• MPC Preparation (Info)

  • MPEC 2017-A18 : 2017 AH3

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    M.P.E.C. 2017-A18                                Issued 2017 Jan. 5, 04:10 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 AH3
    
    Observations:
         K17A03H  C2016 12 24.48809 07 24 29.089+55 37 56.97         21.5 wLEA018F51
         K17A03H  C2016 12 24.50238 07 24 22.006+55 37 11.63         21.1 wLEA018F51
         K17A03H  C2016 12 24.51668 07 24 14.969+55 36 26.15         21.3 wLEA018F51
         K17A03H* C2017 01 03.40979 06 15 37.129+43 30 16.68         20.6 wLEA018F51
         K17A03H  C2017 01 03.42344 06 15 31.987+43 29 01.49         20.5 wLEA018F51
         K17A03H  C2017 01 03.43708 06 15 26.857+43 27 46.06         20.6 wLEA018F51
         K17A03H  C2017 01 03.45078 06 15 21.711+43 26 29.98         20.6 wLEA018F51
         K17A03H KC2017 01 04.04028 06 11 58.95 +42 31 31.9          20.3 GUEA018204
         K17A03H KC2017 01 04.05118 06 11 55.03 +42 30 29.7                UEA018204
         K17A03H KC2017 01 04.07136 06 11 47.94 +42 28 34.3                UEA018204
         K17A03H KC2017 01 04.33762706 10 18.47 +42 03 44.2          20.2 VuEA018H21
         K17A03H KC2017 01 04.34198806 10 16.93 +42 03 19.0          20.2 VuEA018H21
         K17A03H KC2017 01 04.34605606 10 15.51 +42 02 55.5          20.4 VuEA018H21
         K17A03H _C2017 01 04.41771706 09 53.910+41 56 37.02         20.5 GUEA018568
         K17A03H _C2017 01 04.41875406 09 53.539+41 56 31.14         20.5 GUEA018568
         K17A03H _C2017 01 04.41979506 09 53.163+41 56 25.22         20.6 GUEA018568
         K17A03H KC2017 01 04.93123 06 07 07.13 +41 07 31.0                qEA018J95
         K17A03H KC2017 01 04.95246 06 06 59.85 +41 05 30.3                qEA018J95
         K17A03H KC2017 01 04.96986 06 06 53.91 +41 03 50.2          20.4 RqEA018J95
    
    Observer details:
    204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.60-m f/4.64
        reflector + CCD.
    568 Mauna Kea.  Observers R. J. Wainscoat, D. Woodworth.  Measurers M. Micheli,
        R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + 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.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0
        astrograph + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2017 AH3                                                 Earth MOID = 0.1116 AU
    Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
    M 230.06707              (2000.0)            P               Q
    n   0.95544227     Peri.  343.73120     +0.09043595     +0.95425443
    a   1.0209389      Node   290.74095     -0.87640035     -0.05966070
    e   0.1186848      Incl.   17.74257     -0.47301561     +0.29298307
    P   1.03           H   23.2           G   0.15           U   6
    Residuals in seconds of arc
    161224 F51  0.2+  0.2+    170104 204  0.4+  0.3-    170104 568  0.1-  0.3-
    161224 F51  0.1-  0.1-    170104 204  0.2-  0.5-    170104 568  0.1-  0.3-
    161224 F51  0.1-  0.2-    170104 204  0.2+  0.8-    170104 J95  0.4+  0.2+
    170103 F51  0.0   0.0     170104 H21  0.2+  0.1+    170104 J95  0.1-  0.4+
    170103 F51  0.0   0.1+    170104 H21  0.0   0.0     170104 J95  0.3-  0.3-
    170103 F51  0.0   0.1+    170104 H21  0.1-  0.1-
    170103 F51  0.0   0.1+    170104 568  0.1-  0.3-
    
    Ephemeris:
    2017 AH3                 a,e,i = 1.02, 0.12, 18                  q = 0.8998
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2016 12 06    09 20 09.9 +62 35 02   0.2574  1.1369   120.2    48.5    22.4
    ...
    2016 12 21    07 51 11.0 +58 13 49   0.1978  1.1418   139.7    33.9    21.4
    ...
    2016 12 29    06 50 50.7 +50 56 52   0.1761  1.1419   152.1    23.8    20.8
    ...
    2017 01 04    06 12 14.6 +42 35 29   0.1682  1.1409   157.9    18.9    20.6
    2017 01 05    06 06 44.5 +41 01 12   0.1677  1.1406   158.1    18.8    20.6
    2017 01 06    06 01 31.4 +39 24 55   0.1675  1.1403   158.0    18.8    20.6
    ...
    2017 01 12    05 36 00.2 +29 30 59   0.1713  1.1380   152.4    23.6    20.8
    ...
    2017 01 20    05 15 10.2 +17 23 10   0.1889  1.1335   139.1    34.7    21.3
    ...
    2017 02 04    05 02 46.0 +01 57 12   0.2456  1.1205   117.5    51.3    22.3
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-A18
    

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