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  • MPEC 2023-U180 : 2023 UE4

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    M.P.E.C. 2023-U180                             Issued 2023 October 21, 20:14 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
    
                                    2023 UE4                                 
    
    
    Observations:
         K23U04E* C2023 10 18.56474904 55 31.665-07 46 33.24         21.42wXEU180F52
         K23U04E  C2023 10 18.57707504 55 32.037-07 47 06.61         21.65wXEU180F52
         K23U04E  C2023 10 18.58940904 55 32.423-07 47 40.03         21.38wXEU180F52
         K23U04E  C2023 10 18.60172204 55 32.805-07 48 13.45         21.34wXEU180F52
         K23U04E  C2023 10 19.55356904 56 10.607-08 31 48.35         21.89GVEU180F51
         K23U04E  C2023 10 19.55438704 56 10.637-08 31 50.72         21.85GVEU180F51
         K23U04E !C2023 10 20.37098 04 56 41.18 -09 10 01.2          21.8 RVEU180673
         K23U04E !C2023 10 20.39131 04 56 41.70 -09 10 58.5                VEU180673
         K23U04E KC2023 10 21.33339404 57 13.31 -09 55 50.1          21.6 VuEU180H21
         K23U04E KC2023 10 21.34040904 57 13.47 -09 56 10.1          21.6 VuEU180H21
         K23U04E KC2023 10 21.34770404 57 13.64 -09 56 31.3          21.4 VuEU180H21
    
    Observer details:
    673 Table Mountain Observatory, Wrightwood.  Observer J. Pittichova.  1.0-m
        f/15 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, P. Minguez, A.
        Schultz, I. Smith.  Measurers K. Chambers, 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, T. Lowe, P. Minguez, A.
        Schultz, I. Smith.  Measurers K. Chambers, 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.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, R. Holmes, L. Horn.  0.81-m f/4.0 astrograph + CCD.
    
    Orbital elements:
    2023 UE4                                                 Earth MOID = 0.1641 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
    M 199.11947              (2000.0)            P               Q                  
    n   0.96291543     Peri.   14.62351     -0.99673797     +0.07184732             
    a   1.0156497      Node   169.29245     -0.07802829     -0.97424897             
    e   0.2944477      Incl.   11.41171     +0.02061574     -0.21372158             
    P   1.02           H   21.94          G   0.15           U   9                  
    Residuals in seconds of arc
    231018 F52  0.1+  0.1-    231019 F51  0.1-  0.0     231021 H21  0.1+  0.1-
    231018 F52  0.1-  0.0     231019 F51  0.0   0.1-    231021 H21  0.0   0.1+
    231018 F52  0.0   0.1+    231020 673  0.7+  0.5+    231021 H21  0.1-  0.0
    231018 F52  0.0   0.1+    231020 673  0.2+  0.8+
    
    Ephemeris:
    2023 UE4                 a,e,i = 1.02, 0.29, 11                  q = 0.7166
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 09 21    04 22 01.9 +07 11 38   0.5258  1.2952   111.8    46.0    22.9
    ...
    2023 10 06    04 43 29.2 +00 25 04   0.4254  1.2685   120.2    42.9    22.3
    ...
    2023 10 14    04 51 55.9 -04 30 06   0.3773  1.2498   124.3    41.3    21.9
    ...
    2023 10 20    04 56 27.1 -08 52 19   0.3447  1.2337   126.8    40.3    21.7
    2023 10 21    04 57 02.0 -09 39 31   0.3396  1.2308   127.1    40.2    21.6
    2023 10 22    04 57 33.8 -10 27 42   0.3346  1.2279   127.4    40.1    21.6
    ...
    2023 10 28    04 59 35.2 -15 37 31   0.3068  1.2095   128.7    39.9    21.4
    ...
    2023 11 05    04 58 43.1 -23 21 25   0.2758  1.1823   128.2    41.2    21.1
    ...
    2023 11 20    04 42 30.8 -39 18 56   0.2369  1.1235   119.3    50.1    20.9
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U180
    


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