• MPC Preparation (Info)

  • MPEC 2020-B84 : 2020 BJ3

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    M.P.E.C. 2020-B84                              Issued 2020 January 22, 22:59 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
    
                                    2020 BJ3                                 
    
    
    Observations:
         K20B03J* C2020 01 21.38837308 09 11.802+12 01 27.08         20.8 GVEB084F52
         K20B03J  C2020 01 21.40084008 09 14.400+12 02 04.15         20.5 GVEB084F52
         K20B03J  C2020 01 21.41288908 09 16.902+12 02 39.81         20.7 GVEB084F52
         K20B03J  C2020 01 22.07924 08 11 51.35 +12 34 26.4          19.9 VVEB084033
         K20B03J  C2020 01 22.08178 08 11 51.90 +12 34 33.3          19.5 VVEB084033
         K20B03J  C2020 01 22.08432 08 11 52.46 +12 34 40.6          19.7 VVEB084033
         K20B03J KC2020 01 22.16724708 12 16.00 +12 38 53.8          20.3 VuEB084H21
         K20B03J KC2020 01 22.17306008 12 17.24 +12 39 11.0          20.5 VuEB084H21
         K20B03J KC2020 01 22.18119908 12 18.95 +12 39 34.8          20.8 VuEB084H21
         K20B03J KC2020 01 22.88505608 15 02.37 +13 13 01.4          20.7 GVEB084L01
         K20B03J KC2020 01 22.88663008 15 02.69 +13 13 05.4          20.6 GVEB084L01
         K20B03J KC2020 01 22.88820608 15 02.97 +13 13 10.2          20.7 GVEB084L01
         K20B03J KC2020 01 22.92352 08 15 10.57 +13 14 52.3          20.5 GVEB084104
         K20B03J KC2020 01 22.92866 08 15 11.64 +13 15 06.9          20.4 GVEB084104
         K20B03J KC2020 01 22.93379 08 15 12.73 +13 15 21.7          20.4 GVEB084104
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, F. 
       Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers P. 
       Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, T. 
       Lowe, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y. 
       Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0 
       astrograph + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector + 
       CCD.
    
    Orbital elements:
    2020 BJ3                                                 Earth MOID = 0.1036 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Bell
    M  64.44833              (2000.0)            P               Q
    n   0.42790554     Peri.  330.85752     -0.17783015     -0.98131300
    a   1.7440976      Node   129.28673     +0.92025478     -0.19229003
    e   0.3820132      Incl.    5.44867     +0.34857938     +0.00702503
    P   2.30           H   24.5           G   0.15           U   7
    Residuals in seconds of arc
    200121 F52  0.1-  0.1+    200122 033  0.1+  0.1-    200122 L01  0.2+  0.2-
    200121 F52  0.1-  0.1+    200122 H21  0.0   0.3-    200122 L01  0.5-  0.1+
    200121 F52  0.1-  0.1+    200122 H21  0.2+  0.1-    200122 104  0.2-  0.0
    200122 033  0.1+  0.2+    200122 H21  0.0   0.1-    200122 104  0.2-  0.1-
    200122 033  0.0   0.1-    200122 L01  0.4+  0.3+    200122 104  0.2+  0.1+
    
    Ephemeris:
    2020 BJ3                 a,e,i = 1.74, 0.38, 5                   q = 1.0778
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 12 23    06 01 59.8 -10 17 58   0.1159  1.0820   146.3    30.3    21.3
    ...
    2020 01 07    07 05 51.9 -00 38 04   0.1036  1.0793   156.9    21.0    20.8
    ...
    2020 01 15    07 42 16.5 +06 29 24   0.1064  1.0867   165.2    13.4    20.6
    ...
    2020 01 21    08 07 37.2 +11 42 29   0.1133  1.0962   171.6     7.6    20.5
    2020 01 22    08 11 34.6 +12 31 24   0.1149  1.0981   172.6     6.6    20.5
    2020 01 23    08 15 26.7 +13 19 05   0.1165  1.1001   173.6     5.7    20.5
    ...
    2020 01 29    08 36 45.4 +17 35 18   0.1289  1.1137   178.5     1.4    20.5
    ...
    2020 02 06    09 00 04.8 +21 49 06   0.1515  1.1364   173.1     6.0    21.1
    ...
    2020 02 21    09 30 49.5 +25 46 34   0.2105  1.1907   162.0    14.9    22.3
    
    A. U. Tomatic                (C) Copyright 2020 MPC           M.P.E.C. 2020-B84
    


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