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  • MPEC 2022-U217 : 2022 UR7

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    M.P.E.C. 2022-U217                             Issued 2022 October 23, 23:16 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 UR7                                 
    
    
    Observations:
         K22U07R* C2022 10 21.52492803 36 48.240-07 41 45.56         21.05wUEU217F51
         K22U07R  C2022 10 21.53721403 36 53.292-07 41 05.43         21.05wUEU217F51
         K22U07R  C2022 10 21.54948303 36 58.356-07 40 24.87         20.90wUEU217F51
         K22U07R  C2022 10 21.63494103 37 34.181-07 35 39.69         20.55GVEU217F52
         K22U07R  C2022 10 21.63557003 37 34.419-07 35 37.61         20.87GVEU217F52
         K22U07R |C2022 10 22.28649 03 42 38.08 -06 57 35.1          21.2 VuEU217807
         K22U07R |C2022 10 22.29103 03 42 40.03 -06 57 19.6          21.3 VuEU217807
         K22U07R |C2022 10 22.29573 03 42 42.04 -06 57 03.3          21.4 VuEU217807
         K22U07R KC2022 10 22.60745103 45 07.92 -06 38 39.6          20.7 GVEU217474
         K22U07R KC2022 10 22.60926703 45 08.80 -06 38 33.5          20.3 GVEU217474
         K22U07R KC2022 10 22.61109003 45 09.58 -06 38 27.0          20.7 GVEU217474
         K22U07R KC2022 10 22.61291403 45 10.32 -06 38 20.5          20.8 GVEU217474
         K22U07R |C2022 10 23.20890 03 49 53.74 -06 03 22.9          20.9 VuEU217807
         K22U07R |C2022 10 23.21541 03 49 56.58 -06 02 59.3          21.5 VuEU217807
         K22U07R |C2022 10 23.22192 03 49 59.44 -06 02 36.7          21.2 VuEU217807
    
    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, T. Lowe, A. Schultz, I.
        Smith.  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.
    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.
    
    Orbital elements:
    2022 UR7                                                 Earth MOID = 0.0554 AU
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
    M 320.05686              (2000.0)            P               Q                  
    n   0.43121023     Peri.  350.89791     +0.64499286     -0.76204640             
    a   1.7351753      Node    58.91428     +0.70526377     +0.56477882             
    e   0.3988373      Incl.    3.82834     +0.29425708     +0.31671779             
    P   2.29           H   25.12          G   0.15           U   8                  
    Residuals in seconds of arc
    221021 F51  0.1+  0.2+    221022 807  0.6-  0.1+    221022 474  0.7+  0.1-
    221021 F51  0.0   0.1-    221022 807  0.2-  0.0     221022 474  0.1-  0.0
    221021 F51  0.0   0.1-    221022 807  0.1+  0.1+    221023 807  0.1-  0.1-
    221021 F52  0.4+  0.1+    221022 474  0.6-  0.1+    221023 807  0.0   0.1+
    221021 F52  0.1-  0.1+    221022 474  0.8+  0.2-    221023 807 (0.5+  0.7-)
    
    Ephemeris:
    2022 UR7                 a,e,i = 1.74, 0.40, 4                   q = 1.0431
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 09 23    01 21 07.9 -16 32 57   0.1656  1.1546   153.9    22.5    22.6
    ...
    2022 10 08    02 14 12.8 -15 14 22   0.1115  1.0981   151.0    26.2    21.7
    ...
    2022 10 16    02 58 12.3 -11 51 15   0.09024 1.0751   148.6    28.9    21.3
    ...
    2022 10 22    03 40 26.2 -07 14 37   0.07871 1.0616   146.0    31.6    21.1
    2022 10 23    03 48 12.2 -06 16 44   0.07723 1.0597   145.5    32.1    21.0
    2022 10 24    03 56 08.9 -05 15 34   0.07588 1.0579   145.0    32.7    21.0
    ...
    2022 10 30    04 46 30.2 +01 48 22   0.07086 1.0492   140.9    36.7    21.0
    ...
    2022 11 07    05 53 37.4 +11 59 48   0.07253 1.0434   134.7    42.5    21.2
    ...
    2022 11 22    07 24 59.3 +25 21 01   0.09447 1.0512   130.1    46.0    21.9
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-U217
    


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