• MPC Preparation (Info)

  • MPEC 2018-U04 : 2018 TC6

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    M.P.E.C. 2018-U04                                Issued 2018 Oct. 17, 11:39 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
    
                                       2018 TC6
    
    Observations:
         K18T06C* C2018 10 10.31501 02 57 24.01 +23 55 40.9          21.2 GVEU004G96
         K18T06C  C2018 10 10.32020 02 57 23.65 +23 55 40.4          21.4 GVEU004G96
         K18T06C  C2018 10 10.32537 02 57 23.30 +23 55 39.8          22.4 GVEU004G96
         K18T06C  C2018 10 10.33054 02 57 22.98 +23 55 39.9          21.6 GVEU004G96
         K18T06C  C2018 10 10.45475 02 57 14.28 +23 55 27.4          21.2 GVEU004V06
         K18T06C  C2018 10 10.45943 02 57 13.95 +23 55 27.1          21.0 GVEU004V06
         K18T06C  C2018 10 10.46411 02 57 13.63 +23 55 26.4          21.3 GVEU004V06
         K18T06C  C2018 10 10.46879 02 57 13.31 +23 55 25.8          21.3 GVEU004V06
         K18T06C KC2018 10 11.03976102 56 35.90 +23 54 23.8          21.2 GVEU004L01
         K18T06C KC2018 10 11.04754502 56 35.34 +23 54 23.2          21.0 GVEU004L01
         K18T06C KC2018 10 11.05551002 56 34.78 +23 54 22.4          21.1 GVEU004L01
         K18T06C  C2018 10 11.19095702 56 26.40 +23 54 07.5          20.9 GVEU004H01
         K18T06C  C2018 10 11.20459302 56 25.48 +23 54 06.0          20.8 GVEU004H01
         K18T06C  C2018 10 11.20954002 56 25.13 +23 54 05.8          20.7 GVEU004H01
         K18T06C  C2018 10 11.21375202 56 24.84 +23 54 05.4          20.7 GVEU004H01
         K18T06C KC2018 10 12.28016202 55 11.77 +23 51 55.7          21.2 VuEU004H21
         K18T06C KC2018 10 12.28646302 55 11.31 +23 51 54.9          21.3 VuEU004H21
         K18T06C KC2018 10 12.29845202 55 10.45 +23 51 53.6          21.4 VuEU004H21
         K18T06C KC2018 10 16.26326702 50 23.60 +23 41 01.8          21.1 VuEU004H21
         K18T06C KC2018 10 16.26894002 50 23.18 +23 41 00.6          20.9 VuEU004H21
         K18T06C HC2018 10 17.37899 02 48 58.68 +23 37 13.9          20.9 RoEU004291
         K18T06C HC2018 10 17.39741 02 48 57.18 +23 37 09.5          20.9 RoEU004291
         K18T06C HC2018 10 17.41363 02 48 55.84 +23 37 06.2          20.8 RoEU004291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer E. J. Christensen.  Measurers B. M. Africano,
        E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
        H. Groeller, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
        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 Ritchey-Chretien + 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, 1.3-m f/4.0 astrograph + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    V06 Catalina Sky Survey-Kuiper.  Observer H. Groeller.  Measurers
        B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs,
        A. D. Grauer, H. Groeller, J. A. Johnson, R. A. Kowalski, S. M. Larson,
        G. J. Leonard, R. L. Seaman, F. C. Shelly.  1.55-m reflector + CCD.
    
    Orbital elements:
    2018 TC6                                                 Earth MOID = 0.2766 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M  85.81531              (2000.0)            P               Q
    n   0.27294856     Peri.  345.23408     +0.69239542     +0.72082618
    a   2.3536878      Node   328.56656     -0.65568648     +0.61034338
    e   0.4516377      Incl.    3.47326     -0.30110435     +0.32846700
    P   3.61           H   19.9           G   0.15           U   7
    Residuals in seconds of arc
    181010 G96  0.1-  0.2-    181011 L01  0.2+  0.3-    181012 H21  0.2-  0.2-
    181010 G96  0.1-  0.3-    181011 L01  0.1+  0.0     181012 H21  0.1+  0.1+
    181010 G96  0.0   0.4-    181011 L01  0.1+  0.1+    181016 H21  0.0   0.1+
    181010 G96  0.5+  0.1+    181011 H01  0.3-  0.2+    181016 H21  0.4+  0.0
    181010 V06  0.0   0.1+    181011 H01  0.0   0.1-    181017 291  0.2+  0.1+
    181010 V06  0.1-  0.4+    181011 H01  0.1-  0.2+    181017 291  0.1+  0.2-
    181010 V06  0.0   0.2+    181011 H01  0.0   0.1+    181017 291  0.4-  0.1+
    181010 V06  0.0   0.1+    181012 H21  0.2-  0.2-
    
    Ephemeris:
    2018 TC6                 a,e,i = 2.35, 0.45, 3                   q = 1.2907
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2018 09 17    03 10 20.5 +23 17 06   0.7891  1.5739   122.1    32.7    21.7
    ...
    2018 10 02    03 05 03.7 +23 59 07   0.7702  1.6533   137.6    24.1    21.6
    ...
    2018 10 10    02 57 44.2 +23 56 13   0.7706  1.6971   146.9    18.8    21.4
    ...
    2018 10 16    02 50 43.3 +23 41 56   0.7777  1.7304   154.1    14.6    21.4
    2018 10 17    02 49 27.8 +23 38 36   0.7796  1.7360   155.3    13.9    21.4
    2018 10 18    02 48 11.1 +23 35 00   0.7816  1.7416   156.6    13.1    21.3
    ...
    2018 10 24    02 40 14.8 +23 08 20   0.7982  1.7753   163.8     9.0    21.3
    ...
    2018 11 01    02 29 37.1 +22 21 59   0.8325  1.8205   171.8     4.5    21.2
    ...
    2018 11 16    02 13 04.1 +20 42 10   0.9370  1.9055   163.2     8.6    21.7
    
    A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-U04
    

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