[Iaude] MPEC S140: 2017 SF12 [a=1.53,e=0.27,i=14.7,H=24.6]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Sep 25 17:13:16 EDT 2017


M.P.E.C. 2017-S140                               Issued 2017 Sept. 25, 21:10 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 at CFA.HARVARD.EDU
            URL http://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2017 SF12
 
Observations:
     K17S12F* C2017 09 22.42032 00 25 26.935+03 28 27.38         21.0 wLES140F51
     K17S12F  C2017 09 22.44420 00 25 32.913+03 25 36.91         21.2 wLES140F51
     K17S12F  C2017 09 22.45615 00 25 35.896+03 24 12.28         21.3 wLES140F51
     K17S12F KC2017 09 23.19076300 29 02.45 +01 56 37.9          20.6 VuES140H21
     K17S12F KC2017 09 23.19996600 29 04.82 +01 55 32.3          20.6 VuES140H21
     K17S12F KC2017 09 23.21130000 29 07.69 +01 54 11.8          20.8 VuES140H21
     K17S12F  C2017 09 23.26280 00 29 22.41 +01 48 13.5          20.2 RoES140926
     K17S12F  C2017 09 23.26650 00 29 23.35 +01 47 47.2          19.8 RoES140926
     K17S12F  C2017 09 23.27022 00 29 24.28 +01 47 20.9          20.1 RoES140926
     K17S12F _C2017 09 23.43424500 30 08.816+01 28 05.39         20.6 GUES140568
     K17S12F _C2017 09 23.43519300 30 09.050+01 27 58.59         20.9 GUES140568
     K17S12F KC2017 09 24.26359200 33 57.61 -00 10 39.1          20.8 VuES140H21
     K17S12F KC2017 09 24.27182600 33 59.70 -00 11 37.5          20.7 VuES140H21
     K17S12F KC2017 09 24.28220200 34 02.31 -00 12 51.3          20.7 VuES140H21
     K17S12F  C2017 09 24.42999 00 34 40.87 -00 30 12.4          20.3 RoES140926
     K17S12F  C2017 09 24.43355 00 34 41.77 -00 30 37.3          20.2 RoES140926
     K17S12F  C2017 09 24.43710 00 34 42.67 -00 31 02.3          20.1 RoES140926
     K17S12F  C2017 09 25.43136 00 39 18.037-02 27 57.02         20.9 wLES140F51
     K17S12F  C2017 09 25.44401 00 39 21.091-02 29 25.45         20.5 wLES140F51
     K17S12F  C2017 09 25.45671 00 39 24.184-02 30 54.86         20.5 wLES140F51
     K17S12F  C2017 09 25.46940 00 39 27.267-02 32 24.08         20.7 wLES140F51
 
Observer details:
568 Mauna Kea.  Observers R. J. Wainscoat, D. Woodworth.  Measurers M. Micheli,
    R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + 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 J. Bulger, T. Lowe, 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.  0.76-m f/3.0
    astrograph + CCD.
 
Orbital elements:
2017 SF12                                                Earth MOID = 0.1165 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 348.87953              (2000.0)            P               Q
n   0.51899351     Peri.  182.54265     +0.99865472     -0.05181618
a   1.5335388      Node   180.44201     +0.05091855     +0.98709340
e   0.2699773      Incl.   14.70640     +0.00980069     +0.15153120
P   1.90           H   24.6           G   0.15           U   7
Residuals in seconds of arc
170922 F51  0.1-  0.3+    170923 926  0.0   0.2+    170924 926  0.0   0.2-
170922 F51  0.0   0.4-    170923 926  0.1-  0.4+    170924 926  0.0   0.2+
170922 F51  0.0   0.0     170923 568  0.2+  0.3-    170924 926  0.1-  0.3+
170923 H21  0.2+  0.1-    170923 568  0.2+  0.3-    170925 F51  0.1+  0.3-
170923 H21  0.5+  0.1-    170924 H21  0.2-  0.1+    170925 F51  0.2-  0.2+
170923 H21  0.2+  0.1+    170924 H21  0.1+  0.2+    170925 F51  0.0   0.1+
170923 926  0.0   0.1+    170924 H21  0.2+  0.1+    170925 F51  0.0   0.0

Ephemeris:
2017 SF12                a,e,i = 1.53, 0.27, 15                  q = 1.1195
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 26    22 33 11.4 +36 22 41   0.1894  1.1482   133.0    40.1    22.9
...
2017 09 10    23 28 14.1 +24 36 11   0.1361  1.1270   150.1    26.4    21.7
...
2017 09 18    00 04 42.5 +11 58 55   0.1201  1.1213   164.9    13.5    21.0
...
2017 09 24    00 32 44.8 +00 21 27   0.1172  1.1196   172.6     6.6    20.7
2017 09 25    00 37 19.6 -01 36 43   0.1176  1.1195   172.0     7.1    20.7
2017 09 26    00 41 51.5 -03 33 44   0.1182  1.1195   170.9     8.2    20.8
...
2017 10 02    01 07 36.5 -14 22 08   0.1267  1.1209   160.1    17.7    21.3
...
2017 10 10    01 36 39.7 -25 04 06   0.1483  1.1262   147.2    28.7    22.0
...
2017 10 25    02 13 06.7 -34 27 54   0.2071  1.1466   133.4    39.1    23.0

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S140




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