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  • MPEC 2016-E176: 2016 EC157

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    M.P.E.C. 2016-E176                               Issued 2016 Mar. 15, 16:23 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
    
                                      2016 EC157
    
    Observations:
         K16EF7C* C2016 03 10.45649 13 17 27.495-01 54 25.23         22.0 wLEE176F51
         K16EF7C  C2016 03 10.46832 13 17 25.566-01 54 22.28         21.7 wLEE176F51
         K16EF7C  C2016 03 10.48016 13 17 23.623-01 54 18.93         21.8 wLEE176F51
         K16EF7C  C2016 03 10.49199 13 17 21.684-01 54 15.65         22.0 wLEE176F51
         K16EF7C |C2016 03 11.25274 13 15 24.17 -01 50 07.6          22.1 VuEE176807
         K16EF7C |C2016 03 11.25714 13 15 23.42 -01 50 06.4          22.1 VuEE176807
         K16EF7C _C2016 03 11.49909413 14 44.659-01 49 24.58         21.3 RtEE176568
         K16EF7C _C2016 03 11.50036213 14 44.437-01 49 24.20         21.3 RtEE176568
         K16EF7C _C2016 03 11.50163113 14 44.216-01 49 23.76         21.3 RtEE176568
         K16EF7C  C2016 03 11.52666 13 14 39.83 -01 49 16.7          21.9 RtEE176F51
         K16EF7C  C2016 03 11.53791 13 14 37.86 -01 49 13.4          21.6 RtEE176F51
         K16EF7C |C2016 03 15.28615 13 03 12.33 -01 26 46.6          21.4 VuEE176807
         K16EF7C |C2016 03 15.29052 13 03 11.35 -01 26 45.2          21.3 VuEE176807
         K16EF7C |C2016 03 15.29501 13 03 10.36 -01 26 43.3          21.4 VuEE176807
         K16EF7C  C2016 03 15.42791 13 02 42.74 -01 26 30.9          21.3 RoEE176926
         K16EF7C  C2016 03 15.43674 13 02 40.75 -01 26 27.1          21.2 RoEE176926
         K16EF7C  C2016 03 15.44561 13 02 38.85 -01 26 24.1          21.3 RoEE176926
    
    Observer details:
    568 Mauna Kea.  Observers R. J. Wainscoat, D. Woodworth.  Measurers M. Micheli,
        R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
        + CCD.
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
        M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
        A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
        H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
        R. Weryk, P. Veres.  1.8-m Ritchey-Chretien + CCD.
    
    Orbital elements:
    2016 EC157                                               Earth MOID = 0.0412 AU
    Epoch 2016 Jan. 13.0 TT = JDT 2457400.5                 MPC
    M 152.27367              (2000.0)            P               Q
    n   1.11462145     Peri.  329.24701     +0.91846508     +0.39529084
    a   0.9212647      Node     7.50324     -0.33975085     +0.80530289
    e   0.3566996      Incl.    5.68030     -0.20246298     +0.44185112
    P   0.88           H   23.4           G   0.15           U   8
    Residuals in seconds of arc
    160310 F51  0.0   0.2+    160311 568  0.1+  0.1-    160315 807  0.2-  0.0
    160310 F51  0.0   0.1-    160311 568  0.1+  0.1-    160315 807  0.3-  0.1+
    160310 F51  0.0   0.0     160311 568  0.1+  0.0     160315 926  0.4+  0.0
    160310 F51  0.0   0.1+    160311 F51  0.1-  0.0     160315 926  0.3-  0.2+
    160311 807  0.0   0.3-    160311 F51  0.0   0.1-    160315 926  0.4+  0.4-
    160311 807  0.0   0.4-    160315 807  0.1+  0.4+
    
    Ephemeris:
    2016 EC157               a,e,i = 0.92, 0.36, 6                   q = 0.5927
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2016 02 14    13 39 35.1 -02 03 04   0.4131  1.2482   120.4    43.0    23.6
    ...
    2016 02 29    13 35 08.3 -02 21 28   0.3100  1.2333   136.3    33.7    22.7
    ...
    2016 03 08    13 23 04.3 -02 04 16   0.2600  1.2192   147.1    26.2    22.1
    ...
    2016 03 14    13 07 26.5 -01 35 18   0.2264  1.2058   156.9    18.9    21.5
    2016 03 15    13 04 11.0 -01 28 59   0.2212  1.2033   158.7    17.5    21.4
    2016 03 16    13 00 43.4 -01 22 15   0.2161  1.2007   160.5    16.0    21.3
    ...
    2016 03 22    12 35 27.6 -00 32 30   0.1889  1.1840   172.6     6.2    20.6
    ...
    2016 03 30    11 49 22.3 +00 55 48   0.1625  1.1580   167.7    10.6    20.4
    ...
    2016 04 14    10 01 57.3 +03 41 02   0.1477  1.0975   126.6    47.2    21.2
    
    A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-E176
    

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