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  • MPEC 2015-B23 : 2015 AA45

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    M.P.E.C. 2015-B23                                Issued 2015 Jan. 17, 15:09 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 AA45
    
    Observations:
         K15A45A* C2015 01 14.37908 08 58 22.236+17 50 28.92         21.8 wLEB023F51
         K15A45A  C2015 01 14.39137 08 58 24.021+17 50 40.15         21.9 wLEB023F51
         K15A45A  C2015 01 14.40360 08 58 25.781+17 50 51.44         21.6 wLEB023F51
         K15A45A  C2015 01 14.41587 08 58 27.534+17 51 02.42         22.0 wLEB023F51
         K15A45A KC2015 01 15.33392409 00 49.79 +18 04 08.6          22.4 VuEB023H21
         K15A45A KC2015 01 15.34648209 00 51.57 +18 04 19.1          22.4 VuEB023H21
         K15A45A KC2015 01 15.35903809 00 53.37 +18 04 29.5          22.2 VuEB023H21
         K15A45A KC2015 01 17.23795 09 05 41.35 +18 31 33.2          22.1 RoEB023291
         K15A45A KC2015 01 17.24142 09 05 41.80 +18 31 36.9          21.4 RoEB023291
         K15A45A KC2015 01 17.24491 09 05 42.30 +18 31 39.4                oEB023291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
        A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
        H. Flewelling, M. Huber, E. Magnier, E. Schunova, R. Wainscoat, C. Waters,
        R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, L. Buzzi, S. Foglia, T. Vorobjov.  1.3-m f/4.0
        astrograph + CCD.
    
    Orbital elements:
    2015 AA45                                                Earth MOID = 0.1910 AU
    Epoch 2014 Dec. 9.0 TT = JDT 2457000.5                  MPC
    M 353.25241              (2000.0)            P               Q
    n   0.25340298     Peri.  352.19719     -0.30061482     -0.95134193
    a   2.4732133      Node   115.27667     +0.87903625     -0.30389663
    e   0.5252828      Incl.    4.29175     +0.37003514     -0.05094469
    P   3.89           H   24.1           G   0.15           U   8
    Residuals in seconds of arc
    150114 F51  0.2-  0.1+    150115 H21  0.2-  0.0     150117 291  0.3-  0.5+
    150114 F51  0.1-  0.0     150115 H21  0.1-  0.2-    150117 291  0.0   0.2-
    150114 F51  0.1-  0.1+    150115 H21  0.3+  0.4-
    150114 F51  0.1-  0.1-    150117 291  0.0   0.1-
    
    Ephemeris:
    2015 AA45                a,e,i = 2.47, 0.53, 4                   q = 1.1741
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2014 12 18    07 34 05.7 +12 20 54   0.2308  1.1914   151.1    23.5    22.4
    ...
    2015 01 02    08 22 03.9 +14 55 47   0.2055  1.1745   156.4    19.6    22.0
    ...
    2015 01 10    08 46 15.0 +16 46 54   0.2028  1.1757   159.7    16.9    21.9
    ...
    2015 01 16    09 02 32.8 +18 14 01   0.2055  1.1813   162.5    14.5    21.8
    2015 01 17    09 05 04.0 +18 28 22   0.2064  1.1826   163.0    14.1    21.8
    2015 01 18    09 07 31.5 +18 42 36   0.2074  1.1841   163.4    13.7    21.8
    ...
    2015 01 24    09 20 58.2 +20 03 56   0.2156  1.1949   166.4    11.2    21.8
    ...
    2015 02 01    09 35 28.5 +21 35 00   0.2328  1.2151   169.8     8.3    21.9
    ...
    2015 02 16    09 53 50.3 +23 11 33   0.2848  1.2688   169.4     8.2    22.5
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-B23
    

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