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  • MPEC 2017-U257: 2017 UT7

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    M.P.E.C. 2017-U257                               Issued 2017 Oct. 29, 02:16 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 UT7
    
    Observations:
         K17U07T* C2017 10 26.35980 03 41 13.66 -06 54 59.8          21.0 GUEU257G96
         K17U07T  C2017 10 26.36504 03 41 16.78 -06 55 03.4          20.9 GUEU257G96
         K17U07T  C2017 10 26.37027 03 41 19.94 -06 55 06.5          21.1 GUEU257G96
         K17U07T  C2017 10 26.37552 03 41 23.05 -06 55 10.2          21.0 GUEU257G96
         K17U07T  C2017 10 26.39505403 41 34.50 -06 55 25.9          20.5 GUEU257H01
         K17U07T  C2017 10 26.40054303 41 37.82 -06 55 29.7          20.3 GUEU257H01
         K17U07T  C2017 10 26.40981903 41 43.41 -06 55 35.8          20.6 GUEU257H01
         K17U07T  C2017 10 26.41551103 41 46.86 -06 55 39.7          21.1 GUEU257H01
         K17U07T  C2017 10 26.48147 03 42 27.23 -06 56 21.4          19.6 GUEU257V06
         K17U07T  C2017 10 26.48299 03 42 28.21 -06 56 22.3          20.7 GUEU257V06
         K17U07T  C2017 10 26.48450 03 42 29.13 -06 56 23.0          20.8 GUEU257V06
         K17U07T  C2017 10 26.48601 03 42 30.04 -06 56 24.4          19.8 GUEU257V06
         K17U07T  C2017 10 27.43698 03 52 57.61 -07 06 52.5          20.0 RoEU257926
         K17U07T  C2017 10 27.43724 03 52 57.80 -07 06 53.2          21.4 GUEU257V06
         K17U07T  C2017 10 27.43964 03 52 59.34 -07 06 54.4          22.3 GUEU257V06
         K17U07T  C2017 10 27.44058 03 52 59.89 -07 06 53.6          21.0 RoEU257926
         K17U07T  C2017 10 27.44205 03 53 00.85 -07 06 56.7                UEU257V06
         K17U07T  C2017 10 27.44418 03 53 02.28 -07 06 55.3          19.1 RoEU257926
         K17U07T  C2017 10 28.33804 04 03 28.34 -07 15 52.5          21.0 GUEU257V06
         K17U07T  C2017 10 28.34035 04 03 29.91 -07 15 53.6          20.6 GUEU257V06
         K17U07T  C2017 10 28.34265 04 03 31.47 -07 15 55.0          20.9 GUEU257V06
         K17U07T  C2017 10 28.34465 04 03 32.84 -07 15 56.0          20.7 GUEU257V06
         K17U07T  C2017 10 28.44731 04 04 42.72 -07 16 52.0          20.2 RoEU257926
         K17U07T  C2017 10 28.45089 04 04 45.15 -07 16 53.8          20.4 RoEU257926
         K17U07T  C2017 10 28.45445 04 04 47.60 -07 16 55.5          20.2 RoEU257926
    
    Observer details:
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
        M. Schwartz.  0.81-m f/7 Ritchey-Chretien + 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.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 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 UT7                                                 Earth MOID = 0.0391 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 337.07652              (2000.0)            P               Q
    n   0.28265508     Peri.  301.86776     +0.37817456     -0.92524854
    a   2.2994899      Node   125.88240     +0.86135741     +0.33982303
    e   0.5611749      Incl.    2.12096     +0.33918640     +0.16862814
    P   3.49           H   24.7           G   0.15           U   7
    Residuals in seconds of arc
    171026 G96  0.3+  0.2-    171026 V06  0.4+  0.1-    171028 V06  0.0   0.0
    171026 G96  0.1-  0.2-    171026 V06  0.3+  0.1+    171028 V06  0.0   0.2+
    171026 G96  0.2+  0.4+    171026 V06  0.0   0.3-    171028 V06  0.0   0.1+
    171026 G96  0.4-  0.3+    171027 926  0.1+  0.5-    171028 V06  0.2+  0.3+
    171026 H01  0.1-  0.2-    171027 V06  0.3+  0.3+    171028 926  0.1+  0.6-
    171026 H01  0.0   0.2-    171027 V06  0.2+  0.5+    171028 926  0.2-  0.5-
    171026 H01  0.2-  0.1-    171027 926  0.5-  0.6+    171028 926  0.1-  0.3-
    171026 H01  0.0   0.2-    171027 V06  0.5-  0.3-
    171026 V06  0.4-  0.2-    171027 926  0.5+  1.1+
    
    Ephemeris:
    2017 UT7                 a,e,i = 2.30, 0.56, 2                   q = 1.0091
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 09 29    01 25 39.3 -01 45 27   0.2319  1.2259   163.4    13.5    22.7
    ...
    2017 10 14    02 12 22.3 -04 13 38   0.1431  1.1340   161.4    16.3    21.6
    ...
    2017 10 22    03 01 09.1 -05 58 22   0.1067  1.0927   154.8    22.8    21.1
    ...
    2017 10 28    03 59 27.3 -07 11 33   0.08644 1.0663   145.9    31.5    20.9
    2017 10 29    04 11 28.0 -07 20 40   0.08385 1.0623   144.0    33.3    20.8
    2017 10 30    04 24 08.3 -07 28 14   0.08153 1.0585   142.0    35.3    20.8
    ...
    2017 11 05    05 50 54.0 -07 27 01   0.07386 1.0381   127.5    49.3    21.0
    ...
    2017 11 13    07 44 22.5 -05 19 55   0.08099 1.0190   109.1    66.6    21.6
    ...
    2017 11 28    09 41 52.3 -00 56 46   0.1244  1.0102    97.4    75.6    22.8
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-U257
    

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