• MPC Preparation (Info)

    • MPEC 2019-G112: 2019 GF4

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    M.P.E.C. 2019-G112                               Issued 2019 Apr.  9, 00:26 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 GF4

Observations:
     K19G04F  C2019 04 05.37562512 28 36.555-13 18 06.92         21.8 GVEG112F51
     K19G04F  C2019 04 05.40062312 28 34.519-13 18 01.39         21.7 GVEG112F51
     K19G04F  C2019 04 05.41315312 28 33.495-13 17 58.52         22.1 GVEG112F51
     K19G04F* C2019 04 06.39253 12 27 29.929-13 13 57.49         21.7 wUEG112F51
     K19G04F  C2019 04 06.41742 12 27 27.890-13 13 51.08         21.9 wUEG112F51
     K19G04F  C2019 04 06.42987 12 27 26.865-13 13 48.05         21.8 wUEG112F51
     K19G04F  C2019 04 07.38629 12 26 25.123-13 09 32.37         21.9 wUEG112F51
     K19G04F  C2019 04 07.39811 12 26 24.162-13 09 29.46         21.6 wUEG112F51
     K19G04F  C2019 04 07.42180 12 26 22.202-13 09 22.76         22.2 wUEG112F51

Observer details:
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 GF4                                                 Earth MOID = 0.1145 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 330.58311              (2000.0)            P               Q
n   0.62289012     Peri.  343.87269     -0.29747969     +0.95426135
a   1.3578811      Node   268.81359     -0.87261384     -0.28444717
e   0.1684702      Incl.    1.71099     -0.38736406     -0.09206025
P   1.58           H   24.2           G   0.15           U   7
Residuals in seconds of arc
190405 F51  0.0   0.0     190406 F51  0.0   0.1+    190407 F51  0.0   0.1+
190405 F51  0.0   0.0     190406 F51  0.0   0.2+    190407 F51  0.1+  0.2-
190405 F51  0.0   0.1-    190406 F51  0.0   0.1-    190407 F51  0.1-  0.0

Ephemeris:
2019 GF4                 a,e,i = 1.36, 0.17, 2                   q = 1.1291
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 03 10    12 46 58.1 -12 44 11   0.3076  1.2732   152.2    21.3    23.2
...
2019 03 25    12 39 44.3 -13 36 26   0.2458  1.2372   166.3    11.0    22.3
...
2019 04 02    12 32 12.4 -13 28 46   0.2221  1.2191   170.8     7.6    21.9
...
2019 04 08    12 25 44.8 -13 06 16   0.2086  1.2062   168.5     9.5    21.8
2019 04 09    12 24 39.9 -13 01 17   0.2067  1.2041   167.8    10.2    21.8
2019 04 10    12 23 35.7 -12 56 00   0.2048  1.2021   166.9    10.9    21.8
...
2019 04 16    12 17 35.6 -12 19 05   0.1958  1.1901   161.0    15.9    21.9
...
2019 04 24    12 11 39.9 -11 22 10   0.1880  1.1754   152.5    23.3    22.0
...
2019 05 09    12 11 10.1 -09 47 55   0.1838  1.1526   138.0    35.9    22.3

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-G112

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