• Processing (Info)

    • MPEC 2016-E187: 2016 EN157

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    M.P.E.C. 2016-E187                               Issued 2016 Mar. 15, 22:39 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

                                  2016 EN157

Observations:
     K16EF7N* C2016 03 11.51604 13 19 11.266-03 26 38.14         19.4 wLEE187F51
     K16EF7N  C2016 03 11.52728 13 18 59.551-03 21 19.34         19.7 wLEE187F51
     K16EF7N  C2016 03 11.53852 13 18 47.987-03 16 03.82         19.6 wLEE187F51
     K16EF7N  C2016 03 11.54977 13 18 36.702-03 10 53.97         19.4 wLEE187F51
     K16EF7N _C2016 03 13.44324013 09 25.691+03 08 01.61         20.8 RtEE187568
     K16EF7N _C2016 03 13.44427613 09 25.410+03 08 07.05         20.8 RtEE187568
     K16EF7N _C2016 03 13.44531313 09 25.127+03 08 12.55         20.7 RtEE187568
     K16EF7N _C2016 03 15.52939113 06 14.482+04 59 54.04         21.6 RtEE187568
     K16EF7N _C2016 03 15.53065913 06 14.304+04 59 56.51         21.6 RtEE187568
     K16EF7N _C2016 03 15.53192813 06 14.121+04 59 58.93         21.6 RtEE187568

Observer details:
568 Mauna Kea.  Observers R. J. Wainscoat, M. Micheli, L. Wells.  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.  Measurer P. Veres.  1.8-m Ritchey-Chretien + CCD.

Orbital elements:
2016 EN157                                               Earth MOID = 0.0014 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5                 MPC
M 353.04470              (2000.0)            P               Q
n   0.35271876     Peri.  305.90198     -0.45186986     -0.89199372
a   1.9838874      Node   170.93514     +0.84221733     -0.43125409
e   0.5720024      Incl.    4.61689     +0.29408093     -0.13552532
P   2.79           H   28.0           G   0.15           U   4
Residuals in seconds of arc
160311 F51  0.1+  0.3+    160313 568  0.1+  0.1+    160315 568  0.0   0.0
160311 F51  0.2+  0.4-    160313 568  0.1+  0.1+    160315 568  0.0   0.1-
160311 F51  0.3-  0.3+    160313 568  0.1+  0.1+
160311 F51  0.5+  0.4-    160315 568  0.1-  0.1-

Ephemeris:
2016 EN157               a,e,i = 1.98, 0.57, 5                   q = 0.8491
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 02 14    00 51 03.1 -07 56 20   0.1869  0.8665    45.4   125.7    29.4
...
2016 02 29    00 59 33.6 -08 41 39   0.07343 0.9302    33.4   144.1    29.6
...
2016 03 08    00 51 33.6 -14 42 20   0.01543 0.9788    25.8   153.8    28.1
...
2016 03 14    13 08 12.2 +03 51 05   0.02814 1.0202   157.1    22.3    21.4
2016 03 15    13 06 50.0 +04 41 40   0.03537 1.0274   158.2    21.0    21.8
2016 03 16    13 05 52.7 +05 14 56   0.04262 1.0347   159.2    19.9    22.2
...
2016 03 22    13 02 52.0 +06 33 24   0.08670 1.0800   164.1    14.7    23.7
...
2016 03 30    13 00 25.6 +06 52 15   0.1478  1.1436   167.6    10.8    24.8
...
2016 04 14    12 57 55.9 +06 16 53   0.2752  1.2681   162.4    13.8    26.5

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-E187

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