[Iaude] MPEC L68: 2020 WN3 [a=2.56,e=0.50,i=26.7,H=19.60]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Thu Jun 6 10:15:55 EDT 2024


M.P.E.C. 2024-L68                                  Issued 2024 June 6, 14:14 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 WN3                                    


                           Revision to MPEC 2020-W127                           

Additional Observations:
     K20W03N KC2024 05 31.39233621 08 12.206-13 39 24.55               VEL068V06
     K20W03N KC2024 05 31.39682721 08 12.491-13 39 16.31         21.79GVEL068V06
     K20W03N KC2024 05 31.40133821 08 12.797-13 39 07.63         21.70GVEL068V06
     K20W03N KC2024 05 31.40584721 08 13.099-13 38 59.46         21.86GVEL068V06
     K20W03N KC2024 06 05.38433621 13 46.427-10 57 54.86         21.94GVEL068V06
     K20W03N KC2024 06 05.38830521 13 46.679-10 57 47.05         22.23GVEL068V06
     K20W03N KC2024 06 05.39227521 13 46.909-10 57 38.84         21.96GVEL068V06
     K20W03N KC2024 06 05.39624721 13 47.154-10 57 30.82         21.82GVEL068V06

Observer details:
V06 Catalina Sky Survey-Kuiper.  Observers V. F. Carvajal, T. Beuden.
    Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A.
    R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
    Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W.
    Wierzchos.  1.55-m reflector + 1K CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
240531 V06 12.1-  5.9-    240605 V06 14.0-  6.5-    E2024-E50   +0.00 days

Orbital elements:
2020 WN3                                                 Earth MOID = 0.4853 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M 319.85143              (2000.0)            P               Q                  
n   0.24099008     Peri.   76.34235     +0.89423258     +0.06106867             
a   2.5574271      Node   278.73150     -0.26657241     +0.86846263             
e   0.5019304      Incl.   26.65494     +0.35956535     +0.49197894             
P   4.09           H   19.60          G   0.15           U   1                  
Residuals in seconds of arc
201120 G96  0.1+  0.1-    201120 L01  0.3-  0.3+    210103 V06  0.0   0.0
201120 G96 (1.0+  0.2+)   201120 L01  0.3-  0.3-    210103 V06  0.2+  0.2+
201120 G96  0.1+  0.0     201121 I52  0.4+  0.4+    210104 V06 (0.5+  1.1+)
201120 G96  0.0   0.1+    201121 I52  0.2+  0.0     210104 V06  0.1+  0.3-
201120 858  0.3+  0.0     201121 I52  0.1+  0.2-    210104 V06  0.2+  0.2+
201120 858  0.1+  0.0     201122 I52  0.2-  0.2+    210104 G96  0.2+  0.4-
201120 858  0.1+  0.6+    201122 I52  0.3+  0.1-    210104 G96  0.0   0.6+
201120 I52 (1.8+  0.7+)   201122 I52  0.2-  0.9-    210104 G96  0.3+  0.4+
201120 I52 (1.2+  0.4-)   201123 I52  0.3+  0.0     240531 V06  0.3+  0.2-
201120 I52  0.2-  0.4+    201123 I52  0.5-  0.1-    240531 V06  0.0   0.2-
201120 I52  0.8-  0.1-    201123 H21  0.5+  0.1+    240531 V06  0.0   0.2+
201120 033  0.3-  0.1-    201123 H21  0.0   0.1-    240531 V06  0.0   0.1+
201120 033  0.6-  0.2-    201219 G96  0.1-  0.2-    240605 V06  0.1-  0.2+
201120 033  0.2-  0.4-    201219 G96  0.4-  0.0     240605 V06  0.0   0.1-
201120 033  0.3-  0.0     201219 G96  0.0   0.2-    240605 V06  0.2-  0.1+
201120 033  0.3-  0.2-    210103 V06  0.2-  0.2-    240605 V06  0.1-  0.0

Ephemeris:
2020 WN3                 a,e,i = 2.56, 0.50, 27                  q = 1.2738
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 05 07    20 34 29.0 -23 29 44   1.3216  1.8158   101.5    33.0    22.9
...
2024 05 22    20 56 23.0 -18 01 30   1.0956  1.7234   109.6    33.6    22.4
...
2024 05 30    21 06 33.0 -14 21 28   0.9845  1.6751   113.9    33.6    22.1
...
2024 06 05    21 13 21.5 -11 10 53   0.9064  1.6395   117.1    33.4    21.9
2024 06 06    21 14 25.0 -10 36 44   0.8939  1.6336   117.6    33.4    21.8
2024 06 07    21 15 27.2 -10 01 53   0.8815  1.6277   118.1    33.4    21.8
...
2024 06 13    21 21 10.8 -06 16 58   0.8106  1.5930   121.1    33.1    21.5
...
2024 06 21    21 27 23.7 -00 31 17   0.7258  1.5480   124.6    32.7    21.2
...
2024 07 06    21 33 50.1 +12 47 00   0.6022  1.4691   128.5    32.8    20.7

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-L68





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