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  • MPEC 2020-B293 : 2020 BJ13

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    M.P.E.C. 2020-B293                             Issued 2020 January 31, 00:04 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 BJ13                                
    
    
    Observations:
         K20B13J* C2020 01 29.35761 10 28 37.11 -07 31 46.3          19.9 GVEB293G96
         K20B13J  C2020 01 29.36278 10 28 36.07 -07 30 34.7          20.2 GVEB293G96
         K20B13J  C2020 01 29.36794 10 28 35.01 -07 29 22.9          20.2 GVEB293G96
         K20B13J  C2020 01 29.37309 10 28 33.95 -07 28 11.4          19.8 GVEB293G96
         K20B13J  C2020 01 29.38283410 28 30.69 -07 26 03.7          19.7 GVEB293H01
         K20B13J  C2020 01 29.38632510 28 29.98 -07 25 15.1          19.5 GVEB293H01
         K20B13J  C2020 01 29.39673510 28 27.87 -07 22 50.5          19.8 GVEB293H01
         K20B13J  C2020 01 29.40368810 28 26.48 -07 21 13.9          19.9 GVEB293H01
         K20B13J  C2020 01 29.41427 10 28 25.53 -07 18 40.1          18.7 GVEB293I52
         K20B13J  C2020 01 29.41525 10 28 25.33 -07 18 26.8          20.2 GVEB293I52
         K20B13J  C2020 01 29.41622 10 28 25.14 -07 18 13.1          20.2 GVEB293I52
         K20B13J  C2020 01 29.41719 10 28 24.96 -07 17 59.6          20.1 GVEB293I52
         K20B13J KC2020 01 29.97365 10 27 55.78 -05 16 52.3          20.0 GVEB293104
         K20B13J KC2020 01 29.98130 10 27 54.51 -05 15 16.4          19.7 GVEB293104
         K20B13J KC2020 01 30.01226310 27 48.40 -05 08 56.1          20.1 GVEB293L01
         K20B13J KC2020 01 30.01386810 27 48.13 -05 08 36.4          20.1 GVEB293L01
         K20B13J KC2020 01 30.01547110 27 47.85 -05 08 17.0          20.0 GVEB293L01
         K20B13J  C2020 01 30.39176 10 27 19.14 -03 51 58.0          20.0 GVEB293I52
         K20B13J  C2020 01 30.39267 10 27 18.94 -03 51 48.0          20.1 GVEB293I52
         K20B13J  C2020 01 30.39357 10 27 18.80 -03 51 37.0          19.8 GVEB293I52
         K20B13J  C2020 01 30.39447 10 27 18.63 -03 51 26.5          19.8 GVEB293I52
         K20B13J  C2020 01 30.50307810 27 13.652-03 29 37.58         20.23wUEB293F52
         K20B13J  C2020 01 30.51562710 27 11.222-03 27 13.89         19.93wUEB293F52
    
    Observer details:
    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, T. Dukes, T. Lowe, A. 
       Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. 
       Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. 
       Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer D. Rankin.  Measurers E. J. Christensen, G. A. 
       Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, 
       S. M. Larson, G. J. Leonard, T. A. Pruyne, D. Rankin, R. L. Seaman, 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 R. A. Kowalski.  
        Measurers E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. 
       Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. 
       Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m 
       reflector + CCD.
    L01 Visnjan Observatory, Tican.  Observers K. Korlevic, F. Valentine.  Measurer 
       K. Korlevic.  1.0-m f/2.9 reflector + CCD.
    
    Orbital elements:
    2020 BJ13                                                Earth MOID = 0.0120 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Bell
    M 129.30837              (2000.0)            P               Q
    n   0.76019973     Peri.  297.00067     +0.26321500     -0.96425191
    a   1.1890065      Node   137.70159     +0.90046134     +0.23417229
    e   0.2189092      Incl.    2.60571     +0.34624737     +0.12402252
    P   1.30           H   26.7           G   0.15           U   7
    Residuals in seconds of arc
    200129 G96  0.3-  0.3+    200129 I52  0.1-  0.0     200130 L01  0.2-  0.0
    200129 G96  0.1-  0.0     200129 I52  0.1-  0.2-    200130 I52  0.1+  0.1+
    200129 G96  0.1-  0.1+    200129 I52  0.0   0.0     200130 I52  0.4-  0.5-
    200129 G96  0.2-  0.1+    200129 I52  0.2+  0.1+    200130 I52  0.0   0.0
    200129 H01  0.1+  0.2-    200129 104  0.4+  0.9-    200130 I52  0.1-  0.1+
    200129 H01  0.1+  0.1-    200129 104  0.2+  0.1-    200130 F52  0.1+  0.3-
    200129 H01  0.1+  0.1-    200130 L01  0.1-  0.7+    200130 F52  0.1+  0.4+
    200129 H01  0.2+  0.0     200130 L01  0.1-  0.5+
    
    Ephemeris:
    2020 BJ13                a,e,i = 1.19, 0.22, 3                   q = 0.9287
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 01 01    22 04 31.6 -39 58 35   0.06059 0.9419    45.6   131.8    26.4
    ...
    2020 01 16    21 49 45.0 -67 20 41   0.02204 0.9696    50.0   129.0    24.0
    ...
    2020 01 24    10 41 32.3 -42 32 32   0.01510 0.9896   110.2    69.0    20.0
    ...
    2020 01 30    10 27 46.4 -05 07 17   0.02577 1.0064   146.1    33.1    20.2
    2020 01 31    10 26 41.3 -01 57 04   0.02813 1.0094   149.3    29.9    20.3
    2020 02 01    10 25 43.3 +00 44 01   0.03058 1.0123   152.2    27.0    20.4
    ...
    2020 02 07    10 21 18.3 +10 42 31   0.04646 1.0308   164.1    15.2    20.9
    ...
    2020 02 15    10 16 57.5 +16 37 55   0.06997 1.0570   172.8     6.8    21.6
    ...
    2020 03 01    10 12 12.1 +20 27 14   0.1219  1.1088   164.4    13.9    23.1
    
    A. U. Tomatic                (C) Copyright 2020 MPC           M.P.E.C. 2020-B293
    


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