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  • MPEC 2023-S20 : 2023 RF15

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    M.P.E.C. 2023-S20                            Issued 2023 September 16, 22:29 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 RF15                                
    
    
    Observations:
         K23R15F  C2023 09 14.39428700 43 19.808+26 17 46.37         21.24wXES020F52
         K23R15F  C2023 09 14.40511000 43 23.855+26 18 36.57         21.29wXES020F52
         K23R15F  C2023 09 14.41591800 43 27.909+26 19 26.32         21.21wXES020F52
         K23R15F*KC2023 09 14.98448 00 47 18.21 +27 02 25.4          21.4 GXES020L51
         K23R15F KC2023 09 14.98634 00 47 18.99 +27 02 33.6          20.4 GXES020L51
         K23R15F KC2023 09 14.98807 00 47 19.69 +27 02 42.0          20.5 GXES020L51
         K23R15F 1C2023 09 15.08884 00 48 01.32 +27 10 19.6          21.1 VXES020033
         K23R15F 1C2023 09 15.09016 00 48 01.88 +27 10 26.1          21.2 VXES020033
         K23R15F 1C2023 09 15.09149 00 48 02.44 +27 10 31.3          20.7 VXES020033
         K23R15F KC2023 09 15.23473300 49 06.24 +27 21 51.5          20.9 VuES020H21
         K23R15F KC2023 09 15.24592300 49 10.75 +27 22 44.2                uES020H21
         K23R15F KC2023 09 15.24928100 49 12.09 +27 23 00.2          21.1 VuES020H21
         K23R15F  C2023 09 15.51058600 51 00.334+27 43 20.87         21.2 GVES020654
         K23R15F  C2023 09 15.51860500 51 03.672+27 43 57.50         21.2 GVES020654
         K23R15F 1C2023 09 15.85324 00 53 37.93 +28 09 55.7          21.6 VXES020033
         K23R15F 1C2023 09 15.85485 00 53 38.63 +28 10 03.5          21.8 VXES020033
         K23R15F 1C2023 09 15.85647 00 53 39.34 +28 10 11.4          21.8 VXES020033
         K23R15F KC2023 09 16.85951 01 01 25.40 +29 30 43.0          20.6 GXES020L51
         K23R15F KC2023 09 16.86403 01 01 27.51 +29 31 05.1          21.0 GXES020L51
         K23R15F KC2023 09 16.86857 01 01 29.61 +29 31 27.6          20.7 GXES020L51
         K23R15F 1C2023 09 16.88520 01 01 38.21 +29 32 37.0          20.7 VXES020033
         K23R15F 1C2023 09 16.88706 01 01 39.06 +29 32 46.2          20.4 VXES020033
         K23R15F 1C2023 09 16.88891 01 01 39.94 +29 32 55.6          20.8 VXES020033
         K23R15F 1C2023 09 16.89081 01 01 40.79 +29 33 05.1          20.5 VXES020033
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
        Hoegner, F. Ludwig, M. Hartmann, B. Stecklum.  Measurer B. Stecklum.
        1.34-m f/3 Schmidt + 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.
    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.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + CCD.
    L51 MARGO, Nauchnyi.  Observer G. Borisov.  0.50-m f/1.9 reflector + CCD.
    
    Orbital elements:
    2023 RF15                                                Earth MOID = 0.0298 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
    M 345.82414              (2000.0)            P               Q                  
    n   0.34695513     Peri.  136.84624     +0.78769873     -0.61487536             
    a   2.0057979      Node   261.13578     +0.55418615     +0.73430408             
    e   0.4972329      Incl.    2.21553     +0.26908813     +0.28762096             
    P   2.84           H   24.09          G   0.15           U   9                  
    Residuals in seconds of arc
    230914 F52  0.1-  0.1+    230915 033  0.6+  0.5-    230915 033  0.1-  0.1-
    230914 F52  0.1-  0.2+    230915 H21  0.3+  0.0     230916 L51  0.3-  0.3+
    230914 F52  0.0   0.0     230915 H21  0.4+  0.1-    230916 L51  0.0   0.1-
    230914 L51  0.3-  0.2+    230915 H21  0.2+  0.1+    230916 L51  0.1-  0.0
    230914 L51  0.3+  0.2-    230915 654  0.0   0.1-    230916 033  0.4+  0.1+
    230914 L51  0.5+  0.3+    230915 654  0.1-  0.1-    230916 033  0.1+  0.1+
    230915 033  0.1-  0.0     230915 033  0.1-  0.1-    230916 033  0.2+  0.3+
    230915 033  0.3+  0.4+    230915 033  0.1-  0.1-    230916 033  0.3-  0.3+
    
    Ephemeris:
    2023 RF15                a,e,i = 2.01, 0.50, 2                   q = 1.0084
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 08 17    23 14 06.6 +04 52 50   0.2923  1.2759   150.8    22.7    23.0
    ...
    2023 09 01    23 44 54.7 +13 11 10   0.1922  1.1835   152.7    23.0    22.0
    ...
    2023 09 09    00 13 30.8 +20 07 46   0.1498  1.1392   149.6    26.6    21.5
    ...
    2023 09 15    00 47 25.1 +27 03 55   0.1241  1.1090   144.2    32.0    21.1
    2023 09 16    00 54 40.6 +28 22 08   0.1205  1.1043   143.0    33.2    21.1
    2023 09 17    01 02 30.9 +29 42 27   0.1170  1.0996   141.7    34.5    21.1
    ...
    2023 09 23    02 04 33.2 +38 00 28   0.1009  1.0737   131.9    44.1    21.0
    ...
    2023 10 01    04 11 01.5 +45 15 37   0.09412 1.0451   115.3    60.0    21.2
    ...
    2023 10 16    07 27 16.2 +36 56 47   0.1212  1.0129    94.0    79.1    22.3
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S20
    


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