[Iaude] MPEC S191: 2017 SG16 [a=2.31,e=0.55,i=2.1,H=26.5]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Sep 27 18:31:17 EDT 2017


M.P.E.C. 2017-S191                               Issued 2017 Sept. 27, 22:28 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 SG16
 
Observations:
     K17S16G* C2017 09 24.29788 01 25 44.59 +20 30 08.0          21.0 VqES191G96
     K17S16G  C2017 09 24.30365 01 25 50.45 +20 30 57.2          20.3 VqES191G96
     K17S16G  C2017 09 24.30948 01 25 56.38 +20 31 46.2          20.5 VqES191G96
     K17S16G  C2017 09 24.31523 01 26 02.11 +20 32 34.7          21.6 VqES191G96
     K17S16G  C2017 09 24.47493 01 28 42.88 +20 54 11.5                qES191I52
     K17S16G  C2017 09 24.47685 01 28 44.79 +20 54 26.5                qES191I52
     K17S16G  C2017 09 24.47882 01 28 46.87 +20 54 41.7          20.9 VqES191I52
     K17S16G  C2017 09 25.26544 01 42 42.50 +22 33 56.3          20.5 RoES191926
     K17S16G  C2017 09 25.26914 01 42 46.02 +22 34 23.1          20.6 RoES191926
     K17S16G  C2017 09 25.27286 01 42 49.48 +22 34 50.3          20.3 RoES191926
     K17S16G KC2017 09 25.28839001 42 58.87 +22 36 22.3          21.3 VuES191H21
     K17S16G KC2017 09 25.30308801 43 12.52 +22 38 05.8          21.2 VuES191H21
     K17S16G  C2017 09 25.34964 01 44 00.45 +22 43 55.0          20.5 VqES191I52
     K17S16G  C2017 09 25.35210 01 44 02.67 +22 44 11.7          20.9 VqES191I52
     K17S16G  C2017 09 25.35454 01 44 04.94 +22 44 29.4          20.5 VqES191I52
     K17S16G  C2017 09 25.35697 01 44 07.14 +22 44 45.6          21.6 VqES191I52
     K17S16G  C2017 09 26.42760 02 00 55.43 +24 36 59.1          21.2 VqES191I52
     K17S16G  C2017 09 26.43430 02 01 00.89 +24 37 35.0          21.2 VqES191I52
     K17S16G  C2017 09 26.44043 02 01 05.97 +24 38 09.0          21.2 VqES191I52
     K17S16G  C2017 09 26.44567 02 01 10.25 +24 38 38.3          21.2 VqES191I52
     K17S16G  C2017 09 26.48502 02 01 42.68 +24 42 15.9          20.8 RoES191926
     K17S16G  C2017 09 26.48899 02 01 45.98 +24 42 36.9          20.9 RoES191926
     K17S16G  C2017 09 26.49294 02 01 49.25 +24 42 57.5          20.9 RoES191926
     K17S16G  C2017 09 27.39590 02 14 45.18 +26 00 51.5          21.4 VqES191I52
     K17S16G  C2017 09 27.39798 02 14 46.62 +26 01 02.1          21.4 VqES191I52
     K17S16G  C2017 09 27.40006 02 14 48.16 +26 01 11.4          21.4 VqES191I52
     K17S16G  C2017 09 27.40213 02 14 49.78 +26 01 20.5          21.4 VqES191I52
 
Observer details:
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  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.  0.81-m f/4.0
    astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers G. J. Leonard,
    D. C. Fuls.  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.  1.0-m reflector + CCD.
 
Orbital elements:
2017 SG16                                                Earth MOID = 0.0332 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 355.14167              (2000.0)            P               Q
n   0.28114770     Peri.    7.48653     +0.99970155     +0.02377081
a   2.3077018      Node   351.14551     -0.02387998     +0.90217794
e   0.5505754      Incl.    2.09828     -0.00515365     +0.43070862
P   3.51           H   26.5           G   0.15           U   7
Residuals in seconds of arc
170924 G96  0.2+  0.3-    170925 926  0.3-  0.2+    170926 I52  1.2+  1.1-
170924 G96  0.3+  0.1-    170925 H21  0.3-  0.2+    170926 I52  0.6+  0.6-
170924 G96  0.6+  0.4-    170925 H21  0.0   0.3+    170926 926  1.0-  0.6+
170924 G96  0.6-  0.4-    170925 I52  0.5+  0.2+    170926 926  1.1-  0.4+
170924 I52  0.2-  0.5+    170925 I52  0.0   0.2-    170926 926 (1.3-  0.1-)
170924 I52  0.7-  0.5+    170925 I52  0.5+  0.4+    170927 I52  0.6+  0.0
170924 I52  0.4+  0.3+    170925 I52  0.2+  0.3-    170927 I52  0.7-  0.9+
170925 926  0.7-  0.3+    170926 I52 (1.8+  0.1-)   170927 I52  0.7-  0.4+
170925 926  0.0   0.1+    170926 I52  0.9+  1.3-    170927 I52  0.6+  0.2-

Ephemeris:
2017 SG16                a,e,i = 2.31, 0.55, 2                   q = 1.0371
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 28    19 36 14.5 -29 52 10   0.09520 1.0803   135.7    40.8    23.2
...
2017 09 12    21 20 04.6 -18 33 10   0.04380 1.0436   147.4    31.3    21.1
...
2017 09 20    23 55 46.2 +07 02 02   0.03322 1.0372   171.6     8.1    19.8
...
2017 09 26    01 54 26.5 +23 55 16   0.04317 1.0387   146.1    32.6    21.1
2017 09 27    02 09 17.2 +25 28 45   0.04586 1.0395   143.3    35.1    21.3
2017 09 28    02 22 40.3 +26 46 02   0.04875 1.0404   141.1    37.2    21.5
...
2017 10 04    03 18 28.1 +30 55 32   0.06848 1.0491   134.1    43.2    22.5
...
2017 10 12    03 53 35.4 +32 27 12   0.09785 1.0686   134.2    42.0    23.2
...
2017 10 27    04 11 06.6 +32 15 00   0.1577  1.1269   145.2    30.3    24.1

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S191




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