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  • MPEC 2015-D56 : 2015 DP155

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    M.P.E.C. 2015-D56                                Issued 2015 Feb. 22, 02:07 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 DP155
    
    Observations:
         K15DF5P* C2015 02 17.48970 13 33 59.797+11 08 55.06         20.7 wLED056F51
         K15DF5P  C2015 02 17.50246 13 34 01.902+11 09 01.80         21.2 wLED056F51
         K15DF5P  C2015 02 17.51525 13 34 03.994+11 09 08.47         21.8 wLED056F51
         K15DF5P  C2015 02 17.52805 13 34 06.093+11 09 15.18         21.6 wLED056F51
         K15DF5P  C2015 02 18.48629 13 36 54.252+11 17 31.94         21.2 wLED056F51
         K15DF5P  C2015 02 18.49906 13 36 56.379+11 17 38.96         20.9 wLED056F51
         K15DF5P  C2015 02 18.51199 13 36 58.531+11 17 45.94         20.8 wLED056F51
         K15DF5P  C2015 02 18.52479 13 37 00.655+11 17 52.94         21.1 wLED056F51
         K15DF5P KC2015 02 18.54272 13 37 02.35 +11 17 56.8          21.2 RoED056291
         K15DF5P KC2015 02 18.54454 13 37 02.71 +11 17 57.8          21.0 RoED056291
         K15DF5P KC2015 02 18.54639 13 37 02.98 +11 17 58.5          21.0 RoED056291
         K15DF5P _C2015 02 18.64109013 37 19.815+11 18 55.14         20.5 RtED056568
         K15DF5P _C2015 02 18.64240213 37 20.036+11 18 55.85         20.5 RtED056568
         K15DF5P _C2015 02 18.64373213 37 20.251+11 18 56.53         20.5 RtED056568
         K15DF5P KC2015 02 20.40712913 42 34.10 +11 34 56.6          21.2 VuED056H21
         K15DF5P KC2015 02 20.41399613 42 35.26 +11 35 00.4          21.2 VuED056H21
         K15DF5P KC2015 02 20.42084713 42 36.40 +11 35 03.6          21.1 VuED056H21
         K15DF5P bC2015 02 22.03068 13 47 28.57 +11 50 37.3                qED056J95
         K15DF5P KC2015 02 22.05684 13 47 33.22 +11 50 52.3                qED056J95
    
    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, P. Forshay.  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.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers L. Buzzi, T. Linder, S. Foglia, T. Vorobjov.  0.81-m f/4.0
        astrograph + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2015 DP155                                          PHA, Earth MOID = 0.0248 AU
    Epoch 2014 Dec. 9.0 TT = JDT 2457000.5                  MPC
    M 257.53777              (2000.0)            P               Q
    n   0.64899333     Peri.  151.09643     -0.48542222     +0.86919652
    a   1.3212223      Node    89.72266     -0.81914890     -0.41453521
    e   0.2262885      Incl.    5.40199     -0.30554926     -0.26955142
    P   1.52           H   21.5           G   0.15           U   8
    Residuals in seconds of arc
    150217 F51  0.1+  0.0     150218 F51  0.0   0.1+    150220 H21  0.1+  0.2-
    150217 F51  0.1+  0.0     150218 291  0.1-  0.2-    150220 H21  0.0   0.2-
    150217 F51  0.1-  0.0     150218 291  0.7+  0.1-    150220 H21  0.3-  0.9-
    150217 F51  0.2-  0.0     150218 291  0.2+  0.4-    150222 J95  0.3-  0.6+
    150218 F51  0.0   0.1+    150218 568  0.2-  0.0     150222 J95  0.3+  0.5-
    150218 F51  0.0   0.1+    150218 568  0.2-  0.0
    150218 F51  0.0   0.1+    150218 568  0.3-  0.0
    
    Ephemeris:
    2015 DP155               a,e,i = 1.32, 0.23, 5                   q = 1.0222
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 01 23    12 26 39.4 +09 19 31   0.4955  1.3014   119.4    41.2    22.2
    ...
    2015 02 07    13 04 50.6 +09 58 56   0.3868  1.2495   125.1    40.2    21.5
    ...
    2015 02 15    13 26 49.8 +10 48 58   0.3361  1.2217   127.5    39.9    21.1
    ...
    2015 02 21    13 44 20.6 +11 40 49   0.3016  1.2011   128.8    39.9    20.9
    2015 02 22    13 47 21.9 +11 50 38   0.2962  1.1977   129.0    39.9    20.8
    2015 02 23    13 50 25.3 +12 00 45   0.2908  1.1943   129.1    40.0    20.8
    ...
    2015 03 01    14 09 32.7 +13 07 49   0.2604  1.1742   129.7    40.5    20.5
    ...
    2015 03 09    14 37 38.8 +14 51 31   0.2246  1.1482   129.3    42.0    20.2
    ...
    2015 03 24    15 41 26.4 +18 21 06   0.1715  1.1033   124.6    48.0    19.7
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-D56
    

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