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  • MPEC 2023-S164 : 2023 SL4

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    M.P.E.C. 2023-S164                           Issued 2023 September 22, 21:33 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 SL4                                 
    
    
    Observations:
         K23S04L* C2023 09 21.00657 00 37 36.38 +17 06 17.2          19.8 GVES164K88
         K23S04L  C2023 09 21.00954 00 37 37.59 +17 05 41.7          19.8 GVES164K88
         K23S04L  C2023 09 21.01251 00 37 38.77 +17 05 06.7          19.9 GVES164K88
         K23S04L KC2023 09 21.03523500 37 47.82 +17 00 38.2          19.7 RoES164K88
         K23S04L KC2023 09 21.03819900 37 48.96 +17 00 03.2          20.0 RoES164K88
         K23S04L KC2023 09 21.04116500 37 50.18 +16 59 28.6          19.9 RoES164K88
         K23S04L KC2023 09 21.06697500 38 00.55 +16 54 23.9          19.7 RoES164K88
         K23S04L 1C2023 09 21.06823 00 38 03.18 +16 53 59.7          20.2 VXES164033
         K23S04L 1C2023 09 21.06875 00 38 03.35 +16 53 53.4          19.8 VXES164033
         K23S04L 1C2023 09 21.06927 00 38 03.60 +16 53 47.6          20.3 VXES164033
         K23S04L KC2023 09 21.06967600 38 01.66 +16 53 51.5          19.9 RoES164K88
         K23S04L 1C2023 09 21.06983 00 38 03.83 +16 53 41.0          20.4 VXES164033
         K23S04L KC2023 09 21.07237800 38 02.72 +16 53 19.7          19.7 RoES164K88
         K23S04L KC2023 09 22.22946200 46 10.65 +13 38 44.9          19.9 GXES164858
         K23S04L KC2023 09 22.23226700 46 11.40 +13 38 20.4          19.7 GXES164858
         K23S04L KC2023 09 22.23507300 46 12.17 +13 37 56.2          19.7 GXES164858
         K23S04L KC2023 09 22.28326100 46 20.14 +13 30 40.9          20.1 VuES164H21
         K23S04L KC2023 09 22.28606900 46 20.86 +13 30 16.4          20.4 VuES164H21
         K23S04L KC2023 09 22.28887700 46 21.59 +13 29 51.5          20.6 VuES164H21
         K23S04L KC2023 09 22.29187100 46 22.35 +13 29 25.2          20.8 VuES164H21
         K23S04L KB2023 09 22.84763200 49 32.97 +12 12 18.0          19.8 GVES164I93
         K23S04L KB2023 09 22.85413800 49 34.66 +12 11 29.4          19.9 GVES164I93
         K23S04L KB2023 09 22.86020800 49 36.25 +12 10 42.7          20.2 GVES164I93
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
        Hogner, F. Ludwig, M. Hartmann, B. Stecklum.  Measurer B. Stecklum.
        1.34-m f/3 Schmidt + CCD.
    858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
        Schmidt-Cassegrain + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, R. Holmes, L. Horn.  0.81-m f/4.0 astrograph + CCD.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CMO.
    K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
    
    Orbital elements:
    2023 SL4                                                 Earth MOID = 0.0135 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
    M  21.10820              (2000.0)            P               Q                  
    n   0.61510575     Peri.  125.55829     +0.63182840     +0.77509904             
    a   1.3693134      Node   183.63368     -0.72908821     +0.59264928             
    e   0.3071141      Incl.    3.42646     -0.26310313     +0.21906234             
    P   1.60           H   26.69          G   0.15           U   8                  
    Residuals in seconds of arc
    230921 K88  0.3-  0.4+    230921 033  0.6-  0.2-    230922 H21  0.0   0.0
    230921 K88  0.1+  0.0     230921 033  0.0   0.1+    230922 H21  0.0   0.2+
    230921 K88  0.1+  0.1+    230921 K88  0.4+  0.4-    230922 H21  0.1+  0.0
    230921 K88  0.3+  0.0     230921 033  0.1+  0.1+    230922 H21  0.0   0.1-
    230921 K88  0.4-  0.0     230921 K88  0.1-  0.3-    230922 I93  0.5+  0.1-
    230921 K88  0.1+  0.4+    230922 858  0.1+  0.1-    230922 I93  0.2-  0.5+
    230921 K88  0.1+  0.2+    230922 858  0.1-  0.3-    230922 I93  0.3-  0.4-
    230921 033  0.0   0.0     230922 858  0.1+  0.1-
    
    Ephemeris:
    2023 SL4                 a,e,i = 1.37, 0.31, 3                   q = 0.9488
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 08 23    13 42 09.4 +13 13 44   0.09355 0.9577    52.7   122.8    26.5
    ...
    2023 09 07    14 23 52.6 +26 21 24   0.03398 0.9876    52.3   126.1    24.7
    ...
    2023 09 15    20 55 29.9 +58 06 47   0.01353 1.0109   111.3    67.9    19.8
    ...
    2023 09 21    00 37 35.8 +17 10 19   0.02890 1.0312   158.4    21.0    20.1
    2023 09 22    00 44 39.6 +14 15 25   0.03260 1.0348   160.6    18.8    20.3
    2023 09 23    00 50 06.6 +11 55 29   0.03640 1.0384   162.2    17.2    20.5
    ...
    2023 09 29    01 06 47.3 +04 13 37   0.06055 1.0613   168.0    11.3    21.4
    ...
    2023 10 07    01 13 53.6 +00 16 07   0.09531 1.0942   172.0     7.4    22.3
    ...
    2023 10 22    01 17 22.0 -01 54 23   0.1701  1.1610   165.7    12.2    23.9
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S164
    


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