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    • MPEC 2016-U67 : 2016 UJ31

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    M.P.E.C. 2016-U67                                Issued 2016 Oct. 25, 20:00 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 UJ31

Observations:
     K16U31J  C2016 10 08.24992 18 16 45.153+26 31 42.55         19.4 iLEU067F51
     K16U31J  C2016 10 08.26191 18 16 46.733+26 32 51.29         19.4 iLEU067F51
     K16U31J  C2016 10 08.27395 18 16 48.344+26 34 00.72         19.1 iLEU067F51
     K16U31J  C2016 10 08.28595 18 16 49.941+26 35 09.48         19.0 iLEU067F51
     K16U31J* C2016 10 22.12598 18 45 04.07 +41 54 55.1          19.4 VqEU067G96
     K16U31J  C2016 10 22.13034 18 45 04.48 +41 55 06.1                qEU067G96
     K16U31J  C2016 10 22.13465 18 45 04.94 +41 55 18.0          19.8 VqEU067G96
     K16U31J  C2016 10 22.13904 18 45 05.36 +41 55 29.9          19.3 VqEU067G96
     K16U31J  C2016 10 22.15926 18 45 07.47 +41 56 23.7          19.0 VqEU067G96
     K16U31J  C2016 10 22.16902 18 45 08.46 +41 56 48.8          19.2 VqEU067G96
     K16U31J KC2016 10 22.79294 18 46 16.95 +42 24 33.5                qEU067J95
     K16U31J KC2016 10 22.80544 18 46 18.25 +42 25 05.7                qEU067J95
     K16U31J KC2016 10 22.81443 18 46 19.13 +42 25 29.4          19.7 RqEU067J95
     K16U31J  C2016 10 23.07604 18 46 47.47 +42 37 03.7          19.3 VqEU067G96
     K16U31J  C2016 10 23.08448 18 46 48.29 +42 37 24.9          19.1 VqEU067G96
     K16U31J  C2016 10 23.08876 18 46 48.71 +42 37 36.0          19.7 VqEU067G96
     K16U31J KC2016 10 23.71836 18 47 56.71 +43 04 24.4          19.5 V EU067L04
     K16U31J KC2016 10 23.74033 18 47 58.89 +43 05 19.2          19.7 V EU067L04
     K16U31J KC2016 10 23.74670 18 47 59.52 +43 05 35.1          19.4 V EU067L04
     K16U31J KC2016 10 24.03189 18 48 30.46 +43 17 37.9          19.6 RqEU067H36
     K16U31J KC2016 10 24.04044 18 48 31.29 +43 17 58.2          19.1 RqEU067H36
     K16U31J KC2016 10 24.04667 18 48 31.85 +43 18 11.8          19.2 RqEU067H36

Observer details:
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.
G96 Mt. Lemmon Survey.  Observer R. G. Matheny.  Measurers E. J. Christensen,
    D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
    S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
    1.5-m reflector + 10K CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca.  Observer L. Hudin.  0.3-m f/5.0
    reflector + CCD.

Orbital elements:
2016 UJ31                                           PHA, Earth MOID = 0.0132 AU
Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
M 329.50229              (2000.0)            P               Q
n   0.54716526     Peri.    5.12312     +0.99162795     +0.08219446
a   1.4804385      Node   348.61615     -0.12894877     +0.58972136
e   0.3293887      Incl.   30.30183     -0.00679909     +0.80341321
P   1.80           H   19.5           G   0.15           U   7
Residuals in seconds of arc
161008 F51  0.1-  0.1-    161022 G96  0.3+  0.6+    161023 L04  0.1+  0.5-
161008 F51  0.1-  0.2-    161022 G96  0.2+  0.0     161023 L04  0.0   0.3-
161008 F51  0.1+  0.1+    161022 J95  0.1-  0.0     161023 L04  0.1-  0.2-
161008 F51  0.1+  0.2+    161022 J95  0.4+  0.2-    161024 H36  0.1+  1.4+
161022 G96  0.3-  0.0     161022 J95  0.0   0.2+    161024 H36  0.0   0.7+
161022 G96  0.5-  0.5-    161023 G96  0.1-  0.1+    161024 H36  0.5-  1.0-
161022 G96  0.2-  0.0     161023 G96  0.1-  0.3-
161022 G96  0.4-  0.2+    161023 G96  0.0   0.2-

Ephemeris:
2016 UJ31                a,e,i = 1.48, 0.33, 30                  q = 0.9928
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 09 25    17 35 13.9 -06 11 11   0.1609  0.9928    81.8    89.0    18.7
...
2016 10 10    18 20 53.1 +29 12 12   0.2446  1.0042    84.3    81.7    19.3
...
2016 10 18    18 37 27.0 +38 28 21   0.3049  1.0189    85.5    77.1    19.7
...
2016 10 24    18 48 27.7 +43 16 14   0.3507  1.0335    86.4    73.8    19.9
2016 10 25    18 50 14.9 +43 57 00   0.3583  1.0362    86.5    73.3    19.9
2016 10 26    18 52 01.8 +44 36 05   0.3658  1.0389    86.6    72.8    19.9
...
2016 11 01    19 02 45.7 +48 01 34   0.4099  1.0571    87.5    69.7    20.1
...
2016 11 09    19 17 51.0 +51 41 15   0.4653  1.0850    88.7    65.9    20.3
...
2016 11 24    19 51 52.7 +57 06 22   0.5567  1.1462    91.5    59.4    20.7

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-U67

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