[Iaude] MPEC S70: 2017 SF2 [a=1.18,e=0.57,i=2.8,H=24.2]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Sep 19 22:19:33 EDT 2017


M.P.E.C. 2017-S70                                Issued 2017 Sept. 20, 02:16 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 SF2
 
Observations:
     K17S02F* C2017 09 16.45511 00 26 51.159-28 50 18.67         21.1 wLES070F51
     K17S02F  C2017 09 16.46474 00 26 49.479-28 51 55.05               LES070F51
     K17S02F  C2017 09 16.47488 00 26 47.714-28 53 37.17         21.0 wLES070F51
     K17S02F _C2017 09 17.42678700 24 21.641-31 45 09.00         20.1 RtES070568
     K17S02F _C2017 09 17.42773000 24 21.418-31 45 20.28         20.0 RtES070568
     K17S02F _C2017 09 17.42867200 24 21.254-31 45 31.06         20.1 RtES070568
     K17S02F KC2017 09 19.49275 00 16 28.37 -39 35 31.9          20.4 RUES070474
     K17S02F KC2017 09 19.49399 00 16 27.96 -39 35 51.8          20.3 RUES070474
     K17S02F KC2017 09 19.49522 00 16 27.50 -39 36 11.9          20.4 RUES070474
     K17S02F KC2017 09 19.49646 00 16 27.15 -39 36 32.1          20.1 RUES070474
 
Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
    P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
568 Mauna Kea.  Observers R. J. Wainscoat, C. Crowder.  Measurers M. Micheli,
    R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + 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.
 
Orbital elements:
2017 SF2                                                 Earth MOID = 0.0388 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 299.38472              (2000.0)            P               Q
n   0.77266004     Peri.   15.91449     -0.39280320     -0.91834037
a   1.1761889      Node    97.23485     +0.83831001     -0.37927477
e   0.5733577      Incl.    2.80487     +0.37807667     -0.11314424
P   1.28           H   24.2           G   0.15           U   9
Residuals in seconds of arc
170916 F51  0.1-  0.2-    170917 568  0.2-  0.2-    170919 474  0.4-  0.0
170916 F51  0.0   0.2+    170917 568  0.3+  0.0     170919 474  0.4+  0.2-
170916 F51  0.1+  0.0     170919 474  0.1-  0.0
170917 568  0.1+  0.1+    170919 474  0.0   0.2+

Ephemeris:
2017 SF2                 a,e,i = 1.18, 0.57, 3                   q = 0.5018
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 21    00 33 21.9 -05 43 23   0.3817  1.3324   141.7    28.1    24.0
...
2017 09 05    00 36 44.6 -12 04 30   0.2169  1.2075   154.4    21.1    22.3
...
2017 09 13    00 32 28.5 -21 12 03   0.1388  1.1344   156.0    21.2    21.2
...
2017 09 19    00 18 45.1 -37 28 37   0.08830 1.0767   143.3    33.9    20.5
2017 09 20    00 13 40.8 -41 56 57   0.08120 1.0668   138.9    38.3    20.4
2017 09 21    00 06 39.5 -47 11 21   0.07473 1.0569   133.5    43.5    20.4
...
2017 09 27    16 09 28.6 -77 34 29   0.05915 0.9960    82.1    94.5    21.4
...
2017 10 05    13 15 43.3 -35 01 05   0.1058  0.9113    31.3   145.2    26.7
...
2017 10 20    12 59 25.9 -14 35 33   0.2554  0.7461    10.5   165.9    34.3

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S70




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