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  • MPEC 2017-N21 : 2017 MO7

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    M.P.E.C. 2017-N21                                Issued 2017 July 1, 04:36 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 MO7
    
    Observations:
         K17M07O* C2017 06 26.40967 21 43 35.33 +02 20 34.3          21.1 VqEN021G96
         K17M07O  C2017 06 26.41569 21 43 36.41 +02 20 46.0          22.3 VqEN021G96
         K17M07O  C2017 06 26.42171 21 43 37.42 +02 20 58.3          21.4 VqEN021G96
         K17M07O  C2017 06 26.42770 21 43 38.45 +02 21 10.4          20.8 VqEN021G96
         K17M07O  C2017 06 26.44597 21 43 41.68 +02 21 46.0                qEN021G96
         K17M07O  C2017 06 26.44750 21 43 41.93 +02 21 49.4                qEN021G96
         K17M07O  C2017 06 26.44905 21 43 42.24 +02 21 52.2          21.9 VqEN021G96
         K17M07O  C2017 06 26.45060 21 43 42.47 +02 21 56.4          22.2 VqEN021G96
         K17M07O KC2017 06 27.35392521 46 27.16 +02 52 05.6          21.1 VuEN021H21
         K17M07O KC2017 06 27.36448921 46 29.01 +02 52 26.8          21.1 VuEN021H21
         K17M07O KC2017 06 27.37261521 46 30.43 +02 52 43.1          21.1 VuEN021H21
         K17M07O  C2017 06 27.42714 21 46 40.42 +02 54 35.2          21.0 VqEN021I52
         K17M07O  C2017 06 27.43045 21 46 41.00 +02 54 41.7          21.0 VqEN021I52
         K17M07O  C2017 06 28.42555 21 49 42.27 +03 28 01.1          20.0 VqEN021I52
         K17M07O  C2017 06 28.42923 21 49 42.87 +03 28 09.0          20.8 VqEN021I52
         K17M07O  C2017 06 28.43291 21 49 43.51 +03 28 16.4          20.5 VqEN021I52
         K17M07O  C2017 06 28.43658 21 49 44.14 +03 28 23.8          20.5 VqEN021I52
         K17M07O  C2017 06 29.30018 21 52 22.41 +03 57 20.1          20.3 VqEN021I52
         K17M07O  C2017 06 29.30548 21 52 23.31 +03 57 31.0          20.5 VqEN021I52
         K17M07O  C2017 06 29.30755 21 52 23.68 +03 57 34.9          20.3 VqEN021I52
         K17M07O  C2017 06 29.31154 21 52 24.42 +03 57 43.2          20.2 VqEN021I52
         K17M07O  C2017 06 30.35639 21 55 34.36 +04 32 44.7          19.9 VqEN021I52
         K17M07O  C2017 06 30.35904 21 55 34.83 +04 32 50.7          20.2 VqEN021I52
         K17M07O  C2017 06 30.36169 21 55 35.23 +04 32 55.9          20.4 VqEN021I52
    
    Observer details:
    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.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0
        astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observers A. R. Gibbs,
        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 MO7                                                 Earth MOID = 0.2367 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M   9.69068              (2000.0)            P               Q
    n   0.24810200     Peri.   82.80614     +0.70478257     +0.70549942
    a   2.5083177      Node   232.28834     -0.68238294     +0.64544735
    e   0.5109115      Incl.    5.40461     -0.19399758     +0.29269144
    P   3.97           H   20.8           G   0.15           U   8
    Residuals in seconds of arc
    170626 G96  0.3-  0.3+    170627 H21  0.1-  0.0     170628 I52  0.5-  0.2+
    170626 G96  0.2+  0.1-    170627 H21  0.0   0.0     170629 I52  0.2+  0.0
    170626 G96  0.4-  0.2+    170627 H21  0.0   0.0     170629 I52  0.3-  0.2+
    170626 G96  0.5-  0.3+    170627 I52  0.3-  0.2+    170629 I52  0.3-  0.1-
    170626 G96  0.2+  0.8-    170627 I52  0.3-  0.1+    170629 I52  0.2+  0.1+
    170626 G96  0.0   0.4-    170628 I52  0.2+  0.3-    170630 I52  0.3+  0.6-
    170626 G96  0.6+  0.7-    170628 I52  0.4-  0.2+    170630 I52  0.4+  0.0
    170626 G96  0.0   0.4+    170628 I52  0.4-  0.2+    170630 I52  0.6-  0.1-
    
    Ephemeris:
    2017 MO7                 a,e,i = 2.51, 0.51, 5                   q = 1.2268
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 06 01    20 28 22.8 -10 19 36   0.5200  1.3696   123.2    38.3    21.6
    ...
    2017 06 16    21 12 10.4 -03 17 12   0.4282  1.3066   124.4    39.9    21.1
    ...
    2017 06 24    21 36 16.5 +01 00 36   0.3917  1.2794   124.4    40.9    20.9
    ...
    2017 06 30    21 54 28.6 +04 20 58   0.3699  1.2624   124.2    41.7    20.8
    2017 07 01    21 57 30.6 +04 54 29   0.3667  1.2598   124.2    41.9    20.8
    2017 07 02    22 00 32.5 +05 27 58   0.3636  1.2574   124.2    42.0    20.7
    ...
    2017 07 08    22 18 38.0 +08 46 12   0.3476  1.2446   123.9    42.7    20.6
    ...
    2017 07 16    22 42 09.7 +12 55 00   0.3322  1.2328   123.9    43.2    20.5
    ...
    2017 07 31    23 21 55.8 +19 06 44   0.3182  1.2276   125.5    42.3    20.4
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-N21
    

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