[Iaude] MPEC S137: 2017 SC12 [a=2.31,e=0.58,i=7.7,H=23.6]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Sep 25 17:03:16 EDT 2017


M.P.E.C. 2017-S137                               Issued 2017 Sept. 25, 20:59 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 SC12
 
Observations:
     K17S12C* C2017 09 21.57898 00 59 32.400+23 57 48.51         21.7 wLES137F51
     K17S12C  C2017 09 21.59288 00 59 30.666+23 57 52.42         21.5 wLES137F51
     K17S12C  C2017 09 21.60675 00 59 28.916+23 57 56.42         22.0 wLES137F51
     K17S12C KC2017 09 22.27503500 58 17.96 +24 01 35.8          21.4 VuES137H21
     K17S12C KC2017 09 22.28517400 58 16.70 +24 01 38.9          21.3 VuES137H21
     K17S12C KC2017 09 22.30037700 58 14.84 +24 01 43.9          21.6 VuES137H21
     K17S12C  C2017 09 22.40759 00 58 02.56 +24 02 21.7          21.0 RoES137926
     K17S12C  C2017 09 22.41941 00 58 01.12 +24 02 25.0          21.2 RoES137926
     K17S12C  C2017 09 22.43123 00 57 59.68 +24 02 27.9          21.1 RoES137926
     K17S12C _C2017 09 22.53743300 57 48.404+24 03 09.94         21.3 GUES137568
     K17S12C _C2017 09 22.53837500 57 48.278+24 03 10.21         21.4 GUES137568
     K17S12C KC2017 09 24.24356300 54 53.37 +24 09 45.8          22.1 VuES137H21
     K17S12C KC2017 09 24.25126700 54 52.49 +24 09 47.1          21.7 VuES137H21
     K17S12C KC2017 09 24.25984000 54 51.50 +24 09 48.9          21.7 VuES137H21
 
Observer details:
568 Mauna Kea.  Observers R. J. Wainscoat, D. Woodworth.  Measurer M. Micheli.
    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.  1.3-m f/4.0
    astrograph + CCD.
 
Orbital elements:
2017 SC12                                                Earth MOID = 0.0262 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M   9.37541              (2000.0)            P               Q
n   0.28004130     Peri.  323.38284     +0.58197620     +0.81217116
a   2.3137761      Node   342.09147     -0.71088213     +0.48361147
e   0.5750931      Incl.    7.66393     -0.39490543     +0.32634025
P   3.52           H   23.6           G   0.15           U   6
Residuals in seconds of arc
170921 F51  0.1-  0.0     170922 H21  0.3-  0.5+    170922 568  0.2+  0.8+
170921 F51  0.1+  0.2-    170922 926  0.2+  0.1+    170924 H21  0.1-  0.2-
170921 F51  0.2-  0.2-    170922 926  0.5+  0.3+    170924 H21  0.0   0.5-
170922 H21  0.6-  0.3+    170922 926  0.6+  0.1+    170924 H21  0.1-  0.3-
170922 H21  0.6-  0.2+    170922 568  0.3+  0.8+

Ephemeris:
2017 SC12                a,e,i = 2.31, 0.58, 8                   q = 0.9831
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 26    02 48 56.5 -00 24 59   0.05780 1.0338   112.1    64.9    19.8
...
2017 09 10    01 26 54.8 +20 47 52   0.1301  1.1074   138.2    37.3    20.9
...
2017 09 18    01 06 41.5 +23 27 01   0.1752  1.1561   147.2    28.1    21.4
...
2017 09 24    00 55 17.5 +24 09 10   0.2118  1.1959   153.1    22.3    21.7
2017 09 25    00 53 38.5 +24 12 00   0.2181  1.2028   154.0    21.5    21.7
2017 09 26    00 52 03.4 +24 13 52   0.2246  1.2097   154.8    20.7    21.8
...
2017 10 02    00 43 52.2 +24 08 42   0.2652  1.2523   159.1    16.5    22.1
...
2017 10 10    00 36 09.8 +23 32 49   0.3250  1.3115   161.9    13.6    22.5
...
2017 10 25    00 30 16.0 +21 52 48   0.4582  1.4274   157.0    15.8    23.5

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S137




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