• Processing (Info)

    • MPEC 2016-A23 : 2015 YE18

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.

    Read MPEC 2016-A22 Read MPEC 2016-A24 

    M.P.E.C. 2016-A23                                Issued 2016 Jan. 3, 14:17 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 YE18

Observations:
     K15Y18E* C2015 12 31.56938 10 16 18.071-37 18 23.19         19.6 rLEA023F51
     K15Y18E  C2015 12 31.57866 10 16 17.150-37 18 40.55         19.6 rLEA023F51
     K15Y18E  C2015 12 31.59695 10 16 15.340-37 19 14.58         19.6 rLEA023F51
     K15Y18E |C2016 01 01.23264 10 15 14.90 -37 38 42.6          19.9 VuEA023807
     K15Y18E |C2016 01 01.23510 10 15 14.68 -37 38 47.3          19.6 VuEA023807
     K15Y18E |C2016 01 01.23734 10 15 14.45 -37 38 51.4          19.9 VuEA023807
     K15Y18E |C2016 01 01.23970 10 15 14.20 -37 38 55.7          19.9 VuEA023807
     K15Y18E |C2016 01 01.24217 10 15 13.94 -37 39 00.4          19.9 VuEA023807
     K15Y18E  C2016 01 01.54134 10 14 44.333-37 48 18.42         19.6 rLEA023F51
     K15Y18E  C2016 01 01.55050 10 14 43.377-37 48 35.42         19.6 rLEA023F51
     K15Y18E  C2016 01 01.55981 10 14 42.398-37 48 52.61         19.6 rLEA023F51
     K15Y18E  C2016 01 01.56884 10 14 41.465-37 49 09.14         19.4 rLEA023F51
     K15Y18E _C2016 01 01.57214710 14 41.103-37 49 14.81         18.9 RtEA023568
     K15Y18E _C2016 01 01.57318610 14 40.989-37 49 16.72         18.4 RtEA023568
     K15Y18E |C2016 01 02.22217 10 13 36.13 -38 08 51.1          19.8 VuEA023807
     K15Y18E |C2016 01 02.22489 10 13 35.84 -38 08 56.0          19.8 VuEA023807
     K15Y18E |C2016 01 02.22749 10 13 35.57 -38 09 00.8          19.6 VuEA023807
     K15Y18E |C2016 01 03.25438 10 11 47.83 -38 39 46.7          20.1 VuEA023807
     K15Y18E |C2016 01 03.25719 10 11 47.51 -38 39 51.7          20.3 VuEA023807
     K15Y18E |C2016 01 03.25964 10 11 47.21 -38 39 56.1          20.0 VuEA023807

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.
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 YE18                                                Earth MOID = 0.1211 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5                 MPC
M 122.23422              (2000.0)            P               Q
n   0.92874972     Peri.   80.61929     +0.78606324     +0.35769290
a   1.0404078      Node   257.00970     -0.52289613     +0.81973542
e   0.5409545      Incl.   31.15694     +0.32967289     +0.44731380
P   1.06           H   17.5           G   0.15           U   8
Residuals in seconds of arc
151231 F51  0.0   0.0     160101 807  0.2-  0.1+    160102 807  0.2-  0.0
151231 F51  0.0   0.0     160101 F51  0.1+  0.0     160102 807  0.2-  0.1+
151231 F51  0.1+  0.1-    160101 F51  0.0   0.1-    160102 807  0.1-  0.1+
160101 807  0.2-  0.1+    160101 F51  0.1-  0.2-    160103 807  0.2+  0.1-
160101 807  0.1+  0.0     160101 F51  0.0   0.1-    160103 807  0.1+  0.0
160101 807  0.1+  0.1+    160101 568  0.1-  0.2+    160103 807  0.2-  0.0
160101 807  0.0   0.2+    160101 568  0.1-  0.2+

Ephemeris:
2015 YE18                a,e,i = 1.04, 0.54, 31                  q = 0.4776
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2015 12 04    10 34 27.0 -21 20 04   0.9200  1.2648    83.1    50.7    19.7
...
2015 12 19    10 30 12.4 -30 20 09   0.8875  1.3595    93.0    46.3    19.7
...
2015 12 27    10 22 39.8 -34 52 08   0.8698  1.4032    98.2    43.9    19.6
...
2016 01 02    10 13 58.3 -38 02 06   0.8577  1.4330   102.0    42.2    19.6
2016 01 03    10 12 14.7 -38 32 10   0.8559  1.4377   102.6    41.9    19.6
2016 01 04    10 10 26.1 -39 01 43   0.8541  1.4423   103.2    41.6    19.6
...
2016 01 10    09 57 48.0 -41 45 57   0.8446  1.4687   106.7    39.9    19.5
...
2016 01 18    09 36 20.1 -44 40 42   0.8365  1.5001   110.7    37.8    19.5
...
2016 02 02    08 46 23.1 -47 03 19   0.8391  1.5474   115.8    35.0    19.5

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-A23

    Read MPEC 2016-A22 Read MPEC 2016-A24

    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)