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  • MPEC 2015-W54 : 2015 WG2

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    M.P.E.C. 2015-W54                                Issued 2015 Nov. 22, 14:17 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
    
                                       2015 WG2
    
    Observations:
         K15W02G* C2015 11 20.26757 01 27 46.83 +30 35 24.9          21.6 VqEW054G96
         K15W02G  C2015 11 20.27368 01 27 48.90 +30 35 01.1          21.4 VqEW054G96
         K15W02G  C2015 11 20.27978 01 27 51.03 +30 34 37.5          21.6 VqEW054G96
         K15W02G  C2015 11 20.28588 01 27 53.10 +30 34 14.6          21.0 VqEW054G96
         K15W02G  C2015 11 20.29779101 27 57.09 +30 33 26.9          21.3 VtEW054H01
         K15W02G  C2015 11 20.30845801 28 00.78 +30 32 45.8          21.7 VtEW054H01
         K15W02G  C2015 11 20.31633901 28 03.51 +30 32 15.6          21.9 VtEW054H01
         K15W02G  C2015 11 20.32034 01 28 04.99 +30 32 01.6          21.1 VqEW054G96
         K15W02G  C2015 11 20.32080901 28 05.05 +30 31 58.3          21.6 VtEW054H01
         K15W02G  C2015 11 20.32328 01 28 05.97 +30 31 51.1          21.1 VqEW054G96
         K15W02G  C2015 11 20.32624 01 28 07.01 +30 31 39.5          20.6 VqEW054G96
         K15W02G  C2015 11 20.32920 01 28 08.07 +30 31 28.3          21.0 VqEW054G96
         K15W02G IC2015 11 21.07778 01 32 29.50 +29 46 24.4                oEW054711
         K15W02G  C2015 11 21.08101 01 32 30.35 +29 46 12.3                oEW054711
         K15W02G  C2015 11 21.08427 01 32 31.34 +29 46 02.3                oEW054711
         K15W02G  C2015 11 21.12599 01 32 44.30 +29 43 39.3                oEW054711
         K15W02G  C2015 11 21.12893 01 32 45.21 +29 43 29.1                oEW054711
         K15W02G  C2015 11 21.13181 01 32 46.08 +29 43 19.3                oEW054711
         K15W02G KC2015 11 21.21719601 33 12.33 +29 38 22.4          21.7 VtEW054H01
         K15W02G KC2015 11 21.24417501 33 20.55 +29 36 49.2          21.8 VtEW054H01
         K15W02G KC2015 11 21.25371901 33 23.43 +29 36 16.2          21.5 VtEW054H01
         K15W02G KC2015 11 22.36394201 38 56.88 +28 36 00.7          22.3 VtEW054H01
         K15W02G KC2015 11 22.37354501 38 59.53 +28 35 30.5          21.6 VtEW054H01
         K15W02G KC2015 11 22.38638701 39 03.07 +28 34 49.7          21.7 VtEW054H01
    
    Observer details:
    711 McDonald Observatory.  Observer J. G. Ries.  2.1-m reflector + CCD + focal
        reducer.
    G96 Mt. Lemmon Survey.  Observer R. G. Matheny.  Measurers E. J. Christensen,
        D. C. Fuls, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
        R. A. Kowalski, S. M. Larson, R. G. Matheny, F. C. Shelly.  1.5-m
        reflector + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
    
    Orbital elements:
    2015 WG2                                                 Earth MOID = 0.0591 AU
    Epoch 2016 Jan. 13.0 TT = JDT 2457400.5                 MPC
    M  53.37634              (2000.0)            P               Q
    n   0.45617500     Peri.   49.18463     +0.71198476     +0.69549504
    a   1.6712768      Node   266.50311     -0.66991082     +0.63146379
    e   0.6118020      Incl.    5.56357     -0.21046898     +0.34284126
    P   2.16           H   23.7           G   0.15           U   9
    Residuals in seconds of arc
    151120 G96  0.0   0.3+    151120 H01  0.1+  0.0     151121 711  0.2-  0.1-
    151120 G96  0.3-  0.1-    151120 G96  0.4-  0.2+    151121 711  0.4-  0.0
    151120 G96  0.1+  0.3-    151120 G96  0.1-  0.0     151121 H01  0.1-  0.4-
    151120 G96  0.3-  0.1+    151120 G96  0.4+  0.1+    151121 H01  0.2+  0.3-
    151120 H01  0.1+  0.1+    151121 711  1.8+  0.7+    151121 H01  0.1-  0.2-
    151120 H01  0.2+  0.0     151121 711  0.3-  0.5-    151122 H01  0.1-  0.2-
    151120 H01  0.2+  0.1+    151121 711  0.7-  0.7+    151122 H01  0.1+  0.1+
    151120 G96  0.1+  0.6-    151121 711  0.3-  0.1+    151122 H01  0.1+  0.1+
    
    Ephemeris:
    2015 WG2                 a,e,i = 1.67, 0.61, 6                   q = 0.6488
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 10 23    15 49 23.0 +05 16 22   0.1755  0.8560    34.4   139.0    26.3
    ...
    2015 11 07    20 31 03.9 +47 45 33   0.07678 1.0065    99.3    76.4    20.8
    ...
    2015 11 15    00 40 00.4 +37 50 37   0.1254  1.0888   140.3    35.5    20.8
    ...
    2015 11 21    01 32 01.5 +29 51 04   0.1851  1.1501   148.6    26.6    21.5
    2015 11 22    01 37 13.9 +28 55 17   0.1959  1.1603   149.1    25.9    21.7
    2015 11 23    01 41 53.2 +28 04 34   0.2069  1.1704   149.4    25.4    21.8
    ...
    2015 11 29    02 02 14.4 +24 19 47   0.2759  1.2308   148.8    24.5    22.5
    ...
    2015 12 07    02 19 16.7 +21 28 42   0.3752  1.3096   144.7    25.8    23.3
    ...
    2015 12 22    02 41 41.8 +19 08 01   0.5823  1.4512   134.2    29.1    24.6
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-W54
    

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