[Iaude] MPEC S72: 2017 SH2 [a=2.45,e=0.52,i=4.2,H=23.5]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Sep 19 22:25:35 EDT 2017


M.P.E.C. 2017-S72                                Issued 2017 Sept. 20, 02:22 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 SH2
 
Observations:
     K17S02H* C2017 09 16.50111 01 39 39.641-08 04 37.70         21.7 wLES072F51
     K17S02H  C2017 09 16.56077 01 39 44.127-08 02 39.16         21.6 wLES072F51
     K17S02H  C2017 09 16.57535 01 39 45.217-08 02 10.37         21.8 wLES072F51
     K17S02H  C2017 09 16.58988 01 39 46.342-08 01 41.27         21.7 wLES072F51
     K17S02H KC2017 09 17.33820701 40 54.40 -07 37 12.8          21.5 VuES072H21
     K17S02H KC2017 09 17.35119601 40 55.37 -07 36 47.2          21.5 VuES072H21
     K17S02H KC2017 09 17.36623101 40 56.50 -07 36 17.1          21.9 VuES072H21
     K17S02H KC2017 09 19.35653 01 43 41.57 -06 31 05.2                oES072691
     K17S02H KC2017 09 19.37601 01 43 42.77 -06 30 27.1                oES072691
     K17S02H  C2017 09 19.44563 01 43 47.12 -06 28 10.3          21.4 RoES072926
     K17S02H  C2017 09 19.45417 01 43 47.64 -06 27 54.5          21.3 RoES072926
     K17S02H  C2017 09 19.46341 01 43 48.23 -06 27 36.2          21.4 RoES072926
 
Observer details:
691 Steward Observatory, Kitt Peak.  Observer T. H. Bressi.  0.9-m f/3
    reflector + 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.  0.81-m f/4.0
    astrograph + CCD.
 
Orbital elements:
2017 SH2                                                 Earth MOID = 0.1801 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 359.96205              (2000.0)            P               Q
n   0.25668834     Peri.  304.73886     +0.96862334     +0.24379142
a   2.4520649      Node    41.21044     -0.19724665     +0.87234949
e   0.5207852      Incl.    4.20577     -0.15120380     +0.42375950
P   3.84           H   23.5           G   0.15           U   8
Residuals in seconds of arc
170916 F51  0.5-  0.2+    170917 H21  0.1+  0.2-    170919 691  0.5-  0.3+
170916 F51  0.2-  0.3+    170917 H21  0.3+  0.3-    170919 926  0.3+  0.7+
170916 F51  0.3-  0.0     170917 H21  0.6+  0.0     170919 926  0.0   0.2-
170916 F51  0.1+  0.1+    170919 691  0.4-  0.1+    170919 926  0.1+  0.0

Ephemeris:
2017 SH2                 a,e,i = 2.45, 0.52, 4                   q = 1.1751
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 21    00 30 07.8 -21 35 57   0.2099  1.1861   143.1    30.8    21.8
...
2017 09 05    01 16 14.7 -14 25 12   0.1979  1.1751   144.6    29.8    21.6
...
2017 09 13    01 33 45.3 -10 00 38   0.2001  1.1794   147.2    27.5    21.6
...
2017 09 19    01 43 13.1 -06 42 17   0.2054  1.1873   150.2    24.9    21.6
2017 09 20    01 44 29.9 -06 09 48   0.2066  1.1889   150.8    24.4    21.6
2017 09 21    01 45 41.8 -05 37 34   0.2079  1.1907   151.4    23.8    21.6
...
2017 09 27    01 51 17.7 -02 30 23   0.2176  1.2036   155.4    20.3    21.6
...
2017 10 05    01 55 10.2 +01 17 11   0.2360  1.2263   161.7    14.8    21.6
...
2017 10 20    01 55 31.8 +06 59 05   0.2890  1.2838   174.7     4.1    21.7

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S72




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