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  • MPEC 2023-K177 : 2023 KC4

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    M.P.E.C. 2023-K177                                 Issued 2023 May 29, 00:32 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 KC4                                 
    
    
    Observations:
         K23K04C  C2023 05 25.38575 17 01 53.15 +01 52 43.9                VEK177703
         K23K04C  C2023 05 25.39185 17 01 52.36 +01 53 03.4          20.9 GVEK177703
         K23K04C* C2023 05 27.44183116 56 46.493+03 52 26.01         20.07wXEK177F51
         K23K04C  C2023 05 27.45367716 56 44.499+03 53 09.58         20.19wXEK177F51
         K23K04C  C2023 05 27.46549516 56 42.513+03 53 52.88         20.13wXEK177F51
         K23K04C  C2023 05 27.47722716 56 40.530+03 54 36.07         20.38wXEK177F51
         K23K04C  C2023 05 27.56969216 56 24.943+04 00 16.57         19.85GVEK177F52
         K23K04C  C2023 05 27.57032616 56 24.835+04 00 18.85         19.93GVEK177F52
         K23K04C  C2023 05 27.57096016 56 24.728+04 00 21.25         19.95GVEK177F52
         K23K04C KC2023 05 27.93872316 55 25.69 +04 23 04.9          20.2 VcEK177L01
         K23K04C KC2023 05 27.94040616 55 25.43 +04 23 11.0          20.2 VcEK177L01
         K23K04C KC2023 05 27.94133016 55 25.43 +04 23 14.9          19.8 GXEK177I93
         K23K04C KC2023 05 27.94208816 55 25.14 +04 23 17.9          20.0 VcEK177L01
         K23K04C KC2023 05 27.94663816 55 24.58 +04 23 34.5          19.7 GXEK177I93
         K23K04C KC2023 05 27.95168316 55 23.67 +04 23 53.5          19.6 GXEK177I93
         K23K04C KC2023 05 27.96733116 55 20.990+04 24 50.29         19.7 GVEK177J95
         K23K04C KC2023 05 27.97324816 55 19.949+04 25 13.26         20.0 GVEK177J95
         K23K04C KC2023 05 27.98256216 55 18.382+04 25 47.68         20.1 GVEK177J95
         K23K04C KB2023 05 28.05179416 55 07.330+04 30 33.58         20.1 GXEK177859
         K23K04C KB2023 05 28.06474016 55 05.084+04 31 22.61         20.1 GXEK177859
         K23K04C KB2023 05 28.07749416 55 02.823+04 32 10.90               XEK177859
         K23K04C  C2023 05 28.31007916 54 23.382+04 46 37.76         20.1 GVEK177654
         K23K04C  C2023 05 28.31408916 54 22.667+04 46 53.10         20.1 GVEK177654
         K23K04C  C2023 05 28.34392216 54 17.366+04 48 47.64         20.0 GVEK177654
         K23K04C  C2023 05 28.34783816 54 16.684+04 49 02.60         20.0 GVEK177654
         K23K04C 1C2023 05 28.39544016 54 08.358+04 52 01.99               LEK177658
         K23K04C 1C2023 05 28.39829916 54 07.862+04 52 12.58               LEK177658
         K23K04C 1C2023 05 28.40115716 54 07.357+04 52 23.76               LEK177658
         K23K04C 1C2023 05 28.40401616 54 06.817+04 52 34.53               LEK177658
         K23K04C 1C2023 05 28.40688716 54 06.292+04 52 45.77               LEK177658
         K23K04C 1C2023 05 28.90195616 52 40.890+05 24 54.70               VEK177246
         K23K04C 1C2023 05 28.90264016 52 40.670+05 24 58.20               VEK177246
         K23K04C 1C2023 05 28.90332416 52 40.770+05 24 59.40               VEK177246
    
    Observer details:
    246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha, M. Janda, M.
        Honkova.  Measurer M. Tichy.  1.06-m f/2.7 Reflector + 2048x2048 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.
    658 National Research Council of Canada.  Observers D. D. Balam, C. E. Spratt.
        Measurers D. D. Balam, D. W. E. Green.  1.82-m Reflector + CCD.
    703 Catalina Sky Survey.  Observer R. A. Kowalski.  Measurers B. Gray, D.
        Rankin, F. C. Shelly.  0.68-m Schmidt + 10K CCD.
    859 Wykrota Observatory-CEAMIG.  Observer C. Jacques.  0.45-m f/2.9 reflector
        + CMO.
    F51 Pan-STARRS 1, 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.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, 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.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
        + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    
    Orbital elements:
    2023 KC4                                                 Earth MOID = 0.1918 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Bell                    
    M 301.35106              (2000.0)            P               Q                  
    n   0.35694781     Peri.  159.95509     +0.94882426     -0.27463459             
    a   1.9681864      Node   217.13496     +0.24291795     +0.95016677             
    e   0.8041271      Incl.   14.96696     +0.20180038     +0.14750915             
    P   2.76           H   20.42          G   0.15           U   9                  
    Residuals in seconds of arc
    230525 703  0.7-  0.4+    230527 I93  0.6-  0.4+    230528 654  0.0   0.0
    230525 703  0.8+  0.4-    230527 L01  0.0   0.4+    230528 654  0.1-  0.1+
    230527 F51  0.0   0.1+    230527 I93  0.3+  0.0     230528 654  0.2+  0.0
    230527 F51  0.0   0.1+    230527 I93  0.4-  0.0     230528 658  0.2-  0.6+
    230527 F51  0.1+  0.0     230527 J95  0.1+  0.3-    230528 658  0.0   0.2+
    230527 F51  0.0   0.1+    230527 J95  0.3-  0.3+    230528 658  0.0   0.4+
    230527 F52  0.0   0.0     230527 J95  0.1+  0.4-    230528 658  0.5-  0.2+
    230527 F52  0.0   0.0     230528 859  0.1-  0.2+    230528 658  0.8-  0.4+
    230527 F52  0.0   0.0     230528 859  0.1+  0.1+    230528 246  0.3-  0.4+
    230527 L01  0.4-  0.0     230528 859  0.4-  0.1+    230528 246  1.7-  1.2+
    230527 L01  0.0   0.2-    230528 654  0.1+  0.0     230528 246  1.6+  0.3-
    
    Ephemeris:
    2023 KC4                 a,e,i = 1.97, 0.80, 15                  q = 0.3855
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 04 29    17 26 38.9 -12 16 43   0.8750  1.7414   135.3    24.0    22.5
    ...
    2023 05 14    17 19 50.8 -06 13 32   0.6157  1.5690   148.6    19.6    21.3
    ...
    2023 05 22    17 08 52.9 -00 59 50   0.4950  1.4711   153.2    18.0    20.7
    ...
    2023 05 28    16 55 15.4 +04 27 06   0.4149  1.3946   152.6    19.6    20.2
    2023 05 29    16 52 23.2 +05 31 34   0.4026  1.3816   151.9    20.2    20.2
    2023 05 30    16 49 18.9 +06 39 17   0.3906  1.3685   151.1    21.0    20.1
    ...
    2023 06 05    16 25 43.6 +14 42 13   0.3262  1.2884   142.4    28.7    19.8
    ...
    2023 06 13    15 33 44.6 +29 02 19   0.2660  1.1768   121.6    47.3    19.7
    ...
    2023 06 28    12 03 18.9 +52 15 31   0.2597  0.9526    68.5    96.8    20.9
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-K177
    


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