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  • MPEC 2017-T94 : 2017 TT4

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    M.P.E.C. 2017-T94                                Issued 2017 Oct. 15, 16:03 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 TT4
    
    Observations:
         K17T04T* C2017 10 12.39083 00 41 18.14 +31 56 40.5          20.0 GUET094G96
         K17T04T  C2017 10 12.39832 00 41 27.37 +31 56 05.6                UET094G96
         K17T04T  C2017 10 12.40564 00 41 36.38 +31 55 32.1          20.1 GUET094G96
         K17T04T  C2017 10 12.41584 00 41 48.92 +31 54 44.9          20.1 GUET094G96
         K17T04T  C2017 10 12.42881 00 42 04.84 +31 53 44.5                UET094G96
         K17T04T  C2017 10 12.42923 00 42 05.36 +31 53 42.8          19.6 GUET094G96
         K17T04T  C2017 10 12.42963 00 42 05.87 +31 53 40.8          19.8 GUET094G96
         K17T04T  C2017 10 12.44790400 42 27.95 +31 51 58.8          20.4 GUET094H01
         K17T04T  C2017 10 12.44980 00 42 30.42 +31 52 06.9          20.2 GUET094G96
         K17T04T  C2017 10 12.45288 00 42 34.24 +31 51 51.4                UET094G96
         K17T04T  C2017 10 12.45545200 42 37.22 +31 51 23.0          20.5 GUET094H01
         K17T04T  C2017 10 12.45603 00 42 38.09 +31 51 36.9                UET094G96
         K17T04T  C2017 10 12.45927 00 42 42.02 +31 51 21.4          20.8 GUET094G96
         K17T04T  C2017 10 12.46121900 42 44.34 +31 50 56.2          20.0 GUET094H01
         K17T04T  C2017 10 12.46912500 42 54.09 +31 50 19.0          19.9 GUET094H01
         K17T04T KC2017 10 12.93167 00 51 42.41 +31 23 45.2                UET094J95
         K17T04T KC2017 10 12.93784 00 51 47.57 +31 23 27.0                UET094J95
         K17T04T KC2017 10 12.94424 00 51 53.02 +31 23 07.6                UET094J95
         K17T04T KC2017 10 12.95060 00 51 58.26 +31 22 49.4          20.4 GUET094J95
         K17T04T  C2017 10 13.31953 00 56 58.48 +31 06 44.3          20.5 GUET094G96
         K17T04T  C2017 10 13.32028 00 56 58.92 +31 06 42.2          20.6 GUET094G96
         K17T04T  C2017 10 13.32104 00 56 59.41 +31 06 40.1          20.3 GUET094G96
         K17T04T  C2017 10 13.32180 00 56 59.93 +31 06 37.8          20.4 GUET094G96
         K17T04T  C2017 10 14.38598 01 07 09.32 +30 27 47.4          21.3 GUET094G96
         K17T04T  C2017 10 14.38674 01 07 09.58 +30 27 45.9          21.4 GUET094G96
         K17T04T  C2017 10 14.38749 01 07 09.89 +30 27 44.1          21.4 GUET094G96
    
    Observer details:
    G96 Mt. Lemmon Survey.  Observer J. A. Johnson.  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.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2017 TT4                                                 Earth MOID = 0.0036 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M   0.74089              (2000.0)            P               Q
    n   0.28048391     Peri.  305.03372     +0.75739797     +0.65219708
    a   2.3113413      Node    14.34557     -0.55014489     +0.66332422
    e   0.6441905      Incl.    7.28560     -0.35169434     +0.36693317
    P   3.51           H   27.1           G   0.15           U   5
    Residuals in seconds of arc
    171012 G96  0.4+  0.0     171012 G96  0.6-  0.1-    171012 J95  0.7-  0.0
    171012 G96  0.3+  0.4-    171012 H01  0.2+  0.2-    171013 G96  0.5+  0.1+
    171012 G96  0.2+  0.0     171012 G96  0.6-  0.2+    171013 G96  0.0   0.1+
    171012 G96  0.2+  0.2+    171012 G96  1.0-  0.1-    171013 G96  0.0   0.1+
    171012 G96  0.2+  0.3+    171012 H01  0.5+  0.0     171013 G96  0.5+  0.0
    171012 G96  0.3+  0.6+    171012 H01  0.7+  0.1-    171014 G96  0.1+  0.3+
    171012 G96  0.6+  0.4+    171012 J95  0.4+  0.1+    171014 G96  0.2-  0.4+
    171012 H01  0.6+  0.1+    171012 J95  0.4-  0.1-    171014 G96  0.1+  0.2+
    171012 G96  1.3-  1.0+    171012 J95  0.4+  0.6-
    
    Ephemeris:
    2017 TT4                 a,e,i = 2.31, 0.64, 7                   q = 0.8224
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 09 15    13 38 30.5 -25 37 54   0.2324  0.8480    42.2   127.2    29.0
    ...
    2017 09 30    13 56 03.2 -26 25 45   0.08899 0.9275    32.3   144.8    29.2
    ...
    2017 10 08    15 05 03.4 -19 08 07   0.01650 0.9856    34.6   144.9    25.7
    ...
    2017 10 14    01 04 09.1 +30 40 28   0.03972 1.0342   157.2    22.0    21.2
    2017 10 15    01 11 17.9 +30 11 30   0.04878 1.0427   158.1    20.9    21.7
    2017 10 16    01 16 09.6 +29 49 56   0.05789 1.0512   158.9    20.0    22.0
    ...
    2017 10 22    01 28 38.4 +28 38 49   0.1135  1.1037   161.8    16.3    23.5
    ...
    2017 10 30    01 34 13.8 +27 44 03   0.1908  1.1767   162.8    14.4    24.7
    ...
    2017 11 14    01 41 14.7 +26 24 39   0.3506  1.3183   156.5    17.4    26.3
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-T94
    

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