[Iaude] MPEC N115: 2020 LD [a=1.22,e=0.80,i=3.4,H=22.38]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Tue Jul 9 10:23:16 EDT 2024


M.P.E.C. 2024-N115                                 Issued 2024 July 9, 14:21 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

                                    2020 LD                                     


                           Revision to MPEC 2020-L35                            

Additional Observations:
     K20L00D 0C2024 07 07.26525813 50 39.717-13 01 31.74         23.23GVEN115T14
     K20L00D 0C2024 07 07.26694213 50 40.212-13 01 34.73         23.13GVEN115T14
     K20L00D 0C2024 07 07.26861313 50 40.698-13 01 37.63         23.31GVEN115T14
     K20L00D 0C2024 07 08.26132813 55 31.731-13 29 47.51         23.15GVEN115T14
     K20L00D 0C2024 07 08.26299913 55 32.200-13 29 50.28         23.28GVEN115T14
     K20L00D 0C2024 07 08.26473113 55 32.685-13 29 53.09         23.04GVEN115T14

Observer details:
T14 Canada-France-Hawaii Telescope, Maunakea.  Observers H. Januszewski, L.
    Wells.  Measurer D. J. Tholen.  3.6-m f/4.1 reflector + 1024 x 2306 pixels
    Megacam.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240707 T14 0.12- 0.05-    240708 T14 0.11- 0.05-    E2020-OA3   -0.03 days

Orbital elements:
2020 LD                                                  Earth MOID = 0.0018 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M 332.97841              (2000.0)            P               Q                  
n   0.73138820     Peri.   46.43874     -0.49295963     -0.86816564             
a   1.2200307      Node    73.17841     +0.78002171     -0.47014826             
e   0.8003224      Incl.    3.42974     +0.38543085     -0.15889948             
P   1.35           H   22.38          G   0.15           U   0                  
Residuals in seconds of arc
200607 T08  0.1+  0.2-    200608 Q62  0.0   0.1+    200611 I52  0.1-  0.1-
200607 T08  0.1+  0.1+    200608 E94  0.1+  0.2+    200611 T08  0.0   0.1+
200607 T08  0.1-  0.0     200608 E89  0.3+  0.2-    200611 T08  0.3+  0.1-
200607 T08  0.1-  0.1-    200608 323  0.2+  0.4+    200611 T08  0.3+  0.1-
200607 Q62  0.2-  0.1-    200608 323  0.1+  0.7+    200611 T08  0.2-  0.1+
200607 Q62  0.1+  0.1+    200608 E94  0.0   0.1+    200611 160  0.2-  0.5+
200607 Q62  0.0   0.0     200608 E89  0.7+  0.0     200611 160  0.1+  0.4+
200607 Q62  0.1+  0.2+    200608 Q62  0.2+  0.1+    200611 160  0.4+  0.3+
200607 X31 (0.7-  0.8+)   200608 E89  0.2+  0.3+    200611 595  0.0   0.5+
200607 X31  0.3+  0.0     200608 Q62  0.1-  0.1-    200611 160  0.5-  0.3+
200607 X31  0.1+  0.2-    200608 E89  0.3+  0.2-    200611 160  0.7-  0.4+
200607 X12  0.3-  0.1-    200608 E89  0.1+  0.1+    200611 595  0.4-  0.5-
200608 X12  0.0   0.1-    200608 E94  0.1-  0.3+    200612 I52  0.1+  1.4+
200608 X12  0.3+  0.2+    200608 E94  0.2+  0.3+    200612 H36  0.1-  0.1-
200608 H21  0.1+  0.2+    200608 E94  0.0   0.1+    200612 I52  0.1-  0.3+
200608 H21  0.0   0.0     200608 E94  0.1+  0.5+    200612 I52  0.0   0.1-
200608 H21  0.1-  0.1+    200608 N88  0.2+  0.4-    200612 H36  0.3+  0.3+
200608 H21  0.1+  0.1-    200608 N88  0.4+  0.6-    200612 I52  0.1-  0.1+
200608 H21  0.0   0.1+    200608 N88  0.3+  0.1-    200612 I52  0.3-  0.1+
200608 H21  0.0   0.1-    200609 I52  0.1-  0.0     200612 I52  0.2-  0.1+
200608 H21  0.1-  0.1+    200609 I52  0.0   0.3-    200612 I52  0.1-  0.0
200608 I52  0.1-  0.0     200609 I52  0.1+  0.2-    200613 I52  0.1+  0.2-
200608 I52  0.1-  0.0     200609 I52  0.3+  0.5-    200613 I52  0.3-  0.3-
200608 I52  0.1-  0.1-    200609 323  0.2+  0.5+    200613 I52  0.2-  0.0
200608 I52  0.2-  0.2+    200609 323  0.0   0.2+    200613 I52  0.2-  0.2-
200608 H06  0.2-  0.5-    200609 E89  0.4+  0.0     200614 K93  0.4+  0.0
200608 H06  0.0   0.4-    200609 E89  0.6+  0.1+    200614 K93  0.3+  0.3-
200608 E94  0.0   0.2+    200609 E89  0.3+  0.1-    200614 K93  0.1+  0.4-
200608 E94  0.0   0.1+    200609 E89  0.3+  0.2-    200614 I52  0.1+  0.4-
200608 Q62  0.1+  0.4+    200610 I52  0.1+  0.1+    200614 I52  0.3+  0.6+
200608 E94  0.0   0.1+    200610 I52  0.1+  0.1-    200614 I52  0.2-  0.5+
200608 F65  0.4+  0.6+    200610 I52  0.0   0.2+    200615 T08 (0.5+  1.1-)
200608 Q62  0.2-  0.0     200610 I52  0.1+  0.2-    200615 T08 (1.1+  0.2-)
200608 F65  0.3+  0.5+    200611 I52  0.0   0.1-    200615 T08 (3.4-  1.2+)
200608 F65  0.4+  0.7+    200611 I52  0.2-  0.0     200615 T08  0.2-  0.1+
200608 F65  0.5+  0.7+    200611 G96 (0.3-  0.3-)   200616 Z84  0.3-  0.2-
200608 Q62  0.0   0.1+    200611 I52  0.0   0.1+    200616 Z84  0.1-  0.1+
200608 Q38  0.3-  0.0     200611 G96  0.0   0.0     200616 Z84  0.5-  0.2-
200608 Q38  0.3-  0.2-    200611 I52  0.3-  0.4+    200618 J04  0.1+  0.2+
200608 Q38  1.1-  0.1+    200611 G96  0.1+  0.1-    200618 J04  0.2+  0.0
200608 Q38  0.2-  0.0     200611 G96  0.2-  0.2+    200717 T14  0.0   0.0
200608 E94  0.1-  0.3+    200611 734  0.3-  0.7+    240707 T14  0.0   0.0
200608 323  0.0   0.3+    200611 734  0.0   0.8+    240707 T14  0.0   0.0
200608 323  0.1+  0.2+    200611 734 (0.3+  1.2+)   240707 T14  0.1-  0.0
200608 E94  0.0   0.1+    200611 734  0.1+  1.1+    240708 T14  0.0   0.0
200608 Q62  0.0   0.1+    200611 I52  0.2+  0.2+    240708 T14  0.0   0.0
200608 Q62  0.0   0.0     200611 I52  0.2-  0.3-    240708 T14  0.1+  0.0
200608 E89  0.6+  0.2+    200611 I52  0.1+  0.1+

Ephemeris:
2020 LD                  a,e,i = 1.22, 0.80, 3                   q = 0.2436
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 06 09    08 07 15.6 +21 36 22   0.2806  0.8244    41.0   126.0    24.5
...
2024 06 24    12 07 33.4 -01 37 43   0.2928  1.0564    89.7    74.2    22.4
...
2024 07 02    13 19 52.7 -09 52 09   0.3973  1.1652   101.9    58.6    22.8
...
2024 07 08    13 54 16.7 -13 22 23   0.4926  1.2410   105.3    52.2    23.2
2024 07 09    13 58 58.9 -13 49 22   0.5093  1.2532   105.5    51.4    23.3
2024 07 10    14 03 27.4 -14 14 36   0.5262  1.2652   105.7    50.7    23.4
...
2024 07 16    14 26 28.2 -16 17 24   0.6305  1.3351   105.9    47.1    23.8
...
2024 07 24    14 50 17.0 -18 11 15   0.7755  1.4222   104.3    43.8    24.3
...
2024 08 08    15 24 29.5 -20 29 58   1.0581  1.5683    98.4    39.8    25.1

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-N115





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