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  • MPEC 2023-W12 : 2023 WB

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    M.P.E.C. 2023-W12                             Issued 2023 November 17, 00:40 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 WB                                 
    
    
    Observations:
         K23W00B* C2023 11 16.14057301 53 41.090+13 46 37.34         18.66oVEW012W68
         K23W00B  C2023 11 16.14375101 53 41.770+13 47 44.63         18.75oVEW012W68
         K23W00B  C2023 11 16.15012801 53 43.013+13 49 57.25         17.91oVEW012W68
         K23W00B  C2023 11 16.16070901 53 45.182+13 53 41.60         18.74oVEW012W68
         K23W00B  C2023 11 16.38611101 55 24.598+15 13 52.79         18.68cVEW012T05
         K23W00B  C2023 11 16.38656201 55 24.720+15 14 04.88         18.97cVEW012T05
         K23W00B  C2023 11 16.38701501 55 24.886+15 14 15.22         18.95cVEW012T05
         K23W00B  C2023 11 16.38746701 55 24.974+15 14 27.53         18.52cVEW012T05
         K23W00B KC2023 11 16.73084001 59 19.025+18 01 39.29         17.4 rZEW012M57
         K23W00B KC2023 11 16.74419201 59 26.794+18 09 41.18         17.9 rZEW012M57
         K23W00B KC2023 11 16.76218301 59 37.109+18 20 40.27         17.5 rZEW012M57
         K23W00B KB2023 11 16.84543 02 00 23.87 +19 11 10.9          17.9 GVEW012L65
         K23W00B KC2023 11 16.84556 02 00 20.93 +19 13 43.5          18.0 VZEW012M63
         K23W00B KB2023 11 16.84881 02 00 25.96 +19 13 24.3          18.4 GVEW012L65
         K23W00B KC2023 11 16.84949 02 00 23.15 +19 16 19.9          18.3 VZEW012M63
         K23W00B KB2023 11 16.85219 02 00 28.07 +19 15 40.7          18.0 GVEW012L65
         K23W00B KC2023 11 16.85341 02 00 25.36 +19 18 56.7          18.2 VZEW012M63
         K23W00B KC2023 11 16.85725 02 00 27.54 +19 21 30.9          18.2 VZEW012M63
         K23W00B KC2023 11 16.86100 02 00 29.67 +19 24 01.3          18.2 VZEW012M63
         K23W00B 0B2023 11 16.86166 02 00 32.36 +19 36 18.0          18.0 VZEW012M49
         K23W00B 0B2023 11 16.86398 02 00 33.60 +19 37 53.0          17.9 VZEW012M49
         K23W00B 0B2023 11 16.86630 02 00 34.82 +19 39 27.4          17.8 VZEW012M49
         K23W00B KB2023 11 16.87112302 00 47.20 +19 29 56.4          17.8 GXEW012958
         K23W00B KB2023 11 16.87553702 00 49.87 +19 32 57.1          17.8 GXEW012958
         K23W00B KB2023 11 16.87995502 00 52.61 +19 35 59.1          17.2 GXEW012958
         K23W00B KC2023 11 16.92659802 01 21.266+20 07 23.16         17.7 GVEW012Z80
         K23W00B KC2023 11 16.94226902 01 31.939+20 18 43.85         17.8 GVEW012Z80
    
    Observer details:
    958 Observatoire de Dax.  Observer P. Dupouy.  0.50-m f/4.5 Reflector + CMO.
    L65 Bredenkamp Observatory, Bremen.  Observer H. Duin.  0.23-m f/6.3 reflector
        + CMO.
    M49 IAS Remote Observatory, Hakos.  Observers D. Husar, M. Junius.  Measurer
        D. Husar.  0.25-m f/4.5 reflector + CMO.
    M57 Wide-field Mufara Telescope, Isnello.  Observer A. Nastasi.  1.00-m f/2.1
        reflector + CCD.
    M63 RPF Observatory, Gagliano del Capo.  Observer D. Licchelli.  0.30-m f/5.3
        reflector + CCD.
    T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, R. Siverd, J. Tonry, H.
        Weiland.  Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, A. Lawrence,
        J. Robinson, R. Siverd, J. Tonry, H. Weiland.  0.5-m Reflector + CCD.
    W68 ATLAS Chile, Rio Hurtado.  Observers L. Denneau, R. Siverd, J. Tonry, H.
        Weiland.  Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, A. Lawrence,
        J. Robinson, R. Siverd, J. Tonry, H. Weiland.  0.5-m Reflector + CCD.
    Z80 Northolt Branch Observatory.  Observer G. Wells.  Measurers G. Wells, D.
        Bamberger.  0.25-m f/8.0 Ritchey-Chretien + CCD.
    
    Orbital elements:
    2023 WB                                                  Earth MOID = 0.0037 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
    M 340.51807              (2000.0)            P               Q                  
    n   0.20527485     Peri.   43.38063     -0.09785023     -0.99406709             
    a   2.8460698      Node    52.29119     +0.89589241     -0.10876791             
    e   0.6850745      Incl.    3.44193     +0.43336141     +0.00040303             
    P   4.80           H   26.49          G   0.15           U   7                  
    Residuals in seconds of arc
    231116 W68  0.1-  0.8-    231116 M57  0.2+  0.3-    231116 M63  0.3-  0.3-
    231116 W68  0.5+  0.3+    231116 M57  0.0   0.4-    231116 M49  0.4-  0.1-
    231116 W68  0.1-  0.3-    231116 L65  0.2+  0.0     231116 M49  0.2-  0.2+
    231116 W68  0.2-  1.9+    231116 M63  0.2-  0.2+    231116 M49  0.3-  0.3-
    231116 T05  0.3-  0.3-    231116 L65 (0.1-  1.2-)   231116 958  0.2+  0.4+
    231116 T05  0.2-  0.3+    231116 M63  0.1-  0.1+    231116 958  0.4-  0.2-
    231116 T05  0.5+  0.8-    231116 L65  0.1-  0.2+    231116 958  0.1-  0.5-
    231116 T05  0.1+  0.1+    231116 M63  0.2-  0.1+    231116 Z80  0.1+  0.2-
    231116 M57  0.1+  0.0     231116 M63  0.2-  0.3+    231116 Z80  0.5+  0.4-
    
    Ephemeris:
    2023 WB                  a,e,i = 2.85, 0.69, 3                   q = 0.8963
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 10 18    01 44 42.2 +02 03 01   0.2460  1.2405   171.7     6.6    24.4
    ...
    2023 11 02    01 43 01.6 +02 03 45   0.1223  1.1103   163.6    14.6    23.0
    ...
    2023 11 10    01 43 27.6 +03 38 43   0.06217 1.0482   157.4    21.3    21.6
    ...
    2023 11 16    01 52 52.8 +12 54 41   0.01866 1.0064   157.7    21.9    18.9
    2023 11 17    02 02 26.6 +21 08 00   0.01173 0.9999   160.1    19.7    17.8
    2023 11 18    02 48 58.2 +48 33 47   0.0057170.9936   149.3    30.6    16.6
    ...
    2023 11 24    13 32 22.1 +06 10 16   0.04027 0.9589    44.1   134.2    25.6
    ...
    2023 12 02    13 38 32.9 +02 06 32   0.09869 0.9232    48.2   127.2    26.7
    ...
    2023 12 17    13 50 03.3 -00 43 54   0.2089  0.8952    59.1   109.3    27.0
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-W12
    


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