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  • MPEC 2017-T88 : 2017 TN4

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    M.P.E.C. 2017-T88                                Issued 2017 Oct. 15, 15:41 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 TN4
    
    Observations:
         K17T04N* C2017 10 11.32243 02 09 05.67 +33 32 06.8          19.5 GUET088G96
         K17T04N  C2017 10 11.32713 02 09 11.50 +33 30 49.4                UET088G96
         K17T04N  C2017 10 11.33185 02 09 17.39 +33 29 31.2          19.5 GUET088G96
         K17T04N  C2017 10 11.33651 02 09 23.12 +33 28 15.1          19.5 GUET088G96
         K17T04N  C2017 10 11.35808002 09 49.12 +33 22 10.4          19.6 GUET088H01
         K17T04N  C2017 10 11.36371802 09 56.12 +33 20 36.4          19.2 GUET088H01
         K17T04N  C2017 10 11.37228702 10 06.76 +33 18 13.4          19.1 GUET088H01
         K17T04N  C2017 10 11.37868102 10 14.69 +33 16 26.5          19.5 GUET088H01
         K17T04N  C2017 10 11.46686 02 12 04.58 +32 51 47.9          19.7 GUET088G96
         K17T04N  C2017 10 11.46790 02 12 05.90 +32 51 29.8          19.7 GUET088G96
         K17T04N  C2017 10 11.46890 02 12 07.15 +32 51 12.8          19.7 GUET088G96
         K17T04N  C2017 10 11.46990 02 12 08.37 +32 50 56.0          19.8 GUET088G96
         K17T04N  C2017 10 11.89485 02 21 19.56 +30 52 50.5          21.0 VSET088033
         K17T04N  C2017 10 11.89645 02 21 21.39 +30 52 25.5          20.5 VSET088033
         K17T04N  C2017 10 12.04424 02 24 10.15 +30 12 05.1          20.1 VSET088033
         K17T04N  C2017 10 12.04583 02 24 12.00 +30 11 37.7          19.4 VSET088033
         K17T04N  C2017 10 12.04744 02 24 13.85 +30 11 11.3          19.9 VSET088033
         K17T04N  C2017 10 12.04911 02 24 15.71 +30 10 43.4          19.6 VSET088033
         K17T04N KC2017 10 12.04966 02 24 18.57 +30 10 35.3                UET088J95
         K17T04N  C2017 10 12.05080 02 24 17.58 +30 10 16.0          19.7 VSET088033
         K17T04N KC2017 10 12.05426 02 24 23.75 +30 09 19.6                UET088J95
         K17T04N KC2017 10 12.05960 02 24 29.71 +30 07 51.0          19.5 GUET088J95
         K17T04N KC2017 10 12.88795 02 39 53.60 +26 24 12.9          19.1  uET088104
         K17T04N KC2017 10 12.89289 02 39 58.49 +26 22 55.6          19.0  uET088104
         K17T04N KC2017 10 12.89784 02 40 03.37 +26 21 38.2          19.4  uET088104
         K17T04N KC2017 10 12.90987 02 40 13.40 +26 18 24.3          19.0  oET088K88
         K17T04N KC2017 10 12.91353 02 40 16.97 +26 17 26.7          18.9  oET088K88
         K17T04N KC2017 10 12.91718 02 40 20.54 +26 16 29.8          18.5  oET088K88
         K17T04N KC2017 10 12.99577 02 41 37.72 +25 56 02.0          19.2  tET088K63
         K17T04N KC2017 10 12.99872 02 41 40.48 +25 55 16.0          19.6  tET088K63
         K17T04N KC2017 10 13.00248 02 41 44.03 +25 54 16.2          18.9  tET088K63
         K17T04N  C2017 10 13.46954 02 49 09.74 +23 53 23.4          19.5 GUET088G96
         K17T04N  C2017 10 13.47426 02 49 13.85 +23 52 09.7                UET088G96
         K17T04N  C2017 10 13.47896 02 49 18.02 +23 50 56.6          19.6 GUET088G96
         K17T04N  C2017 10 13.49247 02 49 29.91 +23 47 25.5          19.7 GUET088G96
         K17T04N  C2017 10 14.29451 03 01 23.43 +20 28 59.0          19.6 GUET088G96
         K17T04N  C2017 10 14.29492 03 01 23.73 +20 28 53.3          19.6 GUET088G96
         K17T04N  C2017 10 14.29532 03 01 24.03 +20 28 47.5          19.2 GUET088G96
         K17T04N  C2017 10 14.29578 03 01 24.39 +20 28 41.0          19.4 GUET088G96
         K17T04N  C2017 10 14.47787 03 03 38.96 +19 45 21.5          19.2 RoET088926
         K17T04N  C2017 10 14.48022 03 03 40.67 +19 44 47.6          19.1 RoET088926
         K17T04N  C2017 10 14.48256 03 03 42.41 +19 44 13.9          19.2 RoET088926
         K17T04N KC2017 10 15.10413 03 11 34.15 +17 21 23.5                UET088204
         K17T04N KC2017 10 15.11182 03 11 39.28 +17 19 40.4                UET088204
         K17T04N KC2017 10 15.11951 03 11 44.39 +17 17 57.3          19.7 GUET088204
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers C. Hoegner,
        B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
        P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
        + CCD.
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
        M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observers G. J. Leonard, 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.
    K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.40-m
        f/3.2 Newtonian reflector + CCD.
    K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
    
    Orbital elements:
    2017 TN4                                                 Earth MOID = 0.0396 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 350.31117              (2000.0)            P               Q
    n   0.37178896     Peri.  163.01393     +0.99265916     -0.09660004
    a   1.9154540      Node   202.90749     +0.07727850     +0.96946043
    e   0.4639298      Incl.   10.77573     +0.09303665     +0.22542161
    P   2.65           H   25.2           G   0.15           U   5
    Residuals in seconds of arc
    171011 G96  0.2+  0.4-    171012 033  0.1+  0.4-    171013 K63  0.3-  0.6-
    171011 G96  0.2-  0.3-    171012 033  0.6+  0.1-    171013 G96  0.1-  0.1-
    171011 G96  0.0   0.5-    171012 033  0.3+  0.4-    171013 G96  0.6-  0.2-
    171011 G96  0.8-  0.5+    171012 J95  0.2+  0.3+    171013 G96  0.1-  0.1+
    171011 H01  0.1-  0.1-    171012 033  0.1-  0.1+    171013 G96  0.2-  0.1-
    171011 H01  0.1-  0.1-    171012 J95  0.4+  0.3+    171014 G96  0.1+  0.0
    171011 H01  0.0   0.0     171012 J95  0.1-  0.4-    171014 G96  0.0   0.1+
    171011 H01  0.0   0.0     171012 104  0.3-  0.3+    171014 G96  0.0   0.0
    171011 G96  0.3-  0.3+    171012 104  0.0   0.2+    171014 G96  0.2+  0.0
    171011 G96  0.0   0.1-    171012 104  0.3+  0.1+    171014 926  0.1+  0.4+
    171011 G96  0.1+  0.1-    171012 K88  0.1-  0.2+    171014 926  0.2-  0.2+
    171011 G96  0.1-  0.1+    171012 K88  0.0   0.0     171014 926  0.1-  0.1+
    171011 033  0.1-  0.4-    171012 K88  0.3+  0.5+    171015 204  0.1-  0.2-
    171011 033  0.6-  0.6+    171012 K63  0.3+  0.5-    171015 204  0.1+  0.2-
    171012 033  0.7-  0.7+    171012 K63  0.2-  0.1-    171015 204  0.1-  0.2-
    
    Ephemeris:
    2017 TN4                 a,e,i = 1.92, 0.46, 11                  q = 1.0268
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 09 15    18 51 53.9 +39 22 25   0.1238  1.0414   103.4    69.9    23.2
    ...
    2017 09 30    20 37 16.8 +50 45 58   0.06219 1.0268   112.4    64.4    21.5
    ...
    2017 10 08    00 34 39.7 +47 10 28   0.04191 1.0309   138.4    40.1    20.0
    ...
    2017 10 14    02 57 11.3 +21 41 20   0.04705 1.0393   152.1    26.7    19.9
    2017 10 15    03 10 21.6 +17 46 15   0.04965 1.0411   151.5    27.2    20.0
    2017 10 16    03 21 34.1 +14 13 03   0.05261 1.0431   150.6    28.0    20.1
    ...
    2017 10 22    04 02 38.9 -00 17 39   0.07530 1.0573   144.2    33.4    21.1
    ...
    2017 10 30    04 24 35.1 -09 00 11   0.1120  1.0824   141.0    35.3    22.1
    ...
    2017 11 14    04 34 03.5 -13 55 50   0.1893  1.1457   142.7    31.6    23.2
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-T88
    

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