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  • MPEC 2017-W94 : 2017 WW1

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    M.P.E.C. 2017-W94                                Issued 2017 Nov. 21, 11:35 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
    
                                       2017 WW1
    
    Observations:
         K17W01W* C2017 11 20.31298 03 38 06.59 -10 47 06.5          21.1 GUEW094G96
         K17W01W  C2017 11 20.31828 03 38 07.58 -10 47 59.9          20.4 GUEW094G96
         K17W01W  C2017 11 20.32353 03 38 08.65 -10 48 55.1          20.6 GUEW094G96
         K17W01W  C2017 11 20.32877 03 38 09.62 -10 49 49.5          21.6 GUEW094G96
         K17W01W  C2017 11 20.38200 03 38 21.43 -10 59 16.8          20.5 GUEW094I52
         K17W01W  C2017 11 20.38366 03 38 21.86 -10 59 35.1          20.4 GUEW094I52
         K17W01W  C2017 11 20.38532 03 38 22.28 -10 59 53.5          21.2 GUEW094I52
         K17W01W  C2017 11 20.41622903 38 29.27 -11 05 47.7          20.6 GUEW094H01
         K17W01W  C2017 11 20.42129403 38 30.95 -11 06 44.9          20.3 GUEW094H01
         K17W01W KC2017 11 20.42240 03 38 33.16 -11 06 43.4                oEW094291
         K17W01W KC2017 11 20.42399 03 38 33.61 -11 07 00.4                oEW094291
         K17W01W KC2017 11 20.42559 03 38 34.19 -11 07 19.3                oEW094291
         K17W01W  C2017 11 20.43011003 38 33.96 -11 08 25.2          20.7 GUEW094H01
         K17W01W  C2017 11 20.44060803 38 37.76 -11 10 25.8          21.1 GUEW094H01
         K17W01W  C2017 11 21.35700 04 05 43.85 -20 23 20.4          18.2 GUEW094G96
         K17W01W  C2017 11 21.35712 04 05 44.38 -20 23 31.7          19.5 GUEW094G96
         K17W01W  C2017 11 21.35723 04 05 44.90 -20 23 44.7          18.9 GUEW094G96
         K17W01W KC2017 11 21.39482804 12 04.78 -20 34 15.1          18.2 RUEW094474
         K17W01W KC2017 11 21.39513704 12 06.69 -20 34 50.9          18.3 RUEW094474
         K17W01W KC2017 11 21.39544404 12 08.70 -20 35 28.8          18.6 RUEW094474
         K17W01W KC2017 11 21.39575204 12 10.49 -20 36 02.8          18.4 RUEW094474
    
    Observer details:
    291 LPL/Spacewatch II.  Observer M. T. Read.  1.8-m f/2.7 reflector + CCD.
    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.
    G96 Mt. Lemmon Survey.  Observer E. J. Christensen.  Measurers
        E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson,
        R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman,
        F. C. Shelly.  1.5-m reflector + 10K 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.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
        Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
        J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny,
        R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
    
    Orbital elements:
    2017 WW1                                                 Earth MOID = 0.0006 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 295.52433              (2000.0)            P               Q
    n   0.52193431     Peri.   63.17795     -0.53465899     -0.83428636
    a   1.5277730      Node    59.78289     +0.70950347     -0.52966095
    e   0.4677121      Incl.    8.95837     +0.45906927     -0.15305407
    P   1.89           H   29.7           G   0.15           U   6
    Residuals in seconds of arc
    171120 G96  0.3-  0.1+    171120 H01  0.8-  0.3+    171121 G96  0.3-  0.0
    171120 G96  0.5-  1.3+    171120 H01  0.5-  0.3+    171121 G96  0.3-  1.0+
    171120 G96  0.4+  0.4+    171120 291  0.4+  1.1-    171121 G96  0.1+  0.6-
    171120 G96  0.3-  0.4+    171120 291  0.3-  0.0     171121 474  0.0   0.3-
    171120 I52  0.3+  0.2+    171120 291  0.7+  0.7-    171121 474  0.2-  0.3+
    171120 I52  0.5+  0.0     171120 H01  0.5-  0.3+    171121 474  1.2+  1.4-
    171120 I52  0.5+  0.2-    171120 H01  0.4-  0.4+    171121 474  0.6-  1.0+
    
    Ephemeris:
    2017 WW1                 a,e,i = 1.53, 0.47, 9                   q = 0.8132
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 10 22    03 22 45.9 -04 24 36   0.2357  1.2076   151.5    23.2    28.1
    ...
    2017 11 06    03 26 53.3 -06 07 15   0.1157  1.0977   155.6    21.9    26.3
    ...
    2017 11 14    03 28 31.7 -07 04 18   0.05641 1.0407   154.6    24.1    24.7
    ...
    2017 11 20    03 36 06.8 -09 54 40   0.01304 0.9995   150.4    29.2    21.6
    2017 11 21    03 48 29.0 -14 05 42   0.0058830.9928   146.0    33.8    19.9
    2017 11 22    14 10 17.9 -19 31 51   0.0017020.9862    23.4   156.6    25.7
    ...
    2017 11 28    15 28 15.3 +07 02 09   0.04469 0.9484    30.5   148.1    30.9
    ...
    2017 12 06    15 30 54.7 +06 57 31   0.1034  0.9028    35.2   141.0    31.5
    ...
    2017 12 21    15 39 11.0 +04 35 14   0.2194  0.8385    43.5   126.1    31.4
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-W94
    

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