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  • MPEC 2015-D59 : 2015 DA156

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    M.P.E.C. 2015-D59                                Issued 2015 Feb. 22, 14:26 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 DA156
    
    Observations:
         K15DF6A* C2015 02 19.29064 09 05 27.026+10 10 14.27         20.6 wLED059F51
         K15DF6A  C2015 02 19.30358 09 05 26.423+10 11 48.97         20.4 wLED059F51
         K15DF6A  C2015 02 19.31634 09 05 25.816+10 13 22.59         20.5 wLED059F51
         K15DF6A  C2015 02 19.32919 09 05 25.202+10 14 56.47         20.6 wLED059F51
         K15DF6A  C2015 02 19.86273 09 05 05.99 +11 18 20.0          20.4 VMED059033
         K15DF6A  C2015 02 19.86502 09 05 05.90 +11 18 35.7          20.8 VMED059033
         K15DF6A  C2015 02 19.86733 09 05 05.83 +11 18 51.6          20.7 VMED059033
         K15DF6A  C2015 02 19.86962 09 05 05.73 +11 19 08.4          20.2 VMED059033
         K15DF6A  C2015 02 19.95544 09 05 02.08 +11 29 07.4          20.6 VMED059033
         K15DF6A  C2015 02 19.95773 09 05 02.00 +11 29 20.8          20.6 VMED059033
         K15DF6A  C2015 02 19.96233 09 05 01.79 +11 29 55.0          20.5 VMED059033
         K15DF6A KC2015 02 20.23457 09 04 53.48 +12 01 15.8                oED059291
         K15DF6A KC2015 02 20.23672 09 04 53.42 +12 01 30.5                oED059291
         K15DF6A KC2015 02 20.23833009 04 52.64 +12 01 38.9          20.5 VrED059H21
         K15DF6A KC2015 02 20.24330609 04 52.42 +12 02 13.1          20.4 VrED059H21
         K15DF6A _C2015 02 20.38442109 04 48.340+12 18 15.69         20.5 RtED059568
         K15DF6A _C2015 02 20.38574809 04 48.280+12 18 24.52         20.5 RtED059568
         K15DF6A _C2015 02 20.38742809 04 48.204+12 18 35.91         20.5 RtED059568
         K15DF6A KC2015 02 21.90387 09 04 05.19 +14 58 23.3          20.6 RqED059J95
         K15DF6A KC2015 02 21.91714 09 04 04.69 +14 59 43.2                qED059J95
         K15DF6A KC2015 02 21.92571 09 04 04.39 +15 00 34.2          20.4 RqED059J95
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers B. Stecklum,
        C. Hoegner.  Measurer B. Stecklum.  1.34-m f/4 Schmidt + CCD.
    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 S. Foglia, L. Buzzi, T. Linder, T. Lister, T. Vorobjov.  0.61-m
        f/4.0 astrograph + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2015 DA156                                               Earth MOID = 0.0681 AU
    Epoch 2014 Dec. 9.0 TT = JDT 2457000.5                  MPC
    M   0.65217              (2000.0)            P               Q
    n   0.43413409     Peri.  254.15872     +0.64077875     -0.70876850
    a   1.7273756      Node   148.95541     +0.71000068     +0.69329163
    e   0.6144768      Incl.   34.89777     -0.29206442     +0.13036075
    P   2.27           H   22.1           G   0.15           U   8
    Residuals in seconds of arc
    150219 F51  0.1-  0.3+    150219 033  0.0   0.5+    150220 H21  0.3+  1.4+
    150219 F51  0.0   0.0     150219 033  0.3-  0.3+    150220 568  0.1-  0.1-
    150219 F51  0.0   0.0     150219 033  0.1-  2.2-    150220 568  0.1-  0.2-
    150219 F51  0.0   0.3-    150219 033  0.3-  0.0     150220 568  0.1-  0.1-
    150219 033  0.4-  0.4+    150220 291  0.0   0.2-    150221 J95  0.7+  0.5-
    150219 033  0.3-  0.0     150220 291  0.5+  0.1-    150221 J95  0.2-  0.3+
    150219 033  0.1+  0.3-    150220 H21  0.4+  1.0+    150221 J95  0.5-  0.2+
    
    Ephemeris:
    2015 DA156               a,e,i = 1.73, 0.61, 35                  q = 0.6659
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 01 23    10 45 24.5 -76 38 31   0.2572  0.9787    81.3    83.7    22.0
    ...
    2015 02 07    09 20 20.7 -28 21 41   0.1906  1.1312   136.1    37.2    20.3
    ...
    2015 02 15    09 08 48.6 -00 09 56   0.2325  1.2120   163.1    13.7    20.1
    ...
    2015 02 21    09 04 29.4 +13 25 33   0.2933  1.2717   162.5    13.5    20.7
    2015 02 22    09 04 02.3 +15 08 07   0.3050  1.2815   161.1    14.5    20.9
    2015 02 23    09 03 39.2 +16 42 51   0.3171  1.2913   159.6    15.5    21.0
    ...
    2015 03 01    09 02 36.9 +23 58 02   0.3960  1.3496   150.6    21.1    21.8
    ...
    2015 03 09    09 04 00.9 +29 39 36   0.5132  1.4255   140.2    26.4    22.6
    ...
    2015 03 24    09 12 48.2 +34 18 29   0.7561  1.5615   125.4    31.4    23.8
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-D59
    

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