• MPC Preparation (Info)

  • MPEC 2015-E12 : 2015 DR215

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    M.P.E.C. 2015-E12                                Issued 2015 Mar. 2, 15:05 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 DR215
    
    Observations:
         K15DL5R* C2015 02 18.63552 16 43 54.515-28 18 08.06         20.7 wLEE012F51
         K15DL5R  C2015 02 18.64035 16 43 55.529-28 18 12.63         20.8 wLEE012F51
         K15DL5R  C2015 02 18.65007 16 43 57.624-28 18 22.44         20.9 wLEE012F51
         K15DL5R _C2015 02 20.64419616 51 34.094-28 50 03.41         20.6 RtEE012568
         K15DL5R _C2015 02 20.64552016 51 34.400-28 50 04.79         20.7 RtEE012568
         K15DL5R _C2015 02 25.65973617 12 37.222-30 07 40.05         20.6 RtEE012568
         K15DL5R _C2015 02 25.66379317 12 38.276-30 07 43.71         20.7 RtEE012568
         K15DL5R _C2015 02 25.66511517 12 38.635-30 07 45.00         20.3 RtEE012568
         K15DL5R |C2015 03 02.37478 17 35 21.91 -31 14 42.2          20.4 VuEE012807
         K15DL5R |C2015 03 02.38255 17 35 24.18 -31 14 49.5          20.6 VuEE012807
         K15DL5R |C2015 03 02.38989 17 35 26.43 -31 14 54.9          20.6 VuEE012807
    
    Observer details:
    568 Mauna Kea.  Observers R. J. Wainscoat, P. Forshay, L. Wells.  Measurers
        M. Micheli, R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.41-m f/11
        Ritchey-Chretien + 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.
    
    Orbital elements:
    2015 DR215                                          PHA, Earth MOID = 0.0443 AU
    Epoch 2014 Dec. 9.0 TT = JDT 2457000.5                  MPC
    M  43.52586              (2000.0)            P               Q
    n   1.81329592     Peri.   42.12783     +0.99761812     +0.04695974
    a   0.6660246      Node   315.10356     -0.06453559     +0.89405643
    e   0.4723977      Incl.    4.10497     +0.02435670     +0.44548612
    P   0.54           H   20.0           G   0.15           U   9
    Residuals in seconds of arc
    150218 F51  0.2+  0.0     150220 568  0.0   0.2-    150302 807  0.5+  0.2+
    150218 F51  0.1-  0.2+    150225 568  0.0   0.0     150302 807  0.5-  0.5-
    150218 F51  0.0   0.1-    150225 568  0.1-  0.1+    150302 807  0.1-  0.2+
    150220 568  0.1-  0.1-    150225 568  0.1+  0.0
    
    Ephemeris:
    2015 DR215               a,e,i = 0.67, 0.47, 4                   Q = 0.9807
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 01 31    15 48 22.5 -23 24 16   0.4981  0.9444    70.6    79.6    21.1
    ...
    2015 02 15    16 31 00.0 -27 19 41   0.4443  0.9768    75.6    78.3    20.9
    ...
    2015 02 23    17 01 04.8 -29 26 44   0.4100  0.9806    76.8    79.2    20.8
    ...
    2015 03 01    17 28 23.2 -30 55 55   0.3835  0.9774    76.8    80.7    20.7
    2015 03 02    17 33 25.1 -31 09 41   0.3791  0.9763    76.7    81.1    20.7
    2015 03 03    17 38 36.2 -31 23 00   0.3748  0.9751    76.6    81.4    20.7
    ...
    2015 03 09    18 13 11.8 -32 29 47   0.3496  0.9648    75.3    84.2    20.6
    ...
    2015 03 17    19 09 38.3 -32 57 58   0.3211  0.9429    71.4    89.8    20.6
    ...
    2015 04 01    21 19 56.0 -27 34 40   0.3013  0.8756    57.6   105.5    21.0
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-E12
    

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