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    • MPEC 2019-H80 : 2019 HG3

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    Read MPEC 2019-H79 Read MPEC 2019-H81 

    M.P.E.C. 2019-H80                                Issued 2019 Apr. 29, 16:12 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 HG3

Observations:
     K19H03G  C2019 04 07.42612113 09 14.208-03 18 28.76         21.5 GVEH080F51
     K19H03G  C2019 04 07.43658813 09 14.336-03 18 23.65         21.7 GVEH080F51
     K19H03G  C2019 04 07.44706013 09 14.472-03 18 18.73         21.6 GVEH080F51
     K19H03G  C2019 04 07.45752413 09 14.622-03 18 13.75         21.5 GVEH080F51
     K19H03G  C2019 04 09.38400513 09 59.930-03 02 49.97         21.4 GVEH080F51
     K19H03G  C2019 04 09.39564413 10 00.098-03 02 44.33         21.4 GVEH080F51
     K19H03G* C2019 04 24.34595 13 17 57.621-01 08 31.25         21.6 wUEH080F51
     K19H03G  C2019 04 24.36913 13 17 58.370-01 08 22.34         21.9 wUEH080F51
     K19H03G  C2019 04 24.38235 13 17 58.795-01 08 17.28         21.7 wUEH080F51
     K19H03G  C2019 04 25.24231 13 18 37.23 -01 02 56.1          21.3 GVEH080I52
     K19H03G  C2019 04 25.24907 13 18 37.45 -01 02 53.7          21.5 GVEH080I52
     K19H03G  C2019 04 25.26674 13 18 38.07 -01 02 46.9          21.2 GVEH080I52
     K19H03G  C2019 04 25.27349 13 18 38.32 -01 02 44.4          21.2 GVEH080I52
     K19H03G  C2019 04 26.23622 13 19 23.46 -00 56 54.2          21.2 GVEH080I52
     K19H03G  C2019 04 26.24178 13 19 23.65 -00 56 52.3          21.3 GVEH080I52
     K19H03G  C2019 04 26.24856 13 19 23.95 -00 56 50.2          21.7 GVEH080I52
     K19H03G  C2019 04 26.25534 13 19 24.16 -00 56 47.8          21.5 GVEH080I52
     K19H03G |C2019 04 27.17043 13 20 08.37 -00 50 58.7          21.6 VuEH080807
     K19H03G |C2019 04 27.17962 13 20 08.74 -00 50 55.6          21.4 VuEH080807
     K19H03G |C2019 04 27.18857 13 20 09.07 -00 50 52.7          21.6 VuEH080807
     K19H03G KC2019 04 27.20325513 20 10.20 -00 51 22.1          21.9 VuEH080H21
     K19H03G KC2019 04 27.21055513 20 10.46 -00 51 20.4          22.0 VuEH080H21

Observer details:
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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  1.3-m f/4.0
    astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers R. A. Kowalski,
    D. C. Fuls.  Measurers B. M. Africano, E. J. Christensen, G. A. Farneth,
    D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski,
    S. M. Larson, G. J. Leonard, T. A. Pruyne, D. Rankin, R. L. Seaman,
    F. C. Shelly.  1.0-m reflector + CCD.

Orbital elements:
2019 HG3                                                 Earth MOID = 0.2400 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 352.78766              (2000.0)            P               Q
n   0.25610532     Peri.   60.53335     -0.55516130     +0.83173566
a   2.4557849      Node   175.74008     -0.77818598     -0.51795598
e   0.4921284      Incl.    2.64238     -0.29363669     -0.19984345
P   3.85           H   23.1           G   0.15           U   6
Residuals in seconds of arc
190407 F51  0.0   0.1-    190424 F51  0.1+  0.0     190426 I52  0.5-  0.4-
190407 F51  0.1-  0.1+    190425 I52  0.0   0.1-    190427 807  0.0   0.3+
190407 F51  0.1-  0.0     190425 I52  0.2-  0.2-    190427 807  0.2+  0.3+
190407 F51  0.2+  0.0     190425 I52  0.1-  0.0     190427 807  0.0   0.2+
190409 F51  0.1-  0.0     190425 I52  0.1+  0.0     190427 H21  0.6+  0.3+
190409 F51  0.0   0.0     190426 I52  0.4-  0.0     190427 H21  0.1+  0.5-
190424 F51  0.1+  0.1+    190426 I52  0.7-  0.0
190424 F51  0.0   0.0     190426 I52  0.1+  0.4-

Ephemeris:
2019 HG3                 a,e,i = 2.46, 0.49, 3                   q = 1.2472
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 03 30    13 06 05.8 -04 20 15   0.3867  1.3821   171.5     6.1    22.2
...
2019 04 14    13 11 56.7 -02 25 19   0.3220  1.3226   172.3     5.8    21.7
...
2019 04 22    13 16 19.9 -01 24 10   0.2994  1.2970   165.5    11.2    21.7
...
2019 04 28    13 20 50.4 -00 46 41   0.2873  1.2810   160.5    15.2    21.8
2019 04 29    13 21 43.1 -00 41 30   0.2857  1.2786   159.7    15.9    21.8
2019 04 30    13 22 38.2 -00 36 41   0.2841  1.2763   158.9    16.5    21.8
...
2019 05 06    13 29 02.9 -00 16 23   0.2770  1.2642   154.4    20.2    21.8
...
2019 05 14    13 40 15.9 -00 16 35   0.2730  1.2530   149.3    24.3    21.9
...
2019 05 29    14 09 21.6 -01 49 02   0.2810  1.2479   142.4    29.7    22.1

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-H80

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