• MPC Preparation (Info)

  • MPEC 2017-M80 : 2017 MF4

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2017-M79 Read MPEC 2017-M81


    M.P.E.C. 2017-M80                                Issued 2017 June 28, 02:28 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 MF4
    
    Observations:
         K17M04F* C2017 06 25.48759 20 11 40.952-10 55 00.42         21.7 wLEM080F51
         K17M04F  C2017 06 25.49932 20 11 41.448-10 54 41.21         21.7 wLEM080F51
         K17M04F  C2017 06 25.51106 20 11 41.959-10 54 21.83         21.7 wLEM080F51
         K17M04F  C2017 06 25.52283 20 11 42.477-10 54 02.60         21.8 wLEM080F51
         K17M04F KC2017 06 26.28960420 12 29.12 -10 33 03.4          21.7 VuEM080H21
         K17M04F KC2017 06 26.29459620 12 29.34 -10 32 55.1          21.8 VuEM080H21
         K17M04F KC2017 06 26.30087420 12 29.63 -10 32 44.8          22.1 VuEM080H21
         K17M04F  C2017 06 26.35454 20 12 32.99 -10 31 11.5          22.1 VqEM080I52
         K17M04F  C2017 06 26.36660 20 12 33.48 -10 30 52.4          22.1 VqEM080I52
         K17M04F  C2017 06 26.37245 20 12 33.74 -10 30 42.7                qEM080I52
         K17M04F  C2017 06 27.39354 20 13 32.50 -10 02 20.8          22.4 VqEM080I52
         K17M04F  C2017 06 27.39691 20 13 32.69 -10 02 14.7          21.8 VqEM080I52
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Goggia, 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.  1.3-m f/4.0
        astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer A. R. Gibbs.  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.  1.0-m reflector + CCD.
    
    Orbital elements:
    2017 MF4                                                 Earth MOID = 0.1624 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M  19.60044              (2000.0)            P               Q
    n   0.57368057     Peri.   53.56786     +0.62686369     +0.77651366
    a   1.4344628      Node   255.37588     -0.73427549     +0.56141682
    e   0.1857131      Incl.    3.77968     -0.26054063     +0.28607288
    P   1.72           H   23.7           G   0.15           U   8
    Residuals in seconds of arc
    170625 F51  0.1+  0.1+    170626 H21  0.0   0.1+    170626 I52  0.3-  0.4-
    170625 F51  0.2-  0.0     170626 H21  0.0   0.2+    170626 I52  0.2-  0.4-
    170625 F51  0.1-  0.0     170626 H21  0.1+  0.1+    170627 I52  0.4-  0.2-
    170625 F51  0.0   0.2-    170626 I52  0.2+  0.4+    170627 I52  0.3+  0.2+
    
    Ephemeris:
    2017 MF4                 a,e,i = 1.43, 0.19, 4                   q = 1.1681
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 05 29    19 30 51.7 -21 22 14   0.2932  1.2428   136.5    34.1    22.9
    ...
    2017 06 13    19 56 08.7 -16 16 02   0.2352  1.2134   143.9    29.6    22.3
    ...
    2017 06 21    20 06 44.9 -12 55 44   0.2112  1.2003   147.8    26.8    21.9
    ...
    2017 06 27    20 13 10.1 -10 12 49   0.1965  1.1917   150.7    24.7    21.7
    2017 06 28    20 14 06.7 -09 44 56   0.1943  1.1904   151.1    24.4    21.7
    2017 06 29    20 15 01.3 -09 16 55   0.1922  1.1892   151.6    24.0    21.6
    ...
    2017 07 05    20 19 47.0 -06 27 14   0.1812  1.1823   154.1    22.1    21.4
    ...
    2017 07 13    20 24 25.7 -02 45 40   0.1706  1.1751   156.6    20.1    21.2
    ...
    2017 07 28    20 29 19.0 +02 56 43   0.1632  1.1683   158.0    19.0    21.1
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-M80
    

    Read MPEC 2017-M79 Read MPEC 2017-M81


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)