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  • MPEC 2022-Y84 : 2022 XG2

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    M.P.E.C. 2022-Y84                             Issued 2022 December 22, 00:41 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 XG2                                 
    
    
    Observations:
         K22X02G* S2022 12 11.34161 02 26 02.38 -45 53 26.2          19   RLEY084C51
         K22X02G  s2022 12 11.34161 1 + 4057.2782 + 1851.8401 - 5190.2127   EY084C51
         K22X02G  S2022 12 11.47187 02 26 26.12 -45 37 32.8                LEY084C51
         K22X02G  s2022 12 11.47187 1 + 4043.1847 + 1859.1416 - 5198.5683   EY084C51
         K22X02G  S2022 12 11.60227 02 26 50.04 -45 21 39.0                LEY084C51
         K22X02G  s2022 12 11.60227 1 + 4092.4783 + 1877.7402 - 5153.0168   EY084C51
         K22X02G  S2022 12 11.66746 02 27 01.87 -45 13 41.9                LEY084C51
         K22X02G  s2022 12 11.66746 1 + 4117.0036 + 1887.0621 - 5129.9791   EY084C51
         K22X02G  S2022 12 11.73253 02 27 13.76 -45 05 42.9                LEY084C51
         K22X02G  s2022 12 11.73253 1 + 4096.3462 + 1888.0854 - 5146.4546   EY084C51
         K22X02G  S2022 12 11.79773 02 27 25.63 -44 57 42.3                LEY084C51
         K22X02G  s2022 12 11.79773 1 + 4121.2693 + 1897.5351 - 5122.9787   EY084C51
         K22X02G  S2022 12 11.86293 02 27 37.32 -44 49 44.4                LEY084C51
         K22X02G  s2022 12 11.86293 1 + 4146.0409 + 1906.9869 - 5099.3832   EY084C51
         K22X02G |C2022 12 21.10911 02 50 51.37 -25 22 52.3          20.8 VuEY084807
         K22X02G |C2022 12 21.11101 02 50 51.60 -25 22 38.2          20.4 VuEY084807
         K22X02G |C2022 12 21.11291 02 50 51.87 -25 22 23.8          20.7 VuEY084807
         K22X02G |C2022 12 21.15005 02 50 56.32 -25 17 44.7          20.6 GVEY084807
         K22X02G |C2022 12 21.15029 02 50 56.39 -25 17 43.1          20.7 VuEY084807
         K22X02G |C2022 12 21.15144 02 50 56.50 -25 17 34.3          20.5 GVEY084807
         K22X02G |C2022 12 21.15282 02 50 56.65 -25 17 24.3          20.4 GVEY084807
         K22X02G |C2022 12 21.15597 02 50 57.02 -25 17 00.1          20.8 VuEY084807
         K22X02G |C2022 12 21.15712 02 50 57.17 -25 16 51.6          20.8 GVEY084807
         K22X02G |C2022 12 21.16127 02 50 57.70 -25 16 20.4          20.8 GVEY084807
         K22X02G |C2022 12 21.16166 02 50 57.75 -25 16 17.3          20.9 VuEY084807
         K22X02G |C2022 12 21.16542 02 50 58.18 -25 15 49.1          20.7 GVEY084807
    
    Observer details:
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  0.61-m f/6.5 Dall-Kirkham Astrograph + CCD, 1.00-m f/10.0
        astrograph + CCD.
    C51 WISE.  Observer Near-Earth Object Wide-field Infrared Survey Explorer.
        Measurers A. K. Mainzer, J. M. Bauer, T. Grav, J. R. Masiero, R. M. Cutri,
        J. W. Dailey, J. Pittichova, E. L. Wright.
    
    Orbital elements:
    2022 XG2                                                 Earth MOID = 0.2672 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Bell                    
    M  42.02224              (2000.0)            P               Q                  
    n   0.34099560     Peri.  270.08432     +0.86564763     -0.14183983             
    a   2.0291004      Node    98.08059     +0.30702718     +0.90792185             
    e   0.5414974      Incl.   29.00961     -0.39545984     +0.39441016             
    P   2.89           H   20.61          G   0.15           U   9                  
    Residuals in seconds of arc
    221211 C51  1.8+  0.4-    221221 807  0.3-  0.0     221221 807  0.2-  0.2+
    221211 C51  0.8-  0.8+    221221 807  0.2-  0.2-    221221 807  0.2-  0.0
    221211 C51  0.4-  0.3-    221221 807  0.3+  0.0     221221 807  0.2+  0.0
    221211 C51  0.9-  1.2-    221221 807  0.1-  0.1+    221221 807  0.3+  0.2+
    221211 C51  0.1-  0.1-    221221 807  0.5+  0.1-    221221 807  0.1-  0.1+
    221211 C51  0.6+  1.5+    221221 807  0.1+  0.0
    221211 C51  0.3-  0.2-    221221 807  0.2-  0.3-
    
    Ephemeris:
    2022 XG2                 a,e,i = 2.03, 0.54, 29                  q = 0.9303
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 11 22    00 18 33.7 -75 48 18   0.4329  0.9998    79.0    75.9    21.4
    ...
    2022 12 07    02 10 59.6 -54 20 31   0.3612  1.0822    95.6    65.0    20.9
    ...
    2022 12 15    02 36 24.4 -38 17 58   0.3498  1.1343   106.5    56.3    20.6
    ...
    2022 12 21    02 50 37.5 -25 36 38   0.3601  1.1761   113.8    50.0    20.6
    2022 12 22    02 52 45.9 -23 32 21   0.3635  1.1832   114.8    49.0    20.6
    2022 12 23    02 54 51.3 -21 29 40   0.3674  1.1904   115.8    48.1    20.6
    ...
    2022 12 29    03 06 37.6 -10 01 18   0.4007  1.2343   120.1    43.6    20.8
    ...
    2023 01 06    03 21 08.7 +02 32 17   0.4681  1.2945   122.1    40.0    21.1
    ...
    2023 01 21    03 47 33.3 +18 06 46   0.6458  1.4103   118.3    37.9    21.9
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-Y84
    


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