[Iaude] MPEC S210: 2017 SW17 [a=2.40,e=0.62,i=5.0,H=24.5]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Thu Sep 28 22:17:17 EDT 2017


M.P.E.C. 2017-S210                               Issued 2017 Sept. 29, 02:13 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 SW17
 
Observations:
     K17S17W  C2017 09 26.50060 02 56 44.302+07 34 41.31         22.2 wLES210F51
     K17S17W* C2017 09 26.51422 02 56 38.751+07 35 27.20         21.6 wLES210F51
     K17S17W  C2017 09 26.52777 02 56 33.200+07 36 12.76         21.5 wLES210F51
     K17S17W  C2017 09 26.54146 02 56 27.621+07 36 58.34         21.4 wLES210F51
     K17S17W KC2017 09 27.32755102 51 43.54 +08 18 17.7          21.7 VuES210H21
     K17S17W KC2017 09 27.33623802 51 40.29 +08 18 44.4          22.1 VuES210H21
     K17S17W KC2017 09 27.33841002 51 39.50 +08 18 51.0          21.6 VuES210H21
     K17S17W  C2017 09 27.60109 02 50 06.782+08 32 17.65         21.0 wLES210F51
     K17S17W  C2017 09 27.62137 02 49 59.329+08 33 16.58         21.2 wLES210F51
     K17S17W  C2017 09 27.63152 02 49 55.628+08 33 45.98         21.4 wLES210F51
     K17S17W KC2017 09 28.49157 02 45 15.13 +09 13 27.2          19.9 RoES210291
     K17S17W KC2017 09 28.49436 02 45 14.19 +09 13 34.4          19.5 RoES210291
     K17S17W KC2017 09 28.49718 02 45 13.26 +09 13 41.2          19.8 RoES210291
 
Observer details:
291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + 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 SW17                                                Earth MOID = 0.0335 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M   5.42445              (2000.0)            P               Q
n   0.26558509     Peri.  294.87604     +0.66669687     +0.74489699
a   2.3969939      Node    17.01351     -0.64871348     +0.59669998
e   0.6215615      Incl.    4.97461     -0.36699605     +0.29845872
P   3.71           H   24.5           G   0.15           U   5
Residuals in seconds of arc
170926 F51  0.2-  0.1-    170927 H21  0.1+  0.2+    170928 291  0.1-  0.2+
170926 F51  0.1+  0.0     170927 H21  0.4+  0.2+    170928 291  0.1-  0.1+
170926 F51  0.1-  0.1+    170927 F51  0.0   0.0     170928 291  0.2+  0.5-
170926 F51  0.1+  0.1-    170927 F51  0.0   0.0
170927 H21  0.0   0.1-    170927 F51  0.1+  0.1+

Ephemeris:
2017 SW17                a,e,i = 2.40, 0.62, 5                   q = 0.9071
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 30    11 21 14.9 -30 36 29   0.1055  0.9331    41.3   134.4    25.6
...
2017 09 14    05 54 43.1 -19 55 15   0.05120 1.0026    84.8    92.3    21.3
...
2017 09 22    03 32 44.4 +01 55 52   0.08095 1.0532   125.8    50.6    21.0
...
2017 09 28    02 47 55.6 +08 51 37   0.1159  1.0957   142.0    34.3    21.4
2017 09 29    02 42 41.0 +09 35 40   0.1221  1.1031   144.1    32.1    21.5
2017 09 30    02 37 51.8 +10 14 57   0.1285  1.1106   146.2    30.1    21.6
...
2017 10 06    02 15 26.1 +12 58 23   0.1691  1.1570   156.7    20.0    22.0
...
2017 10 14    01 56 05.8 +14 45 03   0.2286  1.2221   168.1     9.7    22.4
...
2017 10 29    01 36 48.2 +15 49 54   0.3604  1.3504   170.9     6.7    23.4

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S210




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