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  • MPEC 2015-B25 : 2015 AD45

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    M.P.E.C. 2015-B25                                Issued 2015 Jan. 17, 15:36 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 AD45
    
    Observations:
         K15A45D* C2015 01 15.42047 08 56 51.305+07 16 49.27         21.9 wLEB025F51
         K15A45D  C2015 01 15.43238 08 56 52.133+07 16 54.36         22.3 wLEB025F51
         K15A45D  C2015 01 15.44430 08 56 52.914+07 16 59.91         22.1 wLEB025F51
         K15A45D  C2015 01 15.45625 08 56 53.735+07 17 04.98         21.9 wLEB025F51
         K15A45D KC2015 01 16.28361408 58 01.74 +07 22 59.7          22.1 VuEB025H21
         K15A45D KC2015 01 16.29769208 58 02.73 +07 23 06.4          22.5 VuEB025H21
         K15A45D  C2015 01 16.30466808 58 02.53 +07 23 53.1          21.1 RtEB025W86
         K15A45D  C2015 01 16.30753308 58 02.74 +07 23 54.4          21.2 RtEB025W86
         K15A45D  C2015 01 16.31033108 58 02.92 +07 23 55.6          21.2 RtEB025W86
         K15A45D KC2015 01 16.31287208 58 03.77 +07 23 13.3          22.5 VuEB025H21
         K15A45D  C2015 01 16.43785308 58 13.15 +07 24 13.8          20.9 RtEB025H01
         K15A45D  C2015 01 16.44290508 58 13.52 +07 24 16.1          21.5 RtEB025H01
         K15A45D  C2015 01 16.45334008 58 14.26 +07 24 20.9          21.4 RtEB025H01
         K15A45D  C2015 01 16.45843908 58 14.62 +07 24 23.1          21.7 RtEB025H01
         K15A45D _C2015 01 16.56718008 58 23.747+07 25 23.42         21.0 RtEB025568
         K15A45D _C2015 01 16.56847008 58 23.837+07 25 24.00         21.0 RtEB025568
         K15A45D _C2015 01 16.56975308 58 23.923+07 25 24.53         21.0 RtEB025568
         K15A45D KC2015 01 17.50332 08 59 40.53 +07 32 55.5                oEB025291
         K15A45D KC2015 01 17.50913 08 59 40.95 +07 32 58.5          21.8 RoEB025291
         K15A45D KC2015 01 17.51491 08 59 41.42 +07 33 01.1                oEB025291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
    568 Mauna Kea.  Observers R. J. Wainscoat, A. Draginda.  Measurers M. Micheli,
        R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + 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.
    H01 Magdalena Ridge Observatory, Socorro.  Observer W. H. Ryan.  2.4-m f/8.9
        reflector + 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.
    W86 Cerro Tololo-LCOGT B.  Observer T. Lister.  1.0-m f/8 Ritchey-Chretien
        + CCD.
    
    Orbital elements:
    2015 AD45                                                Earth MOID = 0.1749 AU
    Epoch 2014 Dec. 9.0 TT = JDT 2457000.5                  MPC
    M 328.86909              (2000.0)            P               Q
    n   0.44035351     Peri.    5.99834     -0.84563336     -0.53144789
    a   1.7110725      Node   141.76392     +0.48632245     -0.80548320
    e   0.3206924      Incl.    4.60345     +0.21998795     -0.26222118
    P   2.24           H   23.7           G   0.15           U   7
    Residuals in seconds of arc
    150115 F51  0.1+  0.1-    150116 W86  0.2+  0.0     150116 568  0.0   0.1-
    150115 F51  0.2+  0.2-    150116 W86  0.0   0.1-    150116 568  0.0   0.1-
    150115 F51  0.2-  0.2+    150116 H21  0.1-  0.1+    150116 568  0.0   0.2-
    150115 F51  0.1-  0.1+    150116 H01  0.2-  0.0     150117 291  0.1-  0.0
    150116 H21  0.1+  0.0     150116 H01  0.0   0.0     150117 291  0.2-  0.1+
    150116 H21  0.2+  0.2+    150116 H01  0.1-  0.1+    150117 291  0.4+  0.1-
    150116 W86  0.0   0.0     150116 H01  0.1-  0.0
    
    Ephemeris:
    2015 AD45                a,e,i = 1.71, 0.32, 5                   q = 1.1623
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2014 12 18    08 16 02.1 +07 39 40   0.3626  1.2825   139.8    29.7    23.3
    ...
    2015 01 02    08 38 10.0 +06 39 30   0.2829  1.2342   148.9    24.3    22.5
    ...
    2015 01 10    08 49 21.8 +06 48 37   0.2492  1.2127   154.2    20.7    22.1
    ...
    2015 01 16    08 57 38.1 +07 21 11   0.2280  1.1987   158.5    17.5    21.8
    2015 01 17    08 59 00.6 +07 29 01   0.2248  1.1966   159.2    17.0    21.7
    2015 01 18    09 00 23.3 +07 37 33   0.2217  1.1945   160.0    16.4    21.7
    ...
    2015 01 24    09 08 44.0 +08 43 53   0.2051  1.1834   164.6    12.7    21.4
    ...
    2015 02 01    09 20 24.2 +10 50 42   0.1886  1.1720   171.3     7.3    21.0
    ...
    2015 02 16    09 44 55.7 +16 04 38   0.1750  1.1624   175.6     3.7    20.6
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-B25
    

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