• Processing (Info)

    • MPEC 2013-B99 : 2013 BN73

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    M.P.E.C. 2013-B99                                Issued 2013 Jan. 31, 15:10 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 https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2013 BN73

Observations:
     K13B73N* C2013 01 21.46720 09 38 08.08 +25 40 18.6          21.1 VrEB099G96
     K13B73N  C2013 01 21.47243 09 38 07.18 +25 40 11.2          20.8 VrEB099G96
     K13B73N  C2013 01 21.47767 09 38 06.32 +25 40 03.8          20.6 VrEB099G96
     K13B73N  C2013 01 21.48294 09 38 05.46 +25 39 56.6          20.6 VrEB099G96
     K13B73N  C2013 01 21.51263 09 38 00.46 +25 39 14.8                rEB099G96
     K13B73N  C2013 01 21.51332 09 38 00.28 +25 39 14.3                rEB099G96
     K13B73N  C2013 01 22.29475 09 35 54.06 +25 21 22.9          20.7 VrEB099G96
     K13B73N  C2013 01 22.30012 09 35 53.12 +25 21 15.8          21.0 VrEB099G96
     K13B73N  C2013 01 22.30556 09 35 52.22 +25 21 08.3          20.9 VrEB099G96
     K13B73N  C2013 01 22.31090 09 35 51.32 +25 21 01.0          20.8 VrEB099G96
     K13B73N  C2013 01 22.45758 09 35 26.70 +25 17 38.7          20.7 VrEB099G96
     K13B73N  C2013 01 22.46464 09 35 25.54 +25 17 28.8          20.4 VrEB099G96
     K13B73N KC2013 01 22.47023909 35 24.49 +25 17 21.1          20.6 RtEB099711
     K13B73N  C2013 01 22.47179 09 35 24.32 +25 17 18.6          20.6 VrEB099G96
     K13B73N KC2013 01 22.47566409 35 23.59 +25 17 13.3          21.2 RtEB099711
     K13B73N  C2013 01 22.47887 09 35 23.13 +25 17 09.2          20.8 VrEB099G96
     K13B73N  C2013 01 31.33603 09 12 34.23 +21 55 40.9          20.3 VrEB099G96
     K13B73N  C2013 01 31.34179 09 12 33.40 +21 55 33.2          20.6 VrEB099G96
     K13B73N  C2013 01 31.34758 09 12 32.54 +21 55 24.8          20.6 VrEB099G96
     K13B73N  C2013 01 31.44810 09 12 17.64 +21 53 10.0          20.6 VrEB099G96
     K13B73N  C2013 01 31.45468 09 12 16.66 +21 53 01.0          21.1 VrEB099G96
     K13B73N  C2013 01 31.46130 09 12 15.66 +21 52 51.4          20.4 VrEB099G96
     K13B73N  C2013 01 31.46786 09 12 14.76 +21 52 42.8          20.8 VrEB099G96

Observer details:
711 McDonald Observatory.  Observer T. Lister.  1.0-m f/8 Ritchey-Chretien
    + CCD.
G96 Mt. Lemmon Survey.  Observers J. A. Johnson, A. Boattini.  Measurers
    A. Boattini, E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill,
    J. A. Johnson, R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m
    reflector + CCD.

Orbital elements:
2013 BN73                                                Earth MOID = 0.4379 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
M  45.52241              (2000.0)            P               Q
n   0.24760513     Peri.   93.61168     +0.56956416     -0.77356301
a   2.5116722      Node   317.40427     +0.49079502     +0.59122832
e   0.5372272      Incl.   24.23702     +0.65933066     +0.22814326
P   3.98           H   20.1           G   0.15           U   8
Residuals in seconds of arc
130121 G96  0.2+  0.1+    130122 G96  0.0   0.3+    130131 G96  0.5-  0.2+
130121 G96  0.1-  0.0     130122 G96  0.1-  0.3+    130131 G96  0.1-  0.3+
130121 G96  0.2+  0.1-    130122 G96  0.0   0.1-    130131 G96  0.0   0.4-
130121 G96  0.5+  0.0     130122 G96  0.3+  0.1-    130131 G96  0.2+  0.3+
130121 G96  0.1+  0.4-    130122 711  0.1-  0.1-    130131 G96  0.1+  0.2+
130121 G96  0.8-  0.1+    130122 G96  0.1-  0.4-    130131 G96  0.3-  0.4-
130122 G96  0.4+  0.2+    130122 711  0.0   0.3-    130131 G96  0.6+  0.1-
130122 G96  0.2-  0.4+    130122 G96  0.2-  0.1+

Ephemeris:
2013 BN73                a,e,i = 2.51, 0.54, 24                  q = 1.1623
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2013 01 01    10 30 24.0 +32 57 59   0.6042  1.4478   130.0    31.3    21.1
...
2013 01 16    09 53 07.1 +27 43 58   0.6067  1.5443   151.5    17.7    20.9
...
2013 01 24    09 31 18.1 +24 42 21   0.6288  1.5978   163.8     9.9    20.8
...
2013 01 30    09 15 49.4 +22 25 39   0.6569  1.6385   172.3     4.6    20.7
2013 01 31    09 13 23.0 +22 03 14   0.6626  1.6453   173.5     3.9    20.6
2013 02 01    09 10 59.4 +21 40 59   0.6686  1.6521   174.6     3.2    20.6
...
2013 02 07    08 57 45.6 +19 31 58   0.7102  1.6933   172.8     4.2    20.9
...
2013 02 15    08 43 34.0 +16 56 11   0.7811  1.7484   162.5     9.8    21.4
...
2013 03 02    08 27 59.8 +13 03 19   0.9546  1.8521   144.3    18.2    22.3

A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-B99

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