[Iaude] MPEC S206: 2017 ST17 [a=1.26,e=0.33,i=9.8,H=24.9]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Thu Sep 28 20:35:16 EDT 2017


M.P.E.C. 2017-S206                               Issued 2017 Sept. 29, 00:32 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 ST17
 
Observations:
     K17S17T* C2017 09 26.39296 00 35 18.433-04 27 37.72         22.2 wLES206F51
     K17S17T  C2017 09 26.41656 00 35 13.645-04 26 59.09         21.9 wLES206F51
     K17S17T  C2017 09 26.42826 00 35 11.284-04 26 39.80         21.9 wLES206F51
     K17S17T KC2017 09 27.28859600 32 29.48 -04 02 31.2          22.0 VuES206H21
     K17S17T KC2017 09 27.30157600 32 26.78 -04 02 08.5          22.0 VuES206H21
     K17S17T KC2017 09 27.30461800 32 26.12 -04 02 02.8          22.2 VuES206H21
     K17S17T  C2017 09 28.36797 00 28 53.29 -03 29 28.4          22.4 VqES206G96
     K17S17T  C2017 09 28.37327 00 28 51.96 -03 29 16.9          20.9 VqES206G96
     K17S17T  C2017 09 28.37858 00 28 50.78 -03 29 07.3          21.0 VqES206G96
     K17S17T  C2017 09 28.39073 00 28 48.00 -03 28 43.6          21.6 VqES206G96
     K17S17T  C2017 09 28.40483 00 28 44.95 -03 28 19.6          20.6 VqES206G96
     K17S17T  C2017 09 28.40716 00 28 44.31 -03 28 13.1                qES206G96
     K17S17T  C2017 09 28.40830 00 28 44.13 -03 28 10.1                qES206G96
 
Observer details:
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.
G96 Mt. Lemmon Survey.  Observer J. A. Johnson.  Measurers E. J. Christensen,
    D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
    S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
    1.5-m reflector + 10K 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 ST17                                                Earth MOID = 0.0585 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 286.71511              (2000.0)            P               Q
n   0.69287574     Peri.   89.06497     -0.15262532     -0.98785697
a   1.2648309      Node     9.85810     +0.82577681     -0.14362443
e   0.3277369      Incl.    9.77022     +0.54295319     -0.05925053
P   1.42           H   24.9           G   0.15           U   9
Residuals in seconds of arc
170926 F51  0.2+  0.1-    170927 H21  0.1+  0.4+    170928 G96 (1.1+  2.7-)
170926 F51  0.2-  0.0     170928 G96  1.4+  0.7-    170928 G96  0.6-  0.7-
170926 F51  0.1-  0.0     170928 G96  0.5-  0.6+    170928 G96  0.5+  0.1+
170927 H21  0.0   0.3+    170928 G96  0.2-  0.0
170927 H21  0.4+  0.1+    170928 G96  0.7-  0.4+

Ephemeris:
2017 ST17                a,e,i = 1.26, 0.33, 10                  q = 0.8503
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 30    01 05 52.0 -09 54 32   0.3495  1.3042   142.4    28.2    24.4
...
2017 09 14    00 59 30.2 -08 07 19   0.2392  1.2292   156.6    18.9    23.2
...
2017 09 22    00 46 39.2 -06 09 15   0.1884  1.1876   166.2    11.7    22.4
...
2017 09 28    00 30 09.9 -03 40 29   0.1547  1.1560   173.6     5.5    21.6
2017 09 29    00 26 40.6 -03 08 18   0.1495  1.1507   174.4     4.9    21.5
2017 09 30    00 22 56.4 -02 33 32   0.1444  1.1454   174.7     4.6    21.4
...
2017 10 06    23 54 22.0 +02 01 20   0.1166  1.1135   166.6    12.0    21.2
...
2017 10 14    22 53 21.2 +12 00 52   0.08900 1.0713   144.7    32.6    21.2
...
2017 10 29    19 30 50.0 +34 06 16   0.08152 0.9953    89.0    86.3    22.5

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S206




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