• MPC Preparation (Info)

  • MPEC 2017-N22 : 2017 MU7

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    M.P.E.C. 2017-N22                                Issued 2017 July 1, 04:39 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 MU7
    
    Observations:
         K17M07U  C2017 06 27.45346 23 00 41.66 -12 34 35.3          20.6 VqEN022703
         K17M07U  C2017 06 27.45495 23 00 42.03 -12 34 35.7          19.8 VqEN022703
         K17M07U  C2017 06 27.45644 23 00 42.43 -12 34 36.0          20.1 VqEN022703
         K17M07U* C2017 06 27.45851 23 00 42.99 -12 34 36.0          20.0 VqEN022G96
         K17M07U  C2017 06 27.45966 23 00 43.27 -12 34 36.1          20.1 VqEN022G96
         K17M07U  C2017 06 27.46080 23 00 43.61 -12 34 35.8          20.0 VqEN022G96
         K17M07U  C2017 06 27.46194 23 00 43.91 -12 34 36.2          20.0 VqEN022G96
         K17M07U  C2017 06 28.38786 23 04 58.16 -12 36 05.0                qEN022I52
         K17M07U  C2017 06 28.39359 23 04 59.75 -12 36 06.4          19.7 VqEN022I52
         K17M07U  C2017 06 29.44580 23 09 44.26 -12 37 52.8          20.2 VqEN022I52
         K17M07U  C2017 06 29.45132 23 09 45.64 -12 37 53.3          19.6 VqEN022I52
         K17M07U  C2017 06 29.45408 23 09 46.40 -12 37 53.5          19.8 VqEN022I52
         K17M07U  C2017 06 30.41033 23 14 02.85 -12 39 34.1          19.9 VqEN022I52
         K17M07U  C2017 06 30.41185 23 14 03.25 -12 39 34.3          19.7 VqEN022I52
         K17M07U  C2017 06 30.41334 23 14 03.62 -12 39 34.2          19.9 VqEN022I52
         K17M07U  C2017 06 30.41485 23 14 04.02 -12 39 34.6          19.6 VqEN022I52
    
    Observer details:
    703 Catalina Sky Survey.  Observer R. A. Kowalski.  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.  0.68-m Schmidt + 10K CCD.
    G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  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.
        1.5-m reflector + 10K CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
        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 MU7                                                 Earth MOID = 0.1515 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M  20.21977              (2000.0)            P               Q
    n   0.33173529     Peri.  199.04483     +0.43665922     +0.89156803
    a   2.0666881      Node    96.99786     -0.80888388     +0.44754974
    e   0.4372409      Incl.    6.95260     -0.39374559     +0.06932300
    P   2.97           H   20.3           G   0.15           U   9
    Residuals in seconds of arc
    170627 703  0.1-  0.2+    170627 G96  0.0   0.1+    170630 I52  0.2-  0.0
    170627 703  0.4-  0.1-    170628 I52  0.6-  0.4-    170630 I52  0.1-  0.0
    170627 703  0.4-  0.2-    170628 I52  0.5+  1.1-    170630 I52  0.3-  0.3+
    170627 G96  0.2-  0.0     170629 I52  0.1-  0.2-    170630 I52  0.1-  0.0
    170627 G96  0.6-  0.0     170629 I52  0.8-  0.1-
    170627 G96  0.0   0.4+    170629 I52  0.1-  0.0
    
    Ephemeris:
    2017 MU7                 a,e,i = 2.07, 0.44, 7                   q = 1.1630
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 06 01    20 53 29.2 -12 12 27   0.3473  1.2163   118.0    47.4    20.2
    ...
    2017 06 16    22 05 53.3 -12 20 34   0.3045  1.1802   115.7    50.9    20.0
    ...
    2017 06 24    22 44 35.0 -12 29 14   0.2932  1.1688   114.5    52.3    19.9
    ...
    2017 06 30    23 12 12.2 -12 38 29   0.2891  1.1643   113.9    53.0    19.9
    2017 07 01    23 16 38.1 -12 40 18   0.2888  1.1638   113.9    53.0    19.9
    2017 07 02    23 21 00.6 -12 42 12   0.2886  1.1635   113.8    53.1    19.9
    ...
    2017 07 08    23 45 56.8 -12 55 27   0.2887  1.1635   113.8    53.1    19.9
    ...
    2017 07 16    00 15 09.9 -13 19 22   0.2925  1.1687   114.6    52.3    19.9
    ...
    2017 07 31    00 55 33.8 -14 29 08   0.3067  1.1945   119.0    48.0    19.9
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-N22
    

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