  0.1-  0.0
    191124 T08  0.1-  0.2+    191125 J04  0.0   0.4+    191125 474  0.1+  0.0
    191124 T08  0.0   0.1-    191125 J04  0.0   0.1+    191125 474  0.1+  0.0
    191124 474  0.3+  0.1-    191125 X31  0.3-  0.0     191125 474  0.0   0.1+
    191124 474  0.0   0.1-    191125 G40  0.2-  0.6-    191126 J04  0.0   0.1-
    191124 474  0.0   0.1+    191125 G40  0.1+  0.5-    191126 J04  0.0   0.1+
    191124 474  0.2+  0.1-    191125 Q62  0.3-  0.0     191126 J04  0.1+  0.0
    191125 X31  0.2+  0.2-    191125 Q62  0.3+  0.2-
    
    Ephemeris:
    2019 WG2                 a,e,i = 1.28, 0.30, 23                  q = 0.8886
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 10 27    16 31 56.3 +35 52 41   0.2301  0.9005    59.8   107.5    25.6
    ...
    2019 11 11    16 38 20.4 +38 13 29   0.1053  0.9417    59.8   114.6    24.4
    ...
    2019 11 19    16 41 04.3 +39 52 39   0.03728 0.9710    61.1   117.0    22.4
    ...
    2019 11 25    04 32 09.4 -34 28 59   0.01404 0.9953   124.4    54.9    17.7
    2019 11 26    04 34 53.3 -36 15 40   0.02256 0.9994   122.5    56.4    18.8
    2019 11 27    04 36 08.7 -37 02 35   0.03109 1.0035   121.6    56.9    19.5
    ...
    2019 12 03    04 38 10.9 -38 02 41   0.08226 1.0294   120.0    56.1    21.7
    ...
    2019 12 11    04 38 55.2 -37 35 15   0.1503  1.0658   119.1    53.9    23.0
    ...
    2019 12 26    04 41 29.1 -35 10 34   0.2769  1.1375   117.3    50.2    24.4
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-W142
    


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