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  • MPEC 2023-K190 : 2023 KM4

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    M.P.E.C. 2023-K190                                 Issued 2023 May 29, 21:49 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 KM4                                 
    
    
    Observations:
         K23K04M* C2023 05 27.49714917 52 20.953+03 44 42.71         21.18wXEK190F52
         K23K04M  C2023 05 27.50747817 52 19.540+03 45 41.81         21.46wXEK190F52
         K23K04M  C2023 05 27.51782317 52 18.136+03 46 41.61         20.77wXEK190F52
         K23K04M  C2023 05 27.59984917 52 06.950+03 54 32.81         21.00GVEK190F51
         K23K04M  C2023 05 27.60049217 52 06.867+03 54 36.55         21.04GVEK190F51
         K23K04M pC2023 05 27.96498917 51 24.72 +04 29 05.8          20.0 VcEK190L01
         K23K04M KC2023 05 27.96730217 51 24.36 +04 29 20.1          19.6 VcEK190L01
         K23K04M KC2023 05 27.97003617 51 24.01 +04 29 35.4          20.3 VcEK190L01
         K23K04M KC2023 05 28.00605317 51 19.64 +04 33 00.5          20.0 GXEK190I93
         K23K04M KC2023 05 28.03029417 51 16.38 +04 35 18.1          21.0 GXEK190I93
         K23K04M KC2023 05 28.29634 17 50 43.85 +05 00 29.3          20.2 VqEK190H36
         K23K04M KC2023 05 28.31296 17 50 41.60 +05 02 02.8          20.4 VqEK190H36
         K23K04M KC2023 05 28.32957 17 50 39.38 +05 03 36.5          20.5 VqEK190H36
         K23K04M  C2023 05 28.36390817 50 35.511+05 06 52.72         21.0 GVEK190654
         K23K04M  C2023 05 28.37135117 50 34.497+05 07 34.65         21.0 GVEK190654
         K23K04M  C2023 05 28.40581017 50 29.797+05 10 48.86         21.1 GVEK190654
         K23K04M  C2023 05 28.41375517 50 28.700+05 11 33.62         21.1 GVEK190654
         K23K04M KC2023 05 29.29649 17 48 41.49 +06 33 25.6                oEK190291
         K23K04M KC2023 05 29.30916 17 48 39.74 +06 34 36.7                oEK190291
         K23K04M KC2023 05 29.31076517 48 39.29 +06 34 43.4          20.4 GXEK190858
         K23K04M KC2023 05 29.31775817 48 38.33 +06 35 22.0          20.8 GXEK190858
         K23K04M KC2023 05 29.32543017 48 37.32 +06 36 04.1          20.8 GXEK190858
         K23K04M  C2023 05 29.37607017 48 30.781+06 40 42.52         21.0 GVEK190654
         K23K04M  C2023 05 29.38493117 48 29.578+06 41 31.31         21.0 GVEK190654
         K23K04M  C2023 05 29.40628317 48 26.621+06 43 28.32         21.0 GVEK190654
         K23K04M  C2023 05 29.41401417 48 25.575+06 44 10.67         21.0 GVEK190654
    
    Observer details:
    291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
    654 Table Mountain Observatory, Wrightwood-PHMC.  Observers N. Evans, P. Choi,
        N. Saini, C. Zhai, R. Trahan, M. Shao.  1.0-m Reflector + CCD.
    858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
        Schmidt-Cassegrain + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, P.
        Minguez, 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, T. Lowe, P. Minguez, A.
        Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Bulger, J.
        Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, Y.
        Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat, R. Weryk.  1.8-m Ritchey-
        Chretien + CCD.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    
    Orbital elements:
    2023 KM4                                                 Earth MOID = 0.1674 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M   4.38309              (2000.0)            P               Q                  
    n   0.73023806     Peri.  292.90340     -0.92525526     -0.18718767             
    a   1.2213114      Node   237.82414     +0.25506538     -0.95079759             
    e   0.0733484      Incl.   22.94287     -0.28079236     -0.24686985             
    P   1.35           H   22.57          G   0.15           U   8                  
    Residuals in seconds of arc
    230527 F52  0.2-  0.0     230528 I93  0.1-  0.2-    230529 291  0.1-  0.1-
    230527 F52  0.1-  0.3-    230528 H36  0.3-  0.4+    230529 858  0.1-  0.1-
    230527 F52  0.1+  0.1-    230528 H36  0.2-  0.0     230529 858  0.2-  0.0
    230527 F51  0.0   0.0     230528 H36  0.3+  0.1-    230529 858  0.4+  0.0
    230527 F51  0.0   0.0     230528 654  0.1-  0.0     230529 654  0.0   0.1-
    230527 L01  0.7+  0.9-    230528 654  0.1-  0.1-    230529 654  0.2+  0.1+
    230527 L01  0.1-  0.3+    230528 654  0.0   0.0     230529 654  0.2-  0.1+
    230527 L01  0.1+  0.0     230528 654  0.2-  0.0     230529 654  0.1+  0.1+
    230528 I93  0.2+  0.2+    230529 291  0.1+  1.4-
    
    Ephemeris:
    2023 KM4                 a,e,i = 1.22, 0.07, 23                  q = 1.1317
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 04 29    18 26 10.3 -40 15 42   0.2675  1.1684   121.3    47.4    21.8
    ...
    2023 05 14    18 15 50.8 -19 18 48   0.2187  1.1837   138.7    34.3    21.1
    ...
    2023 05 22    18 03 01.4 -05 29 10   0.2122  1.1924   145.1    29.0    20.9
    ...
    2023 05 28    17 51 19.8 +04 32 47   0.2182  1.1991   145.3    28.8    20.9
    2023 05 29    17 49 17.1 +06 06 23   0.2201  1.2002   144.9    29.0    21.0
    2023 05 30    17 47 13.6 +07 37 28   0.2222  1.2013   144.5    29.4    21.0
    ...
    2023 06 05    17 34 47.9 +15 43 35   0.2393  1.2082   140.3    32.5    21.2
    ...
    2023 06 13    17 19 04.6 +23 39 45   0.2713  1.2173   133.2    37.5    21.7
    ...
    2023 06 28    16 57 06.2 +31 11 15   0.3472  1.2343   121.6    44.6    22.4
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-K190
    


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