• MPC Preparation (Info)

  • MPEC 2017-V20 : 2017 UD45

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    M.P.E.C. 2017-V20                                Issued 2017 Nov. 6, 23:03 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 UD45
    
    Observations:
         K17U45D  C2017 10 20.56858 04 37 41.728+01 00 24.15         21.9 wLEV020F51
         K17U45D  C2017 10 20.59130 04 37 40.571+00 59 40.15         21.7 wLEV020F51
         K17U45D* C2017 10 30.51474 04 28 13.166-04 01 19.48         21.4 wLEV020F51
         K17U45D  C2017 10 30.53995 04 28 11.383-04 02 01.86         21.3 wLEV020F51
         K17U45D  C2017 10 30.55257 04 28 10.487-04 02 23.21         21.5 wLEV020F51
         K17U45D |C2017 11 01.27590 04 26 13.40 -04 49 41.7          21.2 GUEV020807
         K17U45D |C2017 11 01.28199 04 26 12.96 -04 49 51.6          20.9 GUEV020807
         K17U45D |C2017 11 01.28813 04 26 12.48 -04 50 01.6          20.9 GUEV020807
         K17U45D |C2017 11 06.32220 04 20 08.91 -06 58 24.3          21.3 GUEV020807
         K17U45D |C2017 11 06.33143 04 20 08.16 -06 58 37.4          21.2 GUEV020807
         K17U45D |C2017 11 06.34067 04 20 07.48 -06 58 50.9          21.2 GUEV020807
    
    Observer details:
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  1.00-m f/10.0 astrograph
        + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, 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.
    
    Orbital elements:
    2017 UD45                                                Earth MOID = 0.3527 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M  14.37687              (2000.0)            P               Q
    n   0.23343406     Peri.  123.77211     +0.81629165     +0.54185321
    a   2.6123212      Node   205.28593     -0.54628693     +0.83676525
    e   0.5350573      Incl.   27.94372     +0.18771930     +0.07886070
    P   4.22           H   19.6           G   0.15           U   5
    Residuals in seconds of arc
    171020 F51  0.1+  0.0     171030 F51  0.0   0.1-    171106 807  0.1+  0.0
    171020 F51  0.1-  0.0     171101 807  0.1+  0.0     171106 807  0.4-  0.1+
    171030 F51  0.0   0.0     171101 807  0.2+  0.0     171106 807  0.2+  0.2-
    171030 F51  0.0   0.1+    171101 807  0.3-  0.1-
    
    Ephemeris:
    2017 UD45                a,e,i = 2.61, 0.54, 28                  q = 1.2146
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 10 07    04 43 44.0 +08 32 34   0.8149  1.5897   122.0    32.2    21.5
    ...
    2017 10 22    04 36 33.4 +00 14 42   0.8212  1.6873   136.3    24.0    21.4
    ...
    2017 10 30    04 28 47.3 -03 46 44   0.8422  1.7405   142.9    20.1    21.4
    ...
    2017 11 05    04 21 47.2 -06 26 17   0.8673  1.7807   146.6    17.9    21.5
    2017 11 06    04 20 33.2 -06 50 43   0.8723  1.7874   147.1    17.6    21.5
    2017 11 07    04 19 18.5 -07 14 30   0.8775  1.7941   147.5    17.3    21.5
    ...
    2017 11 13    04 11 39.4 -09 22 32   0.9137  1.8345   149.1    16.1    21.6
    ...
    2017 11 21    04 01 33.1 -11 32 20   0.9748  1.8884   148.4    15.9    21.8
    ...
    2017 12 06    03 45 45.1 -13 34 27   1.1263  1.9892   140.7    18.3    22.3
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-V20
    

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