[Iaude] MPEC M46: 2020 LD2 [a=1.92,e=0.49,i=22.1,H=21.5]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sat Jun 20 14:54:50 EDT 2020


M.P.E.C. 2020-M46                                 Issued 2020 June 20, 18:53 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2020 LD2                                    


Observations:
     K20L02D* C2020 06 15.45524019 57 06.290-29 13 01.66         20.87wUEM046F51
     K20L02D  C2020 06 15.46537519 57 05.102-29 13 29.19         21.52wUEM046F51
     K20L02D  C2020 06 15.48564919 57 02.695-29 14 24.78         21.39wUEM046F51
     K20L02D ^C2020 06 17.51924819 53 09.957-30 44 55.63         21.48GVEM046568
     K20L02D ^C2020 06 17.52019819 53 09.836-30 44 58.17         21.45GVEM046568
     K20L02D ^C2020 06 17.52114919 53 09.716-30 45 00.63         21.44GVEM046568
     K20L02D ^C2020 06 17.52210119 53 09.597-30 45 03.14         21.40GVEM046568
     K20L02D KC2020 06 20.45403219 47 13.30 -32 48 48.4          21.3 GVEM046474
     K20L02D KC2020 06 20.45697119 47 12.87 -32 48 55.9          21.2 GVEM046474
     K20L02D KC2020 06 20.45991219 47 12.53 -32 49 03.2          20.9 GVEM046474
     K20L02D KC2020 06 20.46285219 47 12.15 -32 49 10.5          21.2 GVEM046474
     K20L02D ^C2020 06 20.60653719 46 52.434-32 55 21.25         22.02GVEM046568
     K20L02D ^C2020 06 20.60748619 46 52.314-32 55 23.55         21.94GVEM046568
     K20L02D ^C2020 06 20.60843519 46 52.182-32 55 25.82         21.94GVEM046568

Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
    Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
568 Mauna Kea.  Observers R. Wainscoat, C. Wipper, T. Burdullis, H.
    Januszewski, S. Prunet.  Measurers R. Weryk, R. Wainscoat.  3.6-m Canada-
    France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
    Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
    Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
    R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.

Orbital elements:
2020 LD2                                                 Earth MOID = 0.2125 AU
Epoch 2020 June 17.0 TT = JDT 2459017.5                 Bell                    
M  35.14670              (2000.0)            P               Q                  
n   0.36996339     Peri.   99.46562     -0.92027213     +0.10757453             
a   1.9217500      Node    87.40738     -0.26056573     -0.88575138             
e   0.4911588      Incl.   22.12238     +0.29189846     -0.45152211             
P   2.66           H   21.54          G   0.15           U   8                  
Residuals in seconds of arc
200615 F51  0.1-  0.2-    200617 568  0.0-  0.0+    200620 474  0.2+  0.2-
200615 F51  0.0+  0.1+    200617 568  0.0+  0.0-    200620 568  0.0-  0.0+
200615 F51  0.1+  0.0+    200620 474  0.3+  0.0-    200620 568  0.0+  0.0-
200617 568  0.0+  0.0+    200620 474  0.3-  0.2-    200620 568  0.0-  0.0+
200617 568  0.0-  0.0-    200620 474  0.2+  0.2-

Ephemeris:
2020 LD2                 a,e,i = 1.92, 0.49, 22                  q = 0.9779
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 05 21    20 22 06.1 -08 37 04   0.4378  1.2553   113.9    47.5    22.0
...
2020 06 05    20 12 51.8 -20 49 37   0.4407  1.3571   133.7    32.7    21.8
...
2020 06 13    20 01 26.8 -27 19 22   0.4560  1.4127   144.7    24.5    21.7
...
2020 06 19    19 50 12.7 -31 48 20   0.4759  1.4547   152.4    18.9    21.7
2020 06 20    19 48 09.4 -32 30 12   0.4800  1.4617   153.5    18.1    21.7
2020 06 21    19 46 03.5 -33 11 04   0.4843  1.4687   154.6    17.2    21.7
...
2020 06 27    19 32 48.3 -36 53 29   0.5149  1.5106   159.9    13.3    21.8
...
2020 07 05    19 14 39.3 -40 43 35   0.5681  1.5662   161.7    11.8    22.0
...
2020 07 20    18 46 05.7 -44 44 01   0.7032  1.6690   151.7    16.8    22.8

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-M46




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