[Iaude] MPEC U136: 2010 LG64 [a=2.68,e=0.61,i=42.1,H=19.74]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Oct 20 10:18:40 EDT 2023


M.P.E.C. 2023-U136                             Issued 2023 October 20, 14:17 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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

                                   2010 LG64                                    


                           Revision to MPEC 2010-L87                            

Additional Observations:
     K10L64G KC2023 10 18.36618919 25 47.74 -43 56 25.2          20.7 GVEU136474
     K10L64G KC2023 10 18.37098119 25 48.80 -43 55 57.6          20.6 GVEU136474
     K10L64G KC2023 10 18.37337719 25 49.36 -43 55 43.5          21.0 GVEU136474
     K10L64G KC2023 10 18.37577319 25 49.95 -43 55 29.4          20.9 GVEU136474
     K10L64G KC2023 10 18.37816919 25 50.54 -43 55 15.5          21.2 GVEU136474
     K10L64G KC2023 10 19.39981219 29 49.36 -42 14 39.5          21.7 GVEU136474
     K10L64G KC2023 10 19.40220819 29 49.69 -42 14 25.5          20.9 GVEU136474
     K10L64G KC2023 10 19.40939519 29 51.54 -42 13 41.4                VEU136474
     K10L64G KC2023 10 19.41179119 29 52.01 -42 13 27.5          21.1 GVEU136474

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.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
231018 474 0.07+ 0.12+    231019 474 0.07+ 0.13+    E2023-QE3   +0.09 days

Orbital elements:
2010 LG64 = 2010 SZ16                                    Earth MOID = 0.0572 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 349.68790              (2000.0)            P               Q                  
n   0.22483399     Peri.  356.13276     +0.99383261     -0.04514186             
a   2.6785190      Node     8.68818     +0.11088404     +0.41456784             
e   0.6052038      Incl.   42.10712     -0.00121632     +0.90889808             
P   4.38           H   19.74          G   0.00           U   0                  
Residuals in seconds of arc
100417 C51  0.2-  0.7+    100928 C51  0.0   0.1-    101007 C51  0.1-  0.0
100417 C51  1.0-  0.2+    100928 C51  0.1-  0.1+    101007 C51  0.1-  0.2+
100417 C51  1.7-  0.3-    100928 C51  0.2-  0.2-    101007 C51  0.1+  0.2+
100418 C51  0.5-  1.5+    100928 C51  0.5-  0.1+    101007 C51  0.1+  0.1-
100418 C51  1.1-  0.1+    100928 C51  0.1-  0.2+    101007 H01  0.2-  0.2-
100419 C51  0.5+  0.6-    100928 C51  0.2+  0.3+    101007 C51  0.1-  0.2+
100419 C51  1.2-  0.2+    100928 C51  0.0   0.1-    101007 H01  0.4-  0.4-
100419 C51  1.6+  0.7+    100928 C51  0.1+  0.1+    101007 H01  0.2-  0.3-
100419 C51  1.5-  0.0     100928 C51  0.2-  0.2-    101007 H01  0.3-  0.4-
100605 C51  0.1-  0.0     100928 C51  0.6+  0.1+    101007 C51  0.2+  0.1+
100605 C51  0.2+  0.3+    100928 C51  0.1-  0.1-    101007 C51  0.1+  0.2+
100605 C51  0.2-  0.2-    100929 C51  0.0   0.5+    101007 C51  0.1+  0.1+
100605 C51  0.4+  0.3-    100929 C51  3.6+  0.2-    101007 C51  0.1-  0.2+
100605 C51  0.0   0.0     100929 C51  0.1-  0.1+    101007 C51  0.0   0.1+
100605 C51  0.0   0.0     100929 C51  0.1-  0.4+    101007 C51  0.1-  0.0
100605 C51  0.2+  0.3-    100929 C51  0.1+  0.3+    101007 C51  0.0   0.1+
100605 C51  1.8-  0.7-    100929 C51  0.6-  0.5-    101007 C51  0.0   0.1+
100605 C51  0.9-  0.8-    100929 C51  0.1-  0.1-    101008 C51  0.2-  0.0
100605 C51  0.2-  0.5-    100929 C51 (0.3-  0.1-)   101008 C51  0.0   0.3-
100605 C51  0.2-  0.5-    100930 C51  0.0   0.1-    101008 C51  0.2+  0.2-
100606 C51  0.3-  0.3-    100930 C51  0.0   0.1-    101008 C51  0.1+  0.2-
100606 C51  0.2-  0.0     100930 C51  0.1-  0.1+    101008 C51  0.0   0.1-
100606 C51  0.2-  0.0     100930 C51  0.0   0.0     101008 C51 (0.3+  0.4+)
100606 C51  1.5-  0.3+    100930 C51 (0.3-  0.0 )   101008 C51  0.1+  0.2-
100606 C51  0.2-  0.4+    100930 C51 (0.3-  0.2+)   101008 C51  0.1+  0.2-
100607 C51  0.2-  0.5-    100930 C51  0.1+  0.1-    101008 C51  0.1-  0.0
100607 C51  0.7-  0.6-    101001 H01  0.2-  0.2-    101008 C51 (0.4-  0.2-)
100607 C51  0.1+  0.9-    101001 H01  0.3-  0.1-    101008 C51 (0.3-  0.1-)
100607 C51  0.2-  0.4-    101001 H01  0.3-  0.2-    101008 C51  0.1+  0.1-
100607 C51  0.1+  0.0     101001 H01  0.2-  0.2-    101009 C51  0.1+  0.1-
100926 C51  0.0   0.2+    101005 C51  0.1-  0.3+    101009 C51  0.4-  0.0
100926 C51  0.2+  0.1-    101005 C51  0.1+  0.1-    101009 C51  0.1-  0.1-
100926 C51  0.2+  0.1+    101005 C51 (0.4-  0.3-)   101009 C51  0.1+  0.1+
100926 C51  0.0   0.1-    101005 C51 (0.3+  0.1-)   101009 C51 (0.6-  0.2-)
100926 C51  0.1-  0.4-    101005 C51  0.2-  0.1+    101009 C51  0.0   0.2-
100926 C51  0.1-  0.1-    101005 C51  0.2-  0.0     101009 C51  0.1-  0.0
100926 C51  0.1-  0.1+    101005 C51  0.0   0.1+    101009 C51  0.2-  0.0
100927 C51  0.2-  0.3-    101006 C51  0.1-  0.1+    101009 C51  0.1-  0.2-
100927 C51  0.1-  0.3+    101006 C51  0.0   0.2+    101009 C51  0.1-  0.0
100927 C51  0.0   0.4+    101006 C51  0.3+  0.0     101009 C51 (0.6-  0.1+)
100927 C51  0.2-  0.5+    101006 H21  0.6+  0.0     101010 C51 (0.9-  3.0-)
100927 C51  0.1-  0.1+    101006 H21  0.4-  0.1-    101022 568 (0.4-  0.4+)
100927 C51 (0.3+  0.3+)   101006 H21 (2.2-  0.4+)   231018 474  0.0   0.7+
100927 C51  0.0   0.1-    101006 C51  0.2-  0.2+    231018 474  0.6-  0.0
100927 C51  0.2-  0.1+    101006 C51  0.1-  0.2-    231018 474  0.6-  0.0
100927 C51  0.0   0.1+    101006 C51  0.1+  0.3-    231018 474  0.2-  0.0
100927 C51  0.2-  0.0     101006 C51  0.1+  0.1+    231018 474  0.1+  0.2-
100927 C51  0.1-  0.4+    101006 C51  0.1-  0.0     231019 474  0.3+  0.4-
100927 C51  0.0   0.1-    101006 C51 (0.2+  0.2+)   231019 474 (2.0-  0.8-)
100928 C51  0.0   0.0     101006 C51  0.1+  0.1+    231019 474  0.6+  0.3+
100928 C51  0.0   0.1+    101007 C51  0.1+  0.0     231019 474  0.2-  0.2-
100928 C51  0.0   0.2+    101007 C51  0.1+  0.2-
100928 C51  0.1+  0.2+    101007 C51  0.0   0.3+

Ephemeris:
2010 LG64                a,e,i = 2.68, 0.61, 42                  q = 1.0575
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 20    15 57 31.7 -73 59 33   0.7105  1.1690    84.1    58.7    21.9
...
2023 10 05    18 16 14.4 -62 31 48   0.5947  1.1016    83.2    64.4    21.5
...
2023 10 13    19 02 14.9 -52 13 43   0.5484  1.0773    82.9    66.8    21.4
...
2023 10 19    19 28 17.5 -42 54 20   0.5261  1.0652    82.6    68.1    21.3
2023 10 20    19 32 06.4 -41 14 59   0.5237  1.0637    82.6    68.2    21.3
2023 10 21    19 35 47.6 -39 34 16   0.5216  1.0624    82.5    68.3    21.3
...
2023 10 27    19 55 36.0 -29 11 19   0.5177  1.0577    82.3    68.6    21.3
...
2023 11 04    20 17 21.5 -15 22 58   0.5354  1.0605    82.1    67.9    21.3
...
2023 11 19    20 50 18.7 +06 37 18   0.6277  1.0923    81.8    63.6    21.6

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-U136




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