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  • MPEC 2024-B109 : 2022 WU

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    M.P.E.C. 2024-B109                             Issued 2024 January 23, 14:38 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
    
                                     2022 WU                                 
    
    
                               Revision to MPEC 2022-W51                            
    
    Additional Observations:
         K22W00U  C2023 09 08.33996821 46 06.872+12 33 32.71         22.69GVEB109F51
         K22W00U  C2023 09 08.34333421 46 06.485+12 33 27.75         22.53GVEB109F51
         K22W00U  C2023 09 17.30237921 33 26.784+08 31 31.70         22.82GVEB109F52
         K22W00U  C2023 09 17.31463921 33 25.892+08 31 12.67         23.38GVEB109F52
         K22W00U 0C2023 09 20.32570021 30 43.384+07 14 04.62         23.88GVEB109T12
         K22W00U 0C2023 09 20.33706721 30 42.726+07 13 47.53         23.91GVEB109T12
         K22W00U 0C2023 09 20.34788621 30 42.101+07 13 31.28         23.57GVEB109T12
         K22W00U 0C2023 09 20.35858621 30 41.485+07 13 15.19         23.36GVEB109T12
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
        Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
        Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
        Weryk.  1.8-m Ritchey-Chretien + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
        Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
        Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
        Weryk.  1.8-m Ritchey-Chretien + CCD.
    T12 University of Hawaii 88-inch telescope, Maunakea.  Observer D. Hung.
        Measurer D. J. Tholen.  2.24-m f/10.1 reflector + 2112 x 2112 pixels
        STA1600 10k CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    230908 F51  3.6-  1.2-    230920 T12  2.6-  1.1-    MPO750185   -0.00 days
    
    Orbital elements:
    2022 WU                                                  Earth MOID = 0.0397 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
    M 149.97486              (2000.0)            P               Q                  
    n   0.88806992     Peri.  304.30479     -0.98978477     +0.11886090             
    a   1.0719420      Node   242.63530     -0.08310373     -0.92969764             
    e   0.1877065      Incl.    5.08586     -0.11584423     -0.34861781             
    P   1.11           H   24.67          G   0.15           U   4                  
    Residuals in seconds of arc
    221028 F51  0.1-  0.2-    221118 I52  0.5+  0.8+    221126 V00  0.2-  0.1-
    221028 F51  0.1+  0.2-    221118 F52  0.1+  0.1-    221126 V00  0.2+  0.0
    221028 F51  0.1-  0.2+    221118 F52  0.3-  0.3-    230908 F51  0.3-  0.1-
    221116 F52  0.1+  0.1-    221123 H21  0.2-  0.0     230908 F51  0.0   0.4+
    221116 F52  0.2+  0.3+    221123 H21  0.4+  0.1+    230917 F52  0.1+  0.2-
    221116 F52  0.5-  0.1-    221123 V06  0.3-  0.0     230917 F52  0.2+  0.1-
    221116 F52  0.1-  0.0     221123 V06  0.4-  0.0     230920 T12  0.1-  0.1+
    221118 I52  0.2-  0.4-    221123 V06  0.3-  0.2+    230920 T12  0.1-  0.1+
    221118 I52  0.4+  0.1+    221126 V00  0.1+  0.0     230920 T12  0.1-  0.1+
    221118 I52  0.3+  0.3-    221126 V00  0.1-  0.2+    230920 T12  0.1-  0.1+
    
    Ephemeris:
    2022 WU                  a,e,i = 1.07, 0.19, 5                   q = 0.8707
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 12 24    23 42 49.7 -00 08 19   0.7816  1.1956    84.4    55.0    26.5
    ...
    2024 01 08    00 20 05.7 +02 17 33   0.8372  1.1596    78.7    56.3    26.6
    ...
    2024 01 16    00 40 56.3 +03 44 40   0.8607  1.1381    75.9    57.0    26.7
    ...
    2024 01 22    00 57 01.6 +04 52 52   0.8751  1.1211    73.9    57.5    26.7
    2024 01 23    00 59 44.7 +05 04 24   0.8772  1.1182    73.6    57.6    26.7
    2024 01 24    01 02 28.5 +05 15 59   0.8792  1.1153    73.3    57.7    26.7
    ...
    2024 01 30    01 19 05.7 +06 26 01   0.8898  1.0974    71.5    58.3    26.7
    ...
    2024 02 07    01 41 55.3 +08 00 08   0.8992  1.0728    69.2    59.2    26.7
    ...
    2024 02 22    02 27 00.8 +10 52 50   0.9015  1.0255    65.5    61.4    26.7
    
    A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-B109
    


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