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  • MPEC 2013-Y53 : 2009 BJ58

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    M.P.E.C. 2013-Y53                                Issued 2013 Dec. 28, 18:49 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
       on behalf of Commission 20 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 http://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2009 BJ58
    
                               Revision to MPEC 2009-B80
    
    Additional Observations:
         K09B58J  C2013 12 26.25203 05 09 15.16 +02 09 25.6          20.4 RoEY053926
         K09B58J  C2013 12 26.26309 05 09 13.37 +02 09 25.8          20.5 RoEY053926
         K09B58J  C2013 12 26.27421 05 09 11.57 +02 09 26.4          20.3 RoEY053926
         K09B58J  C2013 12 28.23976 05 03 56.61 +02 11 17.4          21.1 RoEY053926
         K09B58J  C2013 12 28.25487 05 03 54.11 +02 11 18.2          21.1 RoEY053926
         K09B58J  C2013 12 28.26605 05 03 52.25 +02 11 19.2          21.1 RoEY053926
    
    Observer details:
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  0.81-m
        f/7 Ritchey-Chretien + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    131226 926 0.30+ 0.01-    131228 926 0.30+ 0.01-    MPO172348   -0.54 day
    
    Orbital elements:
    2009 BJ58                                           PHA, Earth MOID = 0.0136 AU
    Epoch 2013 Nov. 4.0 TT = JDT 2456600.5                  MPC
    M 296.00060              (2000.0)            P               Q
    n   0.39133007     Peri.   85.52957     -0.77893373     +0.60396428
    a   1.8511455      Node   131.51686     -0.62653814     -0.73805508
    e   0.7112760      Incl.   13.02777     -0.02668733     -0.30083526
    P   2.52           H   19.1           G   0.15           U   4
    Residuals in seconds of arc
    090129 703  0.4-  0.9-    090130 G96  0.2-  0.5-    090213 291  0.4+  0.0
    090129 703  0.5+  1.3-    090130 F65  0.1-  0.1+    090214 291  0.0   0.2-
    090129 703  0.7-  0.9-    090130 F65  0.1+  0.1+    090214 291  0.0   0.6-
    090129 703  0.7-  0.3-    090130 F65  0.1+  0.0     090214 291  0.0   0.3-
    090129 703  1.4-  0.9-    090130 F65  0.2+  0.1-    090214 703  0.6-  1.5+
    090129 703  0.5+  0.3+    090130 F65  0.1-  0.1+    090214 703  0.7-  0.0
    090129 703  0.1+  0.4+    090130 F65  0.0   0.1+    090214 703 (0.6-  1.8-)
    090129 703  0.0   0.1-    090130 F65  0.1+  0.0     090214 703  0.6-  0.8+
    090129 H01  0.0   0.0     090130 E16  0.5-  0.2-    090219 448  0.9-  0.1-
    090129 H01  0.0   0.0     090130 E16  0.2+  0.0     090219 448  0.8+  0.1-
    090129 H01  0.2+  0.3-    090130 E16  0.1+  0.0     090220 291  0.4-  0.2+
    090129 651  0.6-  0.3+    090131 H55  0.3+  0.6+    090220 291  0.2-  0.1+
    090129 651  0.2+  0.7+    090131 H55  0.1+  0.3-    090220 291  0.5-  0.0
    090129 651  0.3-  0.0     090131 H55  0.2-  0.1-    090220 448  0.9+  1.2-
    090129 493  0.3+  0.4-    090131 J95  0.1+  0.2+    090220 448  1.2+  0.5+
    090129 493  0.2+  0.5-    090131 J95  0.5+  1.2+    090220 448  1.5+  1.3-
    090129 493  0.2+  0.3-    090131 J95  0.1-  0.8+    090221 291  0.1-  0.2+
    090129 204  0.1+  0.0     090205 H55  0.1-  0.3+    090221 291  0.3+  0.7+
    090129 204  0.1-  0.1+    090205 H55  0.5-  0.8-    090221 291  0.6-  0.3+
    090130 448  0.0   0.7-    090205 H55 (0.8-  1.8-)   131226 926  0.2-  0.0
    090130 448  0.3+  1.0-    090213 H55  0.4+  0.0     131226 926  0.0   0.1-
    090130 G96  0.3+  0.3-    090213 H55  0.3+  0.1-    131226 926  0.2+  0.1+
    090130 G96  0.0   0.3-    090213 H55  0.4+  0.2-    131228 926  0.0   0.2+
    090130 448  0.8+  0.7-    090213 291  0.2-  0.1+    131228 926  0.0   0.2-
    090130 G96  0.4-  0.4-    090213 291  0.2+  0.0     131228 926  0.1-  0.1-
    
    Ephemeris:
    2009 BJ58                a,e,i = 1.85, 0.71, 13                  q = 0.5345
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2013 11 28    06 06 57.5 +03 51 56   1.0642  1.9704   147.8    15.5    21.6
    ...
    2013 12 13    05 41 22.4 +02 32 59   0.8868  1.8395   158.8    11.2    20.9
    ...
    2013 12 21    05 22 48.2 +02 11 50   0.8168  1.7656   157.3    12.4    20.6
    ...
    2013 12 27    05 07 15.9 +02 10 02   0.7762  1.7083   152.1    15.7    20.6
    2013 12 28    05 04 35.3 +02 11 04   0.7704  1.6986   150.9    16.3    20.6
    2013 12 29    05 01 53.8 +02 12 30   0.7649  1.6889   149.8    17.0    20.6
    ...
    2014 01 04    04 45 36.7 +02 29 46   0.7375  1.6293   142.1    21.8    20.6
    ...
    2014 01 12    04 24 32.9 +03 15 48   0.7142  1.5472   130.7    28.8    20.6
    ...
    2014 01 27    03 51 35.2 +05 44 59   0.6976  1.3844   109.6    42.1    20.7
    
    A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-Y53
    

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