• MPC Preparation (Info)

    • MPEC 2019-L13 : 2019 KC4

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    M.P.E.C. 2019-L13                                Issued 2019 June 2, 14:27 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

                                   2019 KC4

Observations:
     K19K04C  C2019 04 05.47796514 49 01.823-24 48 14.82         22.4 GVEL013F51
     K19K04C  C2019 04 05.48767414 49 01.692-24 48 22.62         22.3 GVEL013F51
     K19K04C  C2019 04 05.49737314 49 01.602-24 48 28.88         22.2 GVEL013F51
     K19K04C  C2019 04 05.50709514 49 01.470-24 48 36.76         21.6 GVEL013F51
     K19K04C  C2019 05 02.39274014 28 23.861-30 53 17.49         20.8 GVEL013F51
     K19K04C  C2019 05 02.40372614 28 22.781-30 53 27.15         20.3 GVEL013F51
     K19K04C  C2019 05 02.41467114 28 21.712-30 53 36.48         20.6 GVEL013F51
     K19K04C  C2019 05 02.42564214 28 20.635-30 53 45.97         20.8 GVEL013F51
     K19K04C* C2019 05 30.26709 13 34 18.810-37 07 24.84         20.5 wUEL013F51
     K19K04C  C2019 05 30.27742 13 34 17.403-37 07 32.84         20.6 wUEL013F51
     K19K04C  C2019 05 30.28774 13 34 15.985-37 07 40.59         20.4 wUEL013F51
     K19K04C  C2019 05 30.29808 13 34 14.572-37 07 48.32         20.5 wUEL013F51
     K19K04C |C2019 06 02.00595 13 28 49.86 -37 40 43.7          20.1 VuEL013807
     K19K04C |C2019 06 02.00965 13 28 49.39 -37 40 46.5          20.2 VuEL013807
     K19K04C |C2019 06 02.01337 13 28 48.89 -37 40 49.4          20.4 VuEL013807
     K19K04C ^C2019 06 02.28857813 28 16.040-37 44 35.12         20.02GVEL013568
     K19K04C ^C2019 06 02.28952813 28 15.896-37 44 36.05         20.14GVEL013568
     K19K04C ^C2019 06 02.29048613 28 15.765-37 44 36.77         20.22GVEL013568
     K19K04C ^C2019 06 02.29143713 28 15.640-37 44 37.47         20.23GVEL013568

Observer details:
568 Mauna Kea.  Observers R. Wainscoat, L. Wells, T. Burdullis.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    0.61-m f/6.5 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
    E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
    Y. Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer,
    L. Denneau, J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.  1.8-m
    Ritchey-Chretien + CCD.

Orbital elements:
2019 KC4                                                 Earth MOID = 0.0856 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 330.89507              (2000.0)            P               Q
n   0.31512889     Peri.  306.03954     +0.50993769     +0.86015026
a   2.1386706      Node   354.59004     -0.75012515     +0.43881382
e   0.5089307      Incl.    6.24175     -0.42104135     +0.25996914
P   3.13           H   21.2           G   0.15           U   4
Residuals in seconds of arc
190405 F51  0.1+  0.1+    190502 F51  0.0   0.0     190602 807  0.0   0.0
190405 F51  0.2-  0.5-    190530 F51  0.0   0.0     190602 568  0.2+  0.1+
190405 F51  0.2+  0.5+    190530 F51  0.0   0.1-    190602 568  0.0   0.1-
190405 F51  0.1-  0.1-    190530 F51  0.0   0.0     190602 568  0.1-  0.1-
190502 F51  0.0   0.0     190530 F51  0.0   0.1+    190602 568  0.1-  0.1-
190502 F51  0.0   0.1-    190602 807  0.0   0.0
190502 F51  0.0   0.1+    190602 807  0.2+  0.0

Ephemeris:
2019 KC4                 a,e,i = 2.14, 0.51, 6                   q = 1.0502
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 05 03    14 27 29.0 -31 01 42   0.4329  1.4294   164.2    11.1    20.8
...
2019 05 18    14 00 00.5 -34 30 32   0.3453  1.3298   153.8    19.7    20.5
...
2019 05 26    13 43 10.6 -36 14 01   0.3106  1.2794   144.8    27.1    20.4
...
2019 06 01    13 30 48.5 -37 28 18   0.2887  1.2434   137.9    33.1    20.4
2019 06 02    13 28 49.9 -37 40 36   0.2854  1.2375   136.8    34.2    20.4
2019 06 03    13 26 53.2 -37 52 54   0.2821  1.2318   135.6    35.2    20.4
...
2019 06 09    13 16 05.7 -39 08 38   0.2635  1.1984   129.0    41.2    20.3
...
2019 06 17    13 04 38.3 -41 02 05   0.2406  1.1576   120.8    48.9    20.3
...
2019 07 02    12 54 15.0 -46 00 36   0.1986  1.0960   108.5    61.6    20.1

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-L13

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