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  • MPEC 2023-A25 : 2022 AD

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    M.P.E.C. 2023-A25                               Issued 2023 January 9, 14:08 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 AD                                 
    
    
                               Revision to MPEC 2022-A12                            
    
    Additional Observations:
         K22A00D  C2021 01 05.32034103 01 51.640-04 29 32.94         21.55GVEA025F51
         K22A00D  C2021 01 07.32337603 00 56.517-00 41 48.71         22.02GVEA025F51
         K22A00D  C2021 01 07.33451303 00 55.984-00 40 33.75         21.58GVEA025F51
         K22A00D  C2021 01 07.34564103 00 55.482-00 39 19.11         20.84GVEA025F51
         K22A00D  C2021 01 07.35674103 00 54.985-00 38 03.83         21.82GVEA025F51
         K22A00D KC2021 01 11.27647103 00 04.796+06 28 07.28         22.26GVEA025F52
         K22A00D KC2021 01 15.30948703 00 23.872+13 12 28.86         21.82GVEA025F51
         K22A00D 0C2022 12 28.56094210 59 40.641-02 44 53.14         22.59GVEA025T12
         K22A00D 0C2022 12 28.56422410 59 41.301-02 44 42.40         22.59GVEA025T12
    
    Observer details:
    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, K. Chambers, T. Dukes, 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.
    T12 University of Hawaii 88-inch telescope, Maunakea.  Observer 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
    210105 F51 48.6+  1.4+    221228 T12 35.6+  6.7+    MPO704374   +0.01 days
    
    Orbital elements:
    2022 AD                                                  Earth MOID = 0.0604 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M 235.56844              (2000.0)            P               Q                  
    n   1.00622710     Peri.  177.25911     +0.29598136     +0.93203675             
    a   0.9862917      Node   109.88980     -0.88054753     +0.35105273             
    e   0.0587706      Incl.   12.84491     -0.37017711     -0.08983027             
    P   0.98           H   24.34          G   0.15           U   0                  
    Residuals in seconds of arc
    210105 F51  0.1+  0.1+    220103 734  0.5+  0.1-    220110 734  0.1-  0.4+
    210107 F51  0.0   0.1+    220103 734  0.2-  0.1+    220110 734  0.1+  0.5+
    210107 F51  0.1-  0.0     220103 734  0.1-  0.5+    220110 734  0.4-  0.6+
    210107 F51  0.1+  0.3-    220103 734 (0.1-  1.2+)   220110 734  0.1-  0.8-
    210107 F51  0.1+  0.2+    220103 W95  0.1+  0.1-    220110 I52  0.0   0.0
    210111 F52  0.0   0.0     220103 W95  0.0   0.1-    220110 I52  0.5-  0.2+
    210115 F51  0.1+  0.1+    220103 W95  0.0   0.1-    220110 I52  0.3+  0.2+
    220102 W94  0.6-  0.1+    220104 I52  0.4+  0.1-    220110 I52  0.2-  0.2+
    220102 W94  0.1+  0.2+    220104 I52 (0.3-  1.0-)   220112 G96  0.1-  0.1+
    220102 W94  0.6-  0.1-    220104 I52  0.3+  0.2+    220112 G96  0.0   0.3-
    220102 W95  0.1-  0.1-    220104 I52  0.2+  0.2-    220112 G96  0.1+  0.1-
    220102 W95  0.1-  0.3-    220106 807  0.1+  0.0     220120 G96  0.3+  0.1+
    220102 W95  0.1-  0.6-    220106 807  0.0   0.2-    220120 G96  0.3+  0.4+
    220102 807  0.1-  0.2-    220106 807  0.0   0.1-    220120 G96  0.1-  0.4+
    220102 807  0.2-  0.5-    220106 C95  0.2+  0.3+    220120 G96  0.4-  0.2-
    220102 807  0.2+  0.3+    220106 C95  0.2-  0.9-    220121 734  0.5+  1.0+
    220102 E23  0.8+  0.8+    220106 C95  0.3-  0.0     220121 734  1.3+  0.7-
    220102 E23 (1.8+  1.4+)   220106 C95  0.2-  0.0     220121 734  0.3-  0.0
    220102 E23  1.3-  0.2+    220106 C95  0.5+  0.5+    220121 734  0.5+  1.0-
    220102 033  0.2+  0.5-    220106 204  0.1-  0.0     220121 734  0.8-  2.0-
    220102 033  0.3+  0.1+    220107 204  0.1+  0.1+    220121 291  0.1+  0.0
    220102 033  0.5-  0.3+    220107 204  0.0   0.0     220121 291  0.1+  0.0
    220102 033  0.0   0.1+    220107 807  0.1-  0.1-    220121 291  0.0   0.2-
    220102 J95  0.2+  0.1+    220107 807  0.1-  0.1+    220122 F52  0.0   0.1-
    220102 J95  0.0   0.1-    220107 807  0.1-  0.1+    220122 F52  0.1-  0.1+
    220102 J95  0.2+  0.3-    220107 I52  0.0   0.3-    220122 F52  0.1+  0.0
    220102 I93  0.4+  0.5-    220107 I52  0.3-  0.2-    220125 291  0.1-  0.3-
    220102 I93  0.1-  0.0     220107 G96  0.0   0.1+    220125 291  0.1-  0.3-
    220103 I93  0.6+  0.1-    220107 G96 (0.8-  0.5+)   220125 291  0.4-  0.7-
    220103 858  0.3+  0.3+    220107 G96  0.3-  0.2+    221228 T12  0.1+  0.0
    220103 858  0.4+  0.1-    220107 G96  0.0   0.0     221228 T12  0.0   0.0
    220103 858  0.0   0.2-    220110 734  0.1-  0.4+
    
    Ephemeris:
    2022 AD                  a,e,i = 0.99, 0.06, 13                  q = 0.9283
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 12 10    09 59 13.9 -13 56 58   0.2114  1.0405    99.4    69.0    23.5
    ...
    2022 12 25    10 46 46.4 -05 44 15   0.1647  1.0439   107.1    64.3    22.8
    ...
    2023 01 02    11 16 52.7 +01 43 43   0.1427  1.0442   111.6    61.1    22.4
    ...
    2023 01 08    11 42 39.2 +09 10 59   0.1295  1.0438   114.6    59.0    22.1
    2023 01 09    11 47 15.9 +10 34 58   0.1277  1.0437   115.0    58.7    22.1
    2023 01 10    11 51 58.5 +12 01 29   0.1259  1.0436   115.4    58.4    22.0
    ...
    2023 01 16    12 22 24.2 +21 25 13   0.1183  1.0424   116.8    57.4    21.9
    ...
    2023 01 24    13 09 09.4 +34 43 55   0.1161  1.0400   115.7    58.5    21.9
    ...
    2023 02 08    14 53 30.4 +54 00 56   0.1339  1.0329   106.8    66.1    22.4
    
    A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-A25
    


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