• MPC Preparation (Info)

    • MPEC 2015-X113: 2015 XU168

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    Read MPEC 2015-X112 Read MPEC 2015-X114 

    M.P.E.C. 2015-X113                               Issued 2015 Dec.  9, 14:34 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
    on behalf of Division F 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 XU168

Observations:
     K15XG8U* C2015 12 06.26389 01 50 38.524-14 56 19.53         21.4 wLEX113F51
     K15XG8U  C2015 12 06.28529 01 50 40.533-14 55 33.68         21.4 wLEX113F51
     K15XG8U  C2015 12 06.29596 01 50 41.530-14 55 10.62         21.3 wLEX113F51
     K15XG8U |C2015 12 07.10595 01 52 00.80 -14 26 18.4          21.3 VuEX113807
     K15XG8U |C2015 12 07.11140 01 52 01.32 -14 26 07.3          21.3 VuEX113807
     K15XG8U |C2015 12 07.11700 01 52 01.85 -14 25 55.8          21.3 VuEX113807
     K15XG8U _C2015 12 07.20884101 52 11.487-14 22 53.78         21.0 RtEX113568
     K15XG8U _C2015 12 07.21017701 52 11.605-14 22 51.07         21.0 RtEX113568
     K15XG8U _C2015 12 07.21146801 52 11.720-14 22 48.36         21.1 RtEX113568
     K15XG8U  C2015 12 07.32547 01 52 22.195-14 18 50.69         21.5 wLEX113F51
     K15XG8U  C2015 12 07.33643 01 52 23.199-14 18 27.61         21.6 wLEX113F51
     K15XG8U  C2015 12 07.34738 01 52 24.196-14 18 04.76         21.3 wLEX113F51
     K15XG8U |C2015 12 08.07851 01 53 34.59 -13 52 46.1          21.4 VuEX113807
     K15XG8U |C2015 12 08.08379 01 53 35.06 -13 52 35.1          21.3 VuEX113807
     K15XG8U |C2015 12 08.08909 01 53 35.55 -13 52 24.3          21.4 VuEX113807
     K15XG8U  C2015 12 08.16488 01 53 42.96 -13 50 02.7          21.0 RoEX113926
     K15XG8U  C2015 12 08.17549 01 53 43.90 -13 49 41.0          21.0 RoEX113926
     K15XG8U  C2015 12 08.18608 01 53 44.84 -13 49 19.8          21.8 RoEX113926
     K15XG8U  C2015 12 09.13638 01 55 14.64 -13 17 30.4          21.4 RoEX113926
     K15XG8U  C2015 12 09.14487 01 55 15.42 -13 17 13.9          21.8 RoEX113926
     K15XG8U  C2015 12 09.15333 01 55 16.14 -13 16 57.2          21.8 RoEX113926

Observer details:
568 Mauna Kea.  Observers R. J. Wainscoat, L. Wells.  Measurers M. Micheli,
    R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
    + CCD.
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.81-m f/7 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. Lilly, E. Magnier, R. Wainscoat, C. Waters,
    R. Weryk.  1.8-m Ritchey-Chretien + CCD.

Orbital elements:
2015 XU168                                               Earth MOID = 0.1476 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5                 MPC
M  29.08604              (2000.0)            P               Q
n   0.24300633     Peri.  161.68700     +0.66187989     +0.74362454
a   2.5432614      Node   149.54315     -0.70895936     +0.66195568
e   0.7255048      Incl.   10.74903     -0.24349874     +0.09400646
P   4.06           H   20.0           G   0.15           U   8
Residuals in seconds of arc
151206 F51  0.0   0.0     151207 568  0.0   0.1-    151208 807  0.0   0.2-
151206 F51  0.0   0.1-    151207 568  0.1-  0.1-    151208 926  0.2+  0.1-
151206 F51  0.0   0.0     151207 F51  0.0   0.0     151208 926  0.0   0.0
151207 807  0.1-  0.3+    151207 F51  0.0   0.2+    151208 926  0.3-  0.4-
151207 807  0.1+  0.1-    151207 F51  0.1-  0.2+    151209 926  0.0   0.3+
151207 807  0.3+  0.3-    151208 807  0.1-  0.4-    151209 926  0.4+  0.0
151207 568  0.1+  0.0     151208 807  0.2-  0.2-    151209 926  0.1-  0.1-

Ephemeris:
2015 XU168               a,e,i = 2.54, 0.73, 11                  q = 0.6981
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2015 11 09    00 19 05.6 -42 56 35   0.2977  1.1303   110.6    55.1    19.6
...
2015 11 24    01 25 53.8 -23 57 44   0.4683  1.3005   122.5    39.8    20.5
...
2015 12 02    01 43 11.3 -17 39 33   0.5797  1.3905   123.2    36.4    21.0
...
2015 12 08    01 53 27.1 -13 55 31   0.6702  1.4572   122.2    34.9    21.4
2015 12 09    01 55 01.6 -13 21 54   0.6858  1.4682   122.0    34.7    21.4
2015 12 10    01 56 34.4 -12 49 12   0.7016  1.4792   121.7    34.5    21.5
...
2015 12 16    02 05 22.1 -09 49 55   0.7989  1.5447   119.7    33.6    21.9
...
2015 12 24    02 16 17.2 -06 26 58   0.9359  1.6305   116.3    32.7    22.3
...
2016 01 08    02 35 49.1 -01 22 09   1.2120  1.7863   108.5    31.5    23.0

A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-X113

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