• MPC Preparation (Info)

  • MPEC 2017-M76 : 2017 MB4

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    M.P.E.C. 2017-M76                                Issued 2017 June 28, 02:11 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 MB4
    
    Observations:
         K17M04B  C2017 05 04.53137 16 26 20.178-23 12 12.74         21.8 wLEM076F51
         K17M04B  C2017 05 04.54254 16 26 20.507-23 12 07.00         22.8 wLEM076F51
         K17M04B  C2017 05 04.55380 16 26 20.837-23 12 01.26         22.6 wLEM076F51
         K17M04B  C2017 05 27.40959 16 35 41.299-18 02 18.38         21.6 wLEM076F51
         K17M04B  C2017 05 27.43174 16 35 41.392-18 01 53.32         21.3 wLEM076F51
         K17M04B  C2017 05 27.44281 16 35 41.438-18 01 40.77         21.3 wLEM076F51
         K17M04B* C2017 06 23.35484 16 48 10.615-07 46 54.13         21.0 wLEM076F51
         K17M04B  C2017 06 23.36878 16 48 11.163-07 46 34.48         20.9 wLEM076F51
         K17M04B  C2017 06 23.38272 16 48 11.707-07 46 14.71         21.0 wLEM076F51
         K17M04B  C2017 06 23.39663 16 48 12.236-07 45 54.86         21.3 wLEM076F51
         K17M04B  C2017 06 24.23301 16 48 58.84 -07 26 16.6          21.3 VqEM076I52
         K17M04B  C2017 06 24.23481 16 48 58.91 -07 26 13.6          22.3 VqEM076I52
         K17M04B  C2017 06 24.23664 16 48 59.00 -07 26 11.5          21.4 VqEM076I52
         K17M04B  C2017 06 24.23844 16 48 59.08 -07 26 08.7          21.4 VqEM076I52
         K17M04B _C2017 06 24.49281816 49 11.725-07 20 02.42         20.8 GUEM076568
         K17M04B _C2017 06 24.49383716 49 11.771-07 20 00.96         19.5 GUEM076568
         K17M04B _C2017 06 24.49483916 49 11.816-07 19 59.53         19.5 GUEM076568
         K17M04B KC2017 06 26.16853016 50 53.77 -06 41 17.8          20.6 VuEM076H21
         K17M04B KC2017 06 26.17441916 50 54.05 -06 41 09.5          20.9 VuEM076H21
         K17M04B KC2017 06 26.18425616 50 54.55 -06 40 56.1          20.7 VuEM076H21
    
    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.
    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.  0.76-m f/3.0
        astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer E. J. Christensen.
        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 MB4                                                 Earth MOID = 0.1928 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M  14.01337              (2000.0)            P               Q
    n   0.33733202     Peri.   59.15333     +0.43222649     +0.89861648
    a   2.0437652      Node   236.64124     -0.85508508     +0.38190648
    e   0.4176192      Incl.    5.17178     -0.28637346     +0.21595335
    P   2.92           H   22.5           G   0.15           U   4
    Residuals in seconds of arc
    170504 F51  0.0   0.0     170623 F51  0.1+  0.1-    170624 568  0.0   0.1-
    170504 F51  0.0   0.0     170623 F51  0.1+  0.1-    170624 568  0.0   0.1-
    170504 F51  0.0   0.0     170623 F51  0.0   0.1-    170624 568  0.0   0.1-
    170527 F51  0.0   0.0     170624 I52  0.1-  0.1-    170626 H21  0.1-  0.2+
    170527 F51  0.0   0.0     170624 I52  0.3-  0.4+    170626 H21  0.3-  0.3+
    170527 F51  0.1+  0.0     170624 I52  0.1-  0.1-    170626 H21  0.1-  0.2+
    170623 F51  0.0   0.1+    170624 I52  0.0   0.2+
    
    Ephemeris:
    2017 MB4                 a,e,i = 2.04, 0.42, 5                   q = 1.1902
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 05 29    16 36 05.5 -17 31 18   0.3039  1.3165   174.9     3.9    20.9
    ...
    2017 06 13    16 41 10.2 -11 57 09   0.2529  1.2612   164.7    12.3    20.8
    ...
    2017 06 21    16 46 11.6 -08 42 57   0.2359  1.2373   157.3    18.5    20.8
    ...
    2017 06 27    16 51 46.6 -06 21 50   0.2273  1.2223   152.2    22.8    20.8
    2017 06 28    16 52 53.5 -05 59 15   0.2262  1.2201   151.4    23.5    20.8
    2017 06 29    16 54 03.7 -05 37 00   0.2251  1.2179   150.7    24.1    20.8
    ...
    2017 07 05    17 02 18.6 -03 32 03   0.2206  1.2065   146.4    27.8    20.9
    ...
    2017 07 13    17 16 36.4 -01 13 40   0.2187  1.1959   141.8    31.7    20.9
    ...
    2017 07 28    17 52 42.7 +01 18 13   0.2272  1.1908   136.6    35.9    21.1
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-M76
    

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