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  • MPEC 2023-S236 : 2023 SF7

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    M.P.E.C. 2023-S236                           Issued 2023 September 27, 13:29 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 SF7                                 
    
    
    Observations:
         K23S07F*1C2023 09 26.28527800 16 01.240+03 14 11.83         19.25GVES236G96
         K23S07F 1C2023 09 26.28991200 16 01.981+03 15 38.59         19.97GVES236G96
         K23S07F 1C2023 09 26.29454300 16 02.687+03 17 03.98         19.62GVES236G96
         K23S07F 1C2023 09 26.29917800 16 03.421+03 18 30.53         19.00GVES236G96
         K23S07F mC2023 09 26.36257800 16 13.343+03 38 05.42         21.17GVES236I52
         K23S07F mC2023 09 26.36291000 16 13.404+03 38 11.83         20.53GVES236I52
         K23S07F mC2023 09 26.36324200 16 13.462+03 38 18.35         20.36GVES236I52
         K23S07F mC2023 09 26.36357500 16 13.534+03 38 24.00         20.29GVES236I52
         K23S07F mC2023 09 26.44776400 16 27.577+04 04 14.02         20.13GVES236I52
         K23S07F mC2023 09 26.44809500 16 27.638+04 04 20.32               VES236I52
         K23S07F mC2023 09 26.44843400 16 27.743+04 04 26.15               VES236I52
         K23S07F mC2023 09 26.44876600 16 27.844+04 04 33.10               VES236I52
         K23S07F KB2023 09 26.92274300 18 20.31 +06 27 08.7          19.7 GVES236I93
         K23S07F KB2023 09 26.92768500 18 21.18 +06 28 36.6          20.1 GVES236I93
         K23S07F KB2023 09 26.93262300 18 21.97 +06 30 04.0          20.0 GVES236I93
         K23S07F KC2023 09 26.96159 00 18 25.36 +06 38 36.8                VES236204
         K23S07F KC2023 09 26.96968 00 18 26.65 +06 41 00.4                VES236204
         K23S07F KC2023 09 26.97786 00 18 27.96 +06 43 25.7          19.7 GVES236204
         K23S07F KC2023 09 27.17983700 19 16.47 +07 43 01.7          19.7 GXES236858
         K23S07F KC2023 09 27.18684900 19 17.61 +07 45 04.8          19.9 GXES236858
         K23S07F KC2023 09 27.19373500 19 18.73 +07 47 05.5          19.8 GXES236858
         K23S07F  C2023 09 27.34646400 19 41.890+08 31 19.35         19.6 GVES236H01
         K23S07F  C2023 09 27.35546500 19 43.244+08 33 53.92         19.6 GVES236H01
         K23S07F  C2023 09 27.36028400 19 43.979+08 35 16.50         21.3 GVES236H01
         K23S07F  C2023 09 27.36911400 19 45.309+08 37 48.04         20.1 GVES236H01
    
    Observer details:
    204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
        reflector + CCD.
    858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
        Schmidt-Cassegrain + CCD.
    G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers E. J. Christensen,
        D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller,
        J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
        Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K
        CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer A. Serrano.  Measurers
        E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D.
        Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J.
        Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W.
        Wierzchos.  1.0-m prime focus + CCD.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CMO.
    
    Orbital elements:
    2023 SF7                                                 Earth MOID = 0.0475 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
    M 358.57104              (2000.0)            P               Q                  
    n   0.37838471     Peri.  349.86506     +0.99074092     +0.13552763             
    a   1.8931295      Node     2.39038     -0.10710965     +0.81665599             
    e   0.4466202      Incl.   11.11955     -0.08342639     +0.56098596             
    P   2.60           H   26.22          G   0.15           U   8                  
    Residuals in seconds of arc
    230926 G96  0.2-  0.4-    230926 I52  0.1+  0.1+    230927 858  0.1+  0.5+
    230926 G96  0.1+  0.2+    230926 I52  0.7+  0.2-    230927 858  0.1+  0.6+
    230926 G96  0.2-  0.5-    230926 I52  1.3+  0.6+    230927 858  0.3+  0.7+
    230926 G96  0.0   0.1-    230926 I93  0.2-  2.2+    230927 H01  0.0   0.1+
    230926 I52  0.1-  0.1-    230926 I93  0.7+  1.9+    230927 H01  0.0   0.1-
    230926 I52  0.0   0.1+    230926 I93  0.4+  1.3+    230927 H01  0.1+  0.2-
    230926 I52  0.1+  0.5+    230926 204  0.2+  1.2+    230927 H01  0.1-  0.2-
    230926 I52  0.4+  0.0     230926 204  0.1+  1.1+
    230926 I52  0.0   0.1-    230926 204  0.2+  1.3+
    
    Ephemeris:
    2023 SF7                 a,e,i = 1.89, 0.45, 11                  q = 1.0476
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 08 28    21 04 00.5 -75 16 52   0.1327  1.0707   113.8    59.7    24.1
    ...
    2023 09 12    23 01 02.0 -60 08 31   0.07214 1.0490   124.2    52.5    22.5
    ...
    2023 09 20    23 49 04.2 -31 23 21   0.05011 1.0482   150.0    28.6    21.1
    ...
    2023 09 26    00 14 57.2 +01 46 15   0.04990 1.0527   178.2     1.7    20.0
    2023 09 27    00 18 32.6 +06 51 29   0.05157 1.0539   174.2     5.5    20.3
    2023 09 28    00 21 57.0 +11 35 01   0.05365 1.0551   170.0     9.5    20.6
    ...
    2023 10 04    00 38 56.5 +31 58 16   0.07253 1.0652   152.1    26.1    21.8
    ...
    2023 10 12    00 54 30.6 +44 37 21   0.1066  1.0847   142.4    34.2    23.0
    ...
    2023 10 27    01 12 55.2 +51 35 37   0.1808  1.1378   139.6    34.5    24.2
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S236
    


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