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  • MPEC 2021-R347 : 2021 RS16

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    M.P.E.C. 2021-R347                           Issued 2021 September 15, 14:58 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  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
    
                                    2021 RS16                                
    
    
    Observations:
         K21R16S* C2021 09 10.44636100 32 12.302-25 53 41.13         21.59wUER347F51
         K21R16S  C2021 09 10.45663800 32 12.687-25 53 43.18         21.93wUER347F51
         K21R16S  C2021 09 10.46693900 32 13.073-25 53 44.79         22.37wUER347F51
         K21R16S  C2021 09 10.47722000 32 13.451-25 53 46.78         22.19wUER347F51
         K21R16S |C2021 09 13.29279 00 34 24.50 -25 59 41.5          21.5 GVER347807
         K21R16S |C2021 09 13.29648 00 34 24.63 -25 59 41.6          21.6 GVER347807
         K21R16S |C2021 09 13.30018 00 34 24.75 -25 59 41.8          21.4 GVER347807
         K21R16S ^C2021 09 13.52302200 34 35.085-26 00 20.92         21.54GVER347568
         K21R16S ^C2021 09 13.52498500 34 35.152-26 00 21.07         21.58GVER347568
         K21R16S ^C2021 09 13.52596400 34 35.185-26 00 21.08         21.63GVER347568
         K21R16S  C2021 09 15.47297800 36 04.438-26 01 54.26         22.32wUER347F51
         K21R16S  C2021 09 15.48540900 36 04.848-26 01 54.40         22.69wUER347F51
         K21R16S  C2021 09 15.51166200 36 05.727-26 01 54.42         22.38wUER347F51
    
    Observer details:
    568 Mauna Kea.  Observers R. Wainscoat, H. Januszewski, N. Manset.  Measurers
        R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  1.00-m f/10.0 astrograph + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, I.
        Smith.  Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H.
        Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
        Weryk.  1.8-m Ritchey-Chretien + CCD.
    
    Orbital elements:
    2021 RS16                                                Earth MOID = 0.1530 AU
    Epoch 2021 July 5.0 TT = JDT 2459400.5                  Veres                   
    M 333.93980              (2000.0)            P               Q                  
    n   0.20832328     Peri.  356.78889     +0.74356482     -0.66029435             
    a   2.8182370      Node    45.13725     +0.61675478     +0.61632616             
    e   0.5935637      Incl.    8.55700     +0.25831164     +0.42913102             
    P   4.73           H   22.69          G   0.15           U   7                  
    Residuals in seconds of arc
    210910 F51  0.0   0.0     210913 807  0.0   0.1-    210915 F51  0.1+  0.0
    210910 F51  0.0   0.1-    210913 807  0.2-  0.0     210915 F51  0.0   0.0
    210910 F51  0.0   0.1+    210913 568  0.0   0.0     210915 F51  0.1-  0.0
    210910 F51  0.0   0.0     210913 568  0.0   0.0
    210913 807  0.1+  0.2-    210913 568  0.0   0.0
    
    Ephemeris:
    2021 RS16                a,e,i = 2.82, 0.59, 9                   q = 1.1454
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 08 16    00 07 54.1 -23 28 37   0.5662  1.5085   144.1    23.2    23.4
    ...
    2021 08 31    00 23 16.0 -25 04 28   0.4386  1.4061   149.9    21.1    22.7
    ...
    2021 09 08    00 30 13.7 -25 45 00   0.3815  1.3554   151.6    20.7    22.3
    ...
    2021 09 14    00 34 57.4 -26 00 38   0.3434  1.3197   152.3    20.8    22.0
    2021 09 15    00 35 43.0 -26 01 26   0.3374  1.3139   152.3    20.8    21.9
    2021 09 16    00 36 28.1 -26 01 36   0.3315  1.3083   152.4    20.9    21.9
    ...
    2021 09 22    00 40 54.2 -25 47 32   0.2983  1.2757   152.4    21.4    21.6
    ...
    2021 09 30    00 46 51.3 -24 36 06   0.2592  1.2368   152.2    22.2    21.3
    ...
    2021 10 15    01 00 34.8 -18 08 53   0.2015  1.1803   153.0    22.5    20.6
    
    M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-R347
    


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