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  • MPEC 2015-B109: 2015 BB311

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    M.P.E.C. 2015-B109                               Issued 2015 Jan. 23, 02:49 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 https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                      2015 BB311
    
    Observations:
         K15BV1B* C2015 01 19.23884 08 23 13.16 +30 50 15.5          20.9 VqEB109G96
         K15BV1B  C2015 01 19.24341 08 23 13.15 +30 50 51.1          21.2 VqEB109G96
         K15BV1B  C2015 01 19.24798 08 23 13.08 +30 51 27.5          20.9 VqEB109G96
         K15BV1B  C2015 01 19.25256 08 23 13.05 +30 52 03.7          21.2 VqEB109G96
         K15BV1B  C2015 01 19.28363 08 23 12.70 +30 56 08.0          21.3 VqEB109G96
         K15BV1B  C2015 01 19.28448 08 23 12.68 +30 56 15.8          20.8 VqEB109G96
         K15BV1B  C2015 01 19.28616 08 23 12.67 +30 56 28.5          21.0 VqEB109G96
         K15BV1B  C2015 01 19.31641 08 23 12.37 +31 00 26.6          20.5 VqEB109G96
         K15BV1B  C2015 01 19.31726 08 23 12.33 +31 00 33.7          20.6 VqEB109G96
         K15BV1B  C2015 01 19.32252008 23 12.06 +31 01 13.0          20.5 RtEB109H01
         K15BV1B  C2015 01 19.33382408 23 11.91 +31 02 41.5          20.8 RtEB109H01
         K15BV1B  C2015 01 19.33736908 23 11.88 +31 03 09.3          20.9 RtEB109H01
         K15BV1B  C2015 01 19.34504208 23 11.79 +31 04 09.3          20.3 RtEB109H01
         K15BV1B  C2015 01 19.43446 08 23 11.01 +31 15 46.1          20.0 VqEB109G96
         K15BV1B  C2015 01 19.44271 08 23 10.92 +31 16 50.8          20.2 VqEB109G96
         K15BV1B  C2015 01 19.45097 08 23 10.92 +31 17 54.1          20.7 VqEB109G96
         K15BV1B  C2015 01 19.45923 08 23 10.86 +31 18 56.8          20.6 VqEB109G96
         K15BV1B KC2015 01 20.44616 08 23 17.17 +33 26 19.7          21.1 RoEB109291
         K15BV1B KC2015 01 20.44716 08 23 17.17 +33 26 26.1                oEB109291
         K15BV1B KC2015 01 20.44816 08 23 17.17 +33 26 33.7          21.0 RoEB109291
         K15BV1B KC2015 01 22.96847 08 23 34.04 +38 37 42.0          20.9 RqEB109J95
         K15BV1B KC2015 01 22.98630 08 23 33.85 +38 39 49.6          21.3 RqEB109J95
    
    Observer details:
    291 LPL/Spacewatch II.  Observer A. F. Tubbiolo.  1.8-m f/2.7 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer A. D. Grauer.  Measurers E. J. Christensen,
        A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson, R. A. Kowalski,
        S. M. Larson, R. G. Matheny, F. C. Shelly.  1.5-m reflector + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observer W. H. Ryan.  2.4-m f/8.9
        reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2015 BB311                                               Earth MOID = 0.1882 AU
    Epoch 2014 Dec. 9.0 TT = JDT 2457000.5                  MPC
    M 342.94216              (2000.0)            P               Q
    n   0.55080369     Peri.  355.59469     -0.35822689     -0.85322921
    a   1.4739118      Node   115.00557     +0.86886473     -0.45324406
    e   0.2053655      Incl.   24.72392     +0.34168345     +0.25801112
    P   1.79           H   23.5           G   0.15           U   8
    Residuals in seconds of arc
    150119 G96  0.2-  0.5+    150119 G96  0.2+  0.6+    150119 G96  0.3+  1.2-
    150119 G96  0.2+  0.1-    150119 H01  0.0   0.1-    150120 291  0.1-  0.8+
    150119 G96  0.1-  0.2+    150119 H01  0.2-  0.1-    150120 291  0.0   0.4-
    150119 G96  0.1+  0.2+    150119 H01  0.1-  0.0     150120 291  0.1+  0.3-
    150119 G96  0.1-  0.7-    150119 H01  0.1-  0.0     150122 J95  0.2+  0.0
    150119 G96  0.3-  0.4+    150119 G96  0.1-  0.3-    150122 J95  0.2-  0.0
    150119 G96  0.1-  0.1-    150119 G96  0.4-  0.5+
    150119 G96  0.6+  0.2+    150119 G96  0.3+  0.1-
    
    Ephemeris:
    2015 BB311               a,e,i = 1.47, 0.21, 25                  q = 1.1712
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2014 12 24    08 12 27.7 -15 25 14   0.2690  1.1768   130.7    39.3    22.6
    ...
    2015 01 08    08 20 43.3 +06 18 34   0.2008  1.1712   157.4    18.9    21.3
    ...
    2015 01 16    08 22 45.1 +23 37 56   0.1902  1.1723   171.8     6.9    20.8
    ...
    2015 01 22    08 23 28.1 +36 40 48   0.1980  1.1750   163.1    14.1    21.1
    2015 01 23    08 23 33.5 +38 41 32   0.2005  1.1756   160.9    15.9    21.2
    2015 01 24    08 23 38.9 +40 38 20   0.2034  1.1762   158.7    17.7    21.3
    ...
    2015 01 30    08 24 24.2 +50 46 17   0.2264  1.1809   146.8    27.2    21.9
    ...
    2015 02 07    08 26 59.7 +60 09 21   0.2686  1.1895   134.3    36.4    22.5
    ...
    2015 02 22    08 42 11.0 +68 34 00   0.3645  1.2122   119.8    45.1    23.4
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-B109
    

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