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  • MPEC 2022-U249 : 2022 UB9

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    M.P.E.C. 2022-U249                             Issued 2022 October 25, 20:37 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  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 UB9                                 
    
    
    Observations:
         K22U09B  C2022 10 18.36590301 18 36.535-03 40 19.05         21.26GVEU249F51
         K22U09B  C2022 10 18.37773701 18 39.531-03 40 58.56         21.80GVEU249F51
         K22U09B  C2022 10 18.38961101 18 42.489-03 41 37.37         21.96GVEU249F51
         K22U09B  C2022 10 18.40146001 18 45.431-03 42 16.48         22.06GVEU249F51
         K22U09B* C2022 10 24.41641801 58 46.290-10 44 36.18         21.46wUEU249F51
         K22U09B  C2022 10 24.42943601 58 52.486-10 45 44.69         21.43wUEU249F51
         K22U09B  C2022 10 24.44245701 58 58.678-10 46 53.41         21.38wUEU249F51
         K22U09B  C2022 10 24.45546101 59 04.876-10 48 01.49         21.35wUEU249F51
         K22U09B  C2022 10 24.51854401 59 35.352-10 53 31.42         21.20GVEU249F51
         K22U09B  C2022 10 24.51918801 59 35.668-10 53 34.72         21.20GVEU249F51
         K22U09B |C2022 10 25.15324 02 05 36.28 -11 48 49.3          21.7 VuEU249807
         K22U09B |C2022 10 25.15976 02 05 39.74 -11 49 25.6          21.8 VuEU249807
         K22U09B |C2022 10 25.16626 02 05 43.11 -11 50 02.2          21.5 VuEU249807
         K22U09B KC2022 10 25.47380702 08 44.34 -12 18 11.8          21.4 GVEU249474
         K22U09B KC2022 10 25.47744102 08 46.33 -12 18 33.1          21.0 GVEU249474
         K22U09B KC2022 10 25.48107702 08 48.36 -12 18 53.6          21.2 GVEU249474
    
    Observer details:
    474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
        Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  0.61-m f/6.5 Dall-Kirkham Astrograph + 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, K. Chambers, T. de Boer, H. Gao,
        C.-C. Lin, E. Magnier.  1.8-m Ritchey-Chretien + CCD.
    
    Orbital elements:
    2022 UB9                                                 Earth MOID = 0.0405 AU
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
    M 309.66670              (2000.0)            P               Q                  
    n   0.45910807     Peri.  237.32386     +0.36999299     -0.92895675             
    a   1.6641511      Node   190.98067     +0.87211063     +0.35175378             
    e   0.4073603      Incl.    3.61873     +0.32020031     +0.11536303             
    P   2.15           H   26.52          G   0.15           U   7                  
    Residuals in seconds of arc
    221018 F51  0.0   0.0     221024 F51  0.1+  0.2-    221025 807  0.1-  0.2-
    221018 F51 (0.4+  0.4-)   221024 F51  0.1-  0.1+    221025 474  0.2+  0.3+
    221018 F51  0.1+  0.0     221024 F51  0.1-  0.1+    221025 474  0.0   0.2-
    221018 F51  0.2-  0.0     221024 F51  0.1-  0.1+    221025 474  0.4+  0.0
    221024 F51  0.1+  0.0     221025 807  0.7-  0.0
    221024 F51  0.2+  0.1+    221025 807  0.1+  0.1+
    
    Ephemeris:
    2022 UB9                 a,e,i = 1.66, 0.41, 4                   q = 0.9862
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 09 25    00 27 39.0 +06 35 25   0.1863  1.1879   171.9     6.8    23.8
    ...
    2022 10 10    00 49 44.7 +02 00 02   0.1131  1.1115   174.8     4.6    22.4
    ...
    2022 10 18    01 16 49.0 -03 19 47   0.08130 1.0758   166.8    12.2    22.0
    ...
    2022 10 24    01 55 08.0 -10 07 21   0.06142 1.0522   158.3    20.5    21.6
    2022 10 25    02 04 06.2 -11 35 29   0.05855 1.0485   156.4    22.3    21.5
    2022 10 26    02 14 04.0 -13 10 03   0.05586 1.0450   154.4    24.3    21.5
    ...
    2022 11 01    03 41 05.0 -24 20 06   0.04419 1.0255   137.0    41.3    21.4
    ...
    2022 11 09    06 37 10.8 -33 08 15   0.04541 1.0051   107.3    70.2    22.3
    ...
    2022 11 24    09 30 29.4 -25 36 26   0.08192 0.9865    86.9    88.3    24.2
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-U249
    


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