• MPC Preparation (Info)

  • MPEC 2019-W155 : 2016 LC2

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    M.P.E.C. 2019-W155                            Issued 2019 November 27, 15:50 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
    
                                    2016 LC2                                 
    
    
                               Revision to MPEC 2016-L51                            
    
    Additional Observations:
         K16L02C KC2019 11 26.00960 03 37 51.25 -35 48 38.8          20.7 GVEW155J04
         K16L02C KC2019 11 26.01336 03 37 50.52 -35 48 30.5          21.1 GVEW155J04
         K16L02C KC2019 11 26.01713 03 37 49.81 -35 48 21.6          21.0 GVEW155J04
         K16L02C KC2019 11 26.96070 03 34 59.72 -35 11 02.5          21.0 GVEW155J04
         K16L02C KC2019 11 26.96860 03 34 58.21 -35 10 43.4          21.0 GVEW155J04
         K16L02C KC2019 11 26.97612 03 34 56.78 -35 10 25.2          21.1 GVEW155J04
         K16L02C KC2019 11 26.98364 03 34 55.31 -35 10 07.2          21.0 GVEW155J04
    
    Observer details:
    J04 ESA Optical Ground Station, Tenerife.  Observer D. Abreu.  Measurers E. 
       Schwab, M. Micheli, D. Koschny, A. Knofel, M. Busch.  1.0-m f/4.4 
       reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    191126 J04 0.05- 0.02-    191126 J04 0.05- 0.02-    MPO386982    -508 days
    
    Orbital elements:
    2016 LC2                                                 Earth MOID = 0.2160 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
    M  42.20095              (2000.0)            P               Q
    n   0.70847564     Peri.   62.27525     -0.80716942     -0.39639898
    a   1.2461953      Node    91.41108     +0.25465222     -0.90232708
    e   0.0691446      Incl.   25.94850     +0.53256904     -0.16933305
    P   1.39           H   21.7           G   0.15           U   4
    Residuals in seconds of arc
    160603 G96  0.5+  0.1+    160606 I52  0.3-  0.1-    160614 926  0.3+  0.8-
    160603 G96  0.6+  0.4+    160606 I52  1.1-  0.6-    160614 926  0.6-  0.1+
    160603 G96  0.2+  0.3-    160606 926  0.1-  0.2-    160615 926  0.4-  0.4-
    160603 G96  0.0   0.2+    160606 926  0.3+  0.3+    160615 926  0.1+  0.2-
    160603 691  0.1-  0.3-    160606 926  0.1-  0.1-    160615 926  0.2+  0.2-
    160603 691  0.1-  0.8-    160608 H21  0.1+  0.1+    160630 474  0.1-  0.1-
    160603 691  0.4+  0.7-    160608 H21  0.0   0.3+    160630 474  0.2+  0.0
    160604 I52  0.1-  0.1-    160608 H21  0.2+  0.4+    160630 474  0.1+  0.3+
    160604 I52  0.4+  0.6+    160608 H21  0.2+  0.2+    160630 474  0.2-  0.0
    160604 I52  0.4+  0.1+    160609 H21  0.1+  0.2-    160709 474  0.1+  0.3-
    160604 926  0.1-  1.1+    160609 H21  0.1-  0.1+    160709 474  0.1+  0.1+
    160604 926  1.2-  0.2+    160609 H21  0.2-  0.2+    160709 474  0.2-  0.0
    160604 926  0.3-  0.9-    160609 H21  0.1+  0.1+    191126 J04  0.1+  0.2+
    160605 I52  0.3-  0.5+    160611 705  0.2-  0.2-    191126 J04  0.0   0.2-
    160605 I52  0.1-  0.3+    160611 705  0.5+  0.6+    191126 J04  0.1+  0.0
    160605 I52  0.3+  0.1+    160611 705  0.1+  0.1-    191126 J04  0.2+  0.1-
    160605 I52  0.1+  0.2+    160614 I52  0.5+  1.2+    191126 J04  0.0   0.0
    160606 I52  0.3-  0.2-    160614 I52  0.1-  0.6-    191126 J04  0.0   0.1+
    160606 I52  0.4-  0.7-    160614 I52  0.3+  0.4+    191126 J04  0.5-  0.1-
    
    Ephemeris:
    2016 LC2                 a,e,i = 1.25, 0.07, 26                  q = 1.1600
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 10 28    04 51 26.0 -43 01 41   0.5127  1.2818   112.7    45.7    22.5
    ...
    2019 11 12    04 19 17.2 -41 49 16   0.4500  1.2671   118.3    43.4    22.2
    ...
    2019 11 20    03 56 08.9 -39 05 59   0.4205  1.2589   121.3    42.1    22.0
    ...
    2019 11 26    03 37 53.0 -35 48 43   0.4021  1.2526   123.1    41.3    21.8
    2019 11 27    03 34 52.3 -35 09 10   0.3994  1.2515   123.3    41.2    21.8
    2019 11 28    03 31 53.0 -34 27 41   0.3968  1.2504   123.5    41.1    21.8
    ...
    2019 12 04    03 14 48.5 -29 39 41   0.3844  1.2441   124.4    40.8    21.7
    ...
    2019 12 12    02 55 30.0 -21 44 55   0.3769  1.2355   124.0    41.4    21.7
    ...
    2019 12 27    02 33 06.7 -04 33 51   0.3947  1.2197   118.0    45.4    21.8
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-W155
    


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