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  • MPEC 2015-Q16 : 2015 QA

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    M.P.E.C. 2015-Q16                                Issued 2015 Aug. 18, 21:50 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 QA
    
    Observations:
         K15Q00A* C2015 08 16.33870 19 38 03.395-21 38 53.24         19.3 wLEQ016F51
         K15Q00A  C2015 08 16.34979 19 38 06.148-21 38 31.14         19.9 wLEQ016F51
         K15Q00A  C2015 08 16.37186 19 38 11.608-21 37 47.05         19.9 wLEQ016F51
         K15Q00A KC2015 08 17.16011319 41 54.56 -21 11 19.7          20.2 VuEQ016H21
         K15Q00A KC2015 08 17.16462019 41 55.73 -21 11 10.4          20.3 VuEQ016H21
         K15Q00A KC2015 08 17.16912819 41 56.91 -21 11 01.1          20.2 VuEQ016H21
         K15Q00A KC2015 08 17.17392419 41 58.16 -21 10 51.1          20.4 VuEQ016H21
         K15Q00A  C2015 08 17.35276 19 42 49.800-21 04 24.06         19.8 wLEQ016F51
         K15Q00A  C2015 08 17.36381 19 42 52.646-21 04 00.97         19.4 wLEQ016F51
         K15Q00A  C2015 08 17.37484 19 42 55.495-21 03 37.66         19.4 wLEQ016F51
         K15Q00A KC2015 08 17.93680 19 45 38.78 -20 44 02.4          18.8  tEQ016104
         K15Q00A KC2015 08 17.94168 19 45 40.13 -20 43 50.7          18.2  tEQ016104
         K15Q00A KC2015 08 17.94656 19 45 41.48 -20 43 41.7          18.0  tEQ016104
         K15Q00A |C2015 08 18.14651 19 46 40.95 -20 35 12.7          19.3 VuEQ016807
         K15Q00A |C2015 08 18.15007 19 46 41.91 -20 35 04.7          19.3 VuEQ016807
         K15Q00A |C2015 08 18.15362 19 46 42.84 -20 34 56.6          19.1 VuEQ016807
         K15Q00A KC2015 08 18.85584 19 50 16.20 -20 10 24.7          19.4 VqEQ016958
         K15Q00A KC2015 08 18.86553 19 50 18.90 -20 10 02.5          19.1 VqEQ016958
         K15Q00A KC2015 08 18.88085 19 50 23.18 -20 09 29.2          19.1 VqEQ016958
    
    Observer details:
    104 San Marcello Pistoiese.  Observer P. Bacci.  Measurers P. Bacci, L. Tesi,
        G. Fagioli.  0.60-m f/4 reflector + CCD.
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.41-m f/11
        Ritchey-Chretien + CCD.
    958 Observatoire de Dax.  Observers P. Dupouy, J. B. de Vanssay.  Measurer
        P. Dupouy.  0.43-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. Lilly, E. Magnier, 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, R. Holmes.  1.3-m f/4.0
        astrograph + CCD.
    
    Orbital elements:
    2015 QA                                                  Earth MOID = 0.1012 AU
    Epoch 2015 June 27.0 TT = JDT 2457200.5                 MPC
    M 342.96402              (2000.0)            P               Q
    n   0.26980743     Peri.   12.97792     +0.89092466     +0.45342756
    a   2.3719204      Node   320.02624     -0.42015775     +0.80150590
    e   0.5315250      Incl.    2.28607     -0.17239695     +0.38986118
    P   3.65           H   22.6           G   0.15           U   6
    Residuals in seconds of arc
    150816 F51  0.2+  0.0     150817 F51  0.0   0.0     150818 807  0.1-  0.1+
    150816 F51  0.3+  0.1+    150817 F51  0.0   0.1-    150818 807  0.5-  0.4+
    150816 F51  0.2+  0.0     150817 F51  0.0   0.0     150818 958  0.5+  0.5-
    150817 H21  0.2+  0.1-    150817 104  0.0   0.2+    150818 958  0.0   0.3+
    150817 H21  0.1+  0.1-    150817 104  0.3+  1.2+    150818 958  0.3-  0.2-
    150817 H21  0.1+  0.2-    150817 104  0.6+  0.5-
    150817 H21  0.0   0.2-    150818 807  0.2-  0.1-
    
    Ephemeris:
    2015 QA                  a,e,i = 2.37, 0.53, 2                   q = 1.1112
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 07 19    18 29 51.4 -29 29 15   0.2057  1.2114   159.8    16.9    20.5
    ...
    2015 08 03    18 51 48.4 -26 54 39   0.1555  1.1534   151.1    25.1    20.0
    ...
    2015 08 11    19 15 53.7 -24 13 03   0.1349  1.1318   149.4    27.1    19.7
    ...
    2015 08 17    19 41 08.6 -21 15 49   0.1228  1.1205   149.9    27.0    19.5
    2015 08 18    19 45 58.3 -20 40 44   0.1211  1.1190   150.1    26.8    19.5
    2015 08 19    19 50 58.3 -20 03 57   0.1195  1.1177   150.4    26.6    19.4
    ...
    2015 08 25    20 24 13.8 -15 48 31   0.1123  1.1122   153.1    24.3    19.2
    ...
    2015 09 02    21 14 08.9 -08 56 09   0.1101  1.1121   158.2    19.7    19.0
    ...
    2015 09 17    22 40 48.6 +03 02 36   0.1321  1.1334   165.0    13.3    19.2
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-Q16
    

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