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  • MPEC 2023-W60 : 2023 WJ1

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    M.P.E.C. 2023-W60                             Issued 2023 November 20, 15:16 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                    2023 WJ1                                 
    
    
    Observations:
         K23W01J*KC2023 11 19.24155 05 20 07.68 -14 30 16.9          19.6 GVEW060W94
         K23W01J KC2023 11 19.24814 05 20 00.47 -14 29 08.4          19.3 GVEW060W94
         K23W01J KC2023 11 19.25427 05 19 53.91 -14 28 05.5          19.7 GVEW060W94
         K23W01J KC2023 11 19.32143 05 18 41.77 -14 16 24.7          19.1 GVEW060X10
         K23W01J KC2023 11 19.32367 05 18 39.38 -14 16 01.3          19.7 GVEW060X10
         K23W01J KC2023 11 19.32589 05 18 37.05 -14 15 37.3          19.4 GVEW060X10
         K23W01J KC2023 11 20.34400 05 01 53.96 -11 11 59.4          19.9 GVEW060X10
         K23W01J KC2023 11 20.34936 05 01 48.19 -11 10 58.4          20.0 GVEW060X10
         K23W01J KC2023 11 20.35471 05 01 42.41 -11 09 57.3                VEW060X10
         K23W01J KC2023 11 20.61319004 57 32.70 -10 19 44.4          20.0 GVEW060474
         K23W01J KC2023 11 20.61409004 57 31.73 -10 19 34.1          19.6 GVEW060474
         K23W01J KC2023 11 20.61498904 57 30.73 -10 19 23.8          20.1 GVEW060474
         K23W01J KC2023 11 20.61588804 57 29.76 -10 19 13.6          19.6 GVEW060474
    
    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.
    W94 MAP, San Pedro de Atacama.  Observers A. Maury, G. Attard.  Measurers D.
        Parrott, F. Signoret, J.-M. Mari.  0.28-m f/2.2 Schmidt astrograph + CCD.
    X10 OVTLN, San Pedro de Atacama.  Observers A. Maury, G. Attard, F. Signoret.
        Measurers A. Maury, G. Attard, D. Parrott, J.-M. Mari.  0.50-m f/4
        reflector + CCD.
    
    Orbital elements:
    2023 WJ1                                                 Earth MOID = 0.0296 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
    M  74.24105              (2000.0)            P               Q                  
    n   1.18585289     Peri.  190.51168     -0.24166259     +0.96356961             
    a   0.8839930      Node    65.58161     -0.88090571     -0.16832142             
    e   0.1568970      Incl.    7.23020     -0.40694512     -0.20784972             
    P   0.83           H   25.92          G   0.15           U   8                  
    Residuals in seconds of arc
    231119 W94  0.9+  0.4-    231119 X10  0.5+  0.3+    231120 474  0.2+  0.0
    231119 W94  0.8-  0.3+    231120 X10  0.5-  0.1+    231120 474  0.2-  0.0
    231119 W94  0.2-  0.0     231120 X10  0.0   0.2-    231120 474  0.1-  0.1-
    231119 X10  0.1-  0.0     231120 X10  0.0   0.3-
    231119 X10  0.1-  0.3-    231120 474  0.1+  0.1+
    
    Ephemeris:
    2023 WJ1                 a,e,i = 0.88, 0.16, 7                   q = 0.7453
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 10 21    08 54 57.6 -37 03 08   0.09141 0.9666    68.9   106.1    24.6
    ...
    2023 11 05    07 52 05.3 -33 36 22   0.05783 0.9941    90.7    85.9    22.7
    ...
    2023 11 13    06 45 44.5 -27 15 39   0.04096 1.0053   111.1    66.7    21.3
    ...
    2023 11 19    05 23 59.3 -15 12 04   0.03200 1.0119   136.3    42.4    20.1
    2023 11 20    05 07 47.0 -12 16 48   0.03115 1.0128   141.4    37.5    19.9
    2023 11 21    04 51 08.9 -09 08 11   0.03056 1.0137   146.6    32.4    19.7
    ...
    2023 11 27    03 13 18.3 +10 32 14   0.03270 1.0182   163.1    16.4    19.4
    ...
    2023 12 05    01 42 57.4 +26 09 03   0.04724 1.0217   139.0    39.3    20.9
    ...
    2023 12 20    00 38 55.9 +35 10 39   0.08591 1.0205   113.0    62.5    22.9
    
    A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-W60
    


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