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  • MPEC 2022-W143 : 2022 WC4

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    M.P.E.C. 2022-W143                            Issued 2022 November 22, 16:53 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 WC4                                 
    
    
    Observations:
         K22W04C  C2022 11 16.32725003 08 32.517+18 23 47.52         21.07wUEW143F52
         K22W04C* C2022 11 16.32851003 08 32.746+18 23 59.84         21.00wUEW143F52
         K22W04C  C2022 11 16.34051303 08 34.746+18 25 57.73         21.16wUEW143F52
         K22W04C  C2022 11 16.34177303 08 34.947+18 26 09.44         20.69wUEW143F52
         K22W04C  C2022 11 16.35384503 08 36.936+18 28 06.99         20.99wUEW143F52
         K22W04C  C2022 11 16.35513703 08 37.144+18 28 19.90         21.18wUEW143F52
         K22W04C  C2022 11 16.54121603 09 07.377+18 57 37.49         21.24GVEW143F51
         K22W04C  C2022 11 16.54185703 09 07.499+18 57 43.41         21.12GVEW143F51
         K22W04C  C2022 11 16.54250403 09 07.607+18 57 49.42         21.08GVEW143F51
         K22W04C  C2022 11 16.54315003 09 07.724+18 57 55.14         21.29GVEW143F51
         K22W04C KC2022 11 17.18753103 11 21.034+20 32 14.82         21.39GVEW143I52
         K22W04C KC2022 11 17.18930403 11 21.282+20 32 29.40         21.27GVEW143I52
         K22W04C KC2022 11 17.19106403 11 21.520+20 32 44.88         22.01GVEW143I52
         K22W04C KC2022 11 17.19282703 11 21.836+20 32 58.56         21.51GVEW143I52
         K22W04C  C2022 11 17.34258803 11 48.505+20 53 49.16         21.67GVEW143F52
         K22W04C  C2022 11 17.34321903 11 48.593+20 53 53.90         21.18GVEW143F52
         K22W04C 1C2022 11 19.94523 03 18 22.49 +25 37 30.6          21.6 VXEW143033
         K22W04C 1C2022 11 19.95089 03 18 22.99 +25 38 00.1          20.8 VXEW143033
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
        Hoegner, F. Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3
        Schmidt + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
        Schultz, I. Smith.  Measurers S. Chastel, J. Fairlamb, M. Huber, Y.
        Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, I.
        Smith, K. Chambers, T. Dukes.  Measurers K. Chambers, S. Chastel, 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.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
        Measurers E. J. Christensen, 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, A. Serrano, F. C. Shelly,
        K. W. Wierzchos.  1.0-m prime focus + CCD.
    
    Orbital elements:
    2022 WC4                                                 Earth MOID = 0.0328 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M  43.07134              (2000.0)            P               Q                  
    n   0.30153648     Peri.  305.76879     +0.99018988     +0.02780704             
    a   2.2024673      Node    53.03380     +0.04276433     +0.87266251             
    e   0.5912104      Incl.    9.86825     -0.13302337     +0.48753145             
    P   3.27           H   26.30          G   0.15           U   8                  
    Residuals in seconds of arc
    221116 F52  0.2-  0.3+    221116 F51  0.1-  0.2-    221117 I52  0.3-  0.8+
    221116 F52  0.1+  0.3+    221116 F51  0.1+  0.2-    221117 I52  0.4+  0.3-
    221116 F52  0.0   0.6+    221116 F51  0.0   0.1-    221117 F52  0.1-  0.2+
    221116 F52  0.1-  0.0     221116 F51  0.1+  0.3-    221117 F52  0.1-  0.2-
    221116 F52  0.1-  0.2-    221117 I52  0.4+  0.5+    221119 033  0.1+  0.2+
    221116 F52  0.1-  0.2+    221117 I52  0.1+  0.1+    221119 033  1.2-  0.2-
    
    Ephemeris:
    2022 WC4                 a,e,i = 2.20, 0.59, 10                  q = 0.9003
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 10 23    16 42 35.9 -59 32 39   0.1286  0.9336    58.1   115.2    26.2
    ...
    2022 11 07    01 29 45.3 -48 39 57   0.03776 1.0065   113.0    65.0    21.5
    ...
    2022 11 15    03 03 21.1 +14 19 44   0.06860 1.0576   174.4     5.2    21.0
    ...
    2022 11 21    03 20 30.8 +27 03 58   0.1132  1.1000   170.9     8.2    22.3
    2022 11 22    03 22 19.7 +28 14 07   0.1211  1.1073   169.8     9.1    22.5
    2022 11 23    03 23 58.1 +29 15 10   0.1292  1.1147   168.9     9.9    22.7
    ...
    2022 11 29    03 31 26.2 +33 15 16   0.1797  1.1605   164.2    13.3    23.7
    ...
    2022 12 07    03 38 31.2 +35 40 41   0.2523  1.2243   159.2    16.6    24.6
    ...
    2022 12 22    03 50 53.0 +36 57 12   0.4061  1.3492   149.4    21.8    26.0
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-W143
    


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