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  • MPEC 2017-U249: 2017 UK7

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    M.P.E.C. 2017-U249                               Issued 2017 Oct. 29, 01:49 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 UK7
    
    Observations:
         K17U07K* C2017 10 25.26875 00 57 06.61 -04 57 26.4          21.7 GUEU249G96
         K17U07K  C2017 10 25.27405 00 57 05.62 -04 57 20.3          21.2 GUEU249G96
         K17U07K  C2017 10 25.27932 00 57 04.53 -04 57 14.6          21.7 GUEU249G96
         K17U07K  C2017 10 25.28461 00 57 03.45 -04 57 08.2          21.9 GUEU249G96
         K17U07K  C2017 10 25.31864 00 56 56.50 -04 56 30.8          22.0 GUEU249G96
         K17U07K  C2017 10 25.31976 00 56 56.30 -04 56 29.7          21.6 GUEU249G96
         K17U07K  C2017 10 25.32087 00 56 56.07 -04 56 28.8          21.4 GUEU249G96
         K17U07K  C2017 10 25.32199 00 56 55.85 -04 56 26.8          21.6 GUEU249G96
         K17U07K  C2017 10 25.35560 00 56 49.06 -04 55 50.5          21.9 GUEU249I52
         K17U07K  C2017 10 25.35892 00 56 48.40 -04 55 46.9          21.9 GUEU249I52
         K17U07K  C2017 10 25.36224 00 56 47.84 -04 55 42.8          21.9 GUEU249I52
         K17U07K  C2017 10 25.36556 00 56 47.11 -04 55 39.2          21.9 GUEU249I52
         K17U07K KC2017 10 26.13062200 54 24.02 -04 41 11.1          22.3 VuEU249H21
         K17U07K KC2017 10 26.14197700 54 21.64 -04 40 57.6          22.1 VuEU249H21
         K17U07K KC2017 10 26.15393800 54 19.13 -04 40 42.8          22.3 VuEU249H21
         K17U07K  C2017 10 26.20014 00 54 10.50 -04 39 43.0          21.0 GUEU249V06
         K17U07K  C2017 10 26.20270 00 54 09.96 -04 39 39.6          21.2 GUEU249V06
         K17U07K  C2017 10 26.20526 00 54 09.40 -04 39 36.7          21.8 GUEU249V06
         K17U07K  C2017 10 26.20781 00 54 08.86 -04 39 33.6          21.5 GUEU249V06
         K17U07K  C2017 10 27.15718 00 51 00.28 -04 19 44.5          22.0 GUEU249V06
         K17U07K  C2017 10 27.16079 00 50 59.40 -04 19 38.8                UEU249V06
         K17U07K  C2017 10 27.16797 00 50 57.89 -04 19 29.1                UEU249V06
         K17U07K  C2017 10 28.17107 00 47 27.41 -03 56 27.2          22.6 GUEU249V06
         K17U07K  C2017 10 28.17473 00 47 26.55 -03 56 22.2          21.5 GUEU249V06
         K17U07K  C2017 10 28.17850 00 47 25.67 -03 56 16.1          22.1 GUEU249V06
         K17U07K  C2017 10 28.18242 00 47 24.76 -03 56 10.8          21.5 GUEU249V06
    
    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.  1.3-m f/4.0
        astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  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.
    V06 Catalina Sky Survey-Kuiper.  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.  1.55-m reflector + CCD.
    
    Orbital elements:
    2017 UK7                                                 Earth MOID = 0.0431 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 315.13274              (2000.0)            P               Q
    n   0.40414808     Peri.   59.44090     -0.13810027     -0.98570089
    a   1.8117949      Node    38.86941     +0.84782504     -0.16804750
    e   0.4977021      Incl.    8.85036     +0.51197755     +0.01240157
    P   2.44           H   24.5           G   0.15           U   6
    Residuals in seconds of arc
    171025 G96  0.8-  0.4-    171025 I52  0.2-  0.3-    171026 V06  0.3-  0.1+
    171025 G96  0.5+  0.1-    171025 I52  1.4+  0.1+    171027 V06  0.8+  0.9-
    171025 G96  0.3+  0.2-    171025 I52  0.5+  0.1+    171027 V06  0.4-  0.1+
    171025 G96  0.2+  0.5+    171026 H21  0.5-  0.9-    171027 V06  0.7+  0.5+
    171025 G96  0.5-  0.5+    171026 H21  0.5-  0.8-    171028 V06  0.1+  0.1+
    171025 G96  0.1-  0.3+    171026 H21  0.4-  0.1-    171028 V06  0.1-  0.2-
    171025 G96  0.2-  0.0     171026 V06  0.1-  0.2-    171028 V06  0.1-  0.5+
    171025 G96  0.1-  0.8+    171026 V06  0.1-  0.2+    171028 V06  0.1-  0.1+
    171025 I52  0.2-  0.2-    171026 V06  0.4-  0.0
    
    Ephemeris:
    2017 UK7                 a,e,i = 1.81, 0.50, 9                   q = 0.9101
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 09 29    01 39 46.7 -06 59 19   0.3685  1.3511   158.3    15.9    23.9
    ...
    2017 10 14    01 23 39.4 -06 52 15   0.2513  1.2419   165.0    12.0    22.7
    ...
    2017 10 22    01 06 27.8 -05 47 16   0.1993  1.1851   160.6    16.2    22.2
    ...
    2017 10 28    00 48 02.9 -04 00 02   0.1649  1.1438   153.7    22.7    22.0
    2017 10 29    00 44 24.3 -03 35 11   0.1596  1.1370   152.3    24.0    21.9
    2017 10 30    00 40 34.2 -03 07 55   0.1543  1.1303   150.8    25.4    21.9
    ...
    2017 11 05    00 12 44.2 +00 37 28   0.1252  1.0912   140.6    35.2    21.6
    ...
    2017 11 13    23 16 09.9 +09 30 04   0.09367 1.0426   122.2    53.4    21.4
    ...
    2017 11 28    19 38 15.2 +33 42 32   0.07696 0.9672    73.2   102.4    22.6
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-U249
    

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