• MPC Preparation (Info)

  • MPEC 2017-A36 : 2017 AK4

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    M.P.E.C. 2017-A36                                Issued 2017 Jan. 6, 23:44 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 AK4
    
    Observations:
         K17A04K* C2017 01 03.22149 02 58 05.456-38 45 02.84         21.8 wLEA036F51
         K17A04K  C2017 01 03.23242 02 58 08.341-38 45 27.91         21.6 wLEA036F51
         K17A04K  C2017 01 03.24336 02 58 11.215-38 45 52.62         21.7 wLEA036F51
         K17A04K  C2017 01 03.25429 02 58 14.087-38 46 17.30         21.4 wLEA036F51
         K17A04K  C2017 01 04.24830 03 02 45.631-39 22 07.77         21.4 iLEA036F51
         K17A04K  C2017 01 04.25802 03 02 48.134-39 22 28.23         21.4 iLEA036F51
         K17A04K  C2017 01 04.26766 03 02 50.637-39 22 48.08         20.9 iLEA036F51
         K17A04K |C2017 01 05.05718 03 06 21.98 -39 48 57.9          21.5 VuEA036807
         K17A04K |C2017 01 05.06408 03 06 23.77 -39 49 11.9          21.3 VuEA036807
         K17A04K |C2017 01 05.07098 03 06 25.51 -39 49 24.8          21.2 VuEA036807
         K17A04K |C2017 01 06.05548 03 10 44.98 -40 20 07.1          21.2 VuEA036807
         K17A04K |C2017 01 06.06114 03 10 46.39 -40 20 17.2          21.4 VuEA036807
         K17A04K |C2017 01 06.06696 03 10 47.84 -40 20 27.8          21.3 VuEA036807
         K17A04K KC2017 01 06.47411 03 12 32.97 -40 32 18.7          21.8 RtEA036474
         K17A04K KC2017 01 06.48115 03 12 34.78 -40 32 30.0          21.6 RtEA036474
         K17A04K KC2017 01 06.48819 03 12 36.53 -40 32 42.8          21.7 RtEA036474
    
    Observer details:
    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.
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
        + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, S. Kahale,
        T. Lowe, 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.  1.8-m Ritchey-Chretien + CCD.
    
    Orbital elements:
    2017 AK4                                                 Earth MOID = 0.0846 AU
    Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
    M  16.14883              (2000.0)            P               Q
    n   0.27351601     Peri.  191.00427     +0.22783816     -0.83845054
    a   2.3504312      Node   247.43731     +0.92910931     +0.33930641
    e   0.5474084      Incl.   32.41847     +0.29128278     -0.42646435
    P   3.60           H   21.4           G   0.15           U   8
    Residuals in seconds of arc
    170103 F51  0.0   0.1+    170104 F51  0.1+  0.1-    170106 807  0.0   0.1-
    170103 F51  0.1+  0.1-    170105 807  0.3-  0.6+    170106 474  0.1-  0.0
    170103 F51  0.0   0.1+    170105 807  0.0   0.1-    170106 474  0.4+  0.6+
    170103 F51  0.0   0.2+    170105 807  0.1-  0.4+    170106 474  0.1+  0.3-
    170104 F51  0.1-  0.1-    170106 807  0.0   0.1+
    170104 F51  0.1-  0.3-    170106 807  0.0   0.1+
    
    Ephemeris:
    2017 AK4                 a,e,i = 2.35, 0.55, 32                  q = 1.0638
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2016 12 07    00 16 44.0 +09 11 21   0.1943  1.0739   112.3    58.1    20.1
    ...
    2016 12 22    01 54 14.7 -26 04 36   0.2471  1.0644   102.4    64.5    20.8
    ...
    2016 12 30    02 37 47.4 -35 36 33   0.3071  1.0724    98.5    65.1    21.3
    ...
    2017 01 05    03 06 06.8 -39 47 01   0.3571  1.0842    96.6    64.3    21.6
    2017 01 06    03 10 30.5 -40 18 22   0.3656  1.0867    96.4    64.1    21.7
    2017 01 07    03 14 49.0 -40 47 15   0.3742  1.0892    96.2    63.8    21.7
    ...
    2017 01 13    03 39 00.7 -42 57 17   0.4257  1.1072    95.3    62.2    22.0
    ...
    2017 01 21    04 07 37.5 -44 24 55   0.4937  1.1377    94.8    59.5    22.3
    ...
    2017 02 05    04 54 18.4 -44 27 28   0.6153  1.2116    95.6    54.1    22.7
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-A36
    

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