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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-S17 : 2005 SD

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M.P.E.C. 2005-S17                                Issued 2005 Sept. 19, 15:04 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
   on behalf of Commission 20 of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

                  Supported in part by the Brinson Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                    2005 SD

Observations:
     K05S00D* C2005 09 16.30101 00 37 55.15 +44 22 09.5          17.3   ES017704
     K05S00D  C2005 09 16.31344 00 37 54.60 +44 22 29.8          17.8   ES017704
     K05S00D  C2005 09 16.32589 00 37 54.09 +44 22 49.5          18.3   ES017704
     K05S00D  C2005 09 16.33833 00 37 53.74 +44 23 09.3          18.9   ES017704
     K05S00D  C2005 09 16.35078 00 37 53.00 +44 23 29.5          18.0   ES017704
     K05S00D  C2005 09 17.05323 00 37 24.76 +44 42 03.7                 ES017J95
     K05S00D  C2005 09 17.05484 00 37 24.71 +44 42 06.0                 ES017J95
     K05S00D  C2005 09 17.05644 00 37 24.62 +44 42 08.6          17.8 R ES017J95
     K05S00D  C2005 09 17.07777 00 37 23.65 +44 42 43.2                 ES017J71
     K05S00D  C2005 09 17.08512 00 37 23.42 +44 42 54.7                 ES017J71
     K05S00D  C2005 09 17.12154 00 37 21.63 +44 43 51.7                 ES017J71
     K05S00D  C2005 09 17.12422 00 37 21.60 +44 43 55.8                 ES017J71
     K05S00D 5C2005 09 17.22396 00 37 18.34 +44 46 34.8          18.0 R ES017673
     K05S00D 5C2005 09 17.23021 00 37 18.07 +44 46 45.2                 ES017673
     K05S00D 5C2005 09 17.23715 00 37 17.76 +44 46 56.0                 ES017673
     K05S00D 5C2005 09 17.24363 00 37 17.48 +44 47 06.5                 ES017673
     K05S00D  C2005 09 17.30014 00 37 14.88 +44 48 34.5          18.3 R ES017854
     K05S00D  C2005 09 17.30207 00 37 14.72 +44 48 40.3          18.3 R ES017854
     K05S00D  C2005 09 17.30595 00 37 14.54 +44 48 46.6          18.3 R ES017854
     K05S00D  C2005 09 18.89932 00 36 05.12 +45 30 07.7          17.5 R ES017118
     K05S00D  C2005 09 18.90163 00 36 04.99 +45 30 11.5          17.8 R ES017118
     K05S00D  C2005 09 18.90396 00 36 04.90 +45 30 15.0          17.6 R ES017118
     K05S00D  C2005 09 18.90627 00 36 04.72 +45 30 18.8          17.9 R ES017118
     K05S00D  C2005 09 19.07625 00 35 57.30 +45 34 39.1          18.1 R ES017932
     K05S00D  C2005 09 19.08206 00 35 56.96 +45 34 48.1          17.3 R ES017932
     K05S00D  C2005 09 19.09449 00 35 56.42 +45 35 07.4          17.7 R ES017932
     K05S00D 3C2005 09 19.56796 00 35 33.16 +45 47 16.3          18.2 R ES017F65
     K05S00D 3C2005 09 19.56954 00 35 33.08 +45 47 18.7          18.1 R ES017F65
     K05S00D 3C2005 09 19.57058 00 35 33.03 +45 47 20.2          18.3 R ES017F65

Observer details:
118 Modra.  Observers S. Gajdos, J. Vilagi.  0.6-m f/5.5 reflector + CCD.
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.6-m f/16
    Cassegrain + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Bezpalko, L. Manguso,
    D. Torres, R. Kracke, A. Milner, H. Love.  Measurers J. Stuart, R. Sayer,
    J. Evans, J. Kommers.  1.0-m f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.36-m f/10.0
    Schmidt-Cassegrain + CCD.
932 John J. McCarthy Obs., New Milford.  Observer M. Robson.  0.4-m f/6.5
    Schmidt-Cassegrain + CCD.
F65 Haleakala-Faulkes Telescope North.  Observers W. A. H. Jennings, B. Ng
    Lung Kit, A. N. D. M. Sanné, I. J. Galbraith, J. M. Fish, S. Y. Stratas,
    P. Wong, A. D. Taylor.  2.0-m Ritchey-Chretien + CCD.
J71 Willow Bank Observatory.  Observer I. Griffin.  0.35-m Schmidt-Cassegrain
    + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2005 SD
Epoch 2005 Aug. 18.0 TT = JDT 2453600.5                 MPC
M 344.31965              (2000.0)            P               Q
n   0.17316033     Peri.   90.97701     +0.65624754     -0.70821238
a   3.1878934      Node   314.18038     +0.46254791     +0.65017910
e   0.5042534      Incl.   21.28541     +0.59614478     +0.27514062
P   5.69           H   16.3           G   0.15           U   7
Residuals in seconds of arc
050916 704  0.7-  0.0     050917 J71  0.8-  0.9+    050918 118  0.0   0.3+
050916 704  0.7-  0.3+    050917 J71  0.1+  0.8+    050918 118  0.3+  0.2+
050916 704  0.2-  0.1+    050917 673  0.3-  0.3+    050918 118  0.4-  0.4+
050916 704  1.9+  0.0     050917 673  0.2-  0.7+    050919 932  0.0   0.0
050916 704  0.1-  0.3+    050917 673  0.1-  0.3+    050919 932  0.6-  0.1-
050917 J95  0.1+  0.1+    050917 673  0.0   0.4+    050919 932  0.1+  0.3-
050917 J95  0.3+  0.1-    050917 854  0.9+  2.6-    050919 F65  0.2-  0.0
050917 J95  0.1+  0.0     050917 854  0.1+  0.2+    050919 F65  0.2-  0.1+
050917 J71  0.1-  1.3+    050917 854  0.1+  0.3+    050919 F65  0.1-  0.0
050917 J71  0.9+  1.2+    050918 118  0.2+  0.1+

Ephemeris:
2005 SD                  a,e,i = 3.19, 0.50, 21                  q = 1.5804
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 09 17    00 37.45   +44 40.7    0.843    1.684   131.2    26.7    18.3
2005 09 27    00 28.68   +48 42.9    0.801    1.654   132.7    26.4    18.1
2005 10 07    00 16.96   +51 49.0    0.773    1.628   133.1    26.6    18.0
2005 10 17    00 04.85   +53 47.0    0.758    1.608   132.4    27.2    17.9
2005 10 27    23 55.72   +54 37.4    0.753    1.593   131.0    28.1    17.9
2005 11 06    23 52.57   +54 30.2    0.759    1.584   129.2    29.0    18.0
2005 11 16    23 57.07   +53 41.2    0.773    1.580   127.1    29.9    18.0
2005 11 26    00 09.15   +52 24.4    0.796    1.583   124.9    30.7    18.1
2005 12 06    00 27.84   +50 49.5    0.828    1.592   122.5    31.5    18.2
2005 12 16    00 51.64   +49 03.6    0.870    1.606   119.9    32.1    18.4
2005 12 26    01 18.90   +47 10.7    0.923    1.626   117.0    32.6    18.6
2006 01 05    01 48.19   +45 14.1    0.988    1.651   113.7    33.1    18.8
2006 01 15    02 18.33   +43 17.5    1.066    1.681   110.1    33.4    19.0
2006 01 25    02 48.44   +41 22.8    1.157    1.715   106.1    33.5    19.2
2006 02 04    03 17.98   +39 31.9    1.260    1.753   101.9    33.4    19.4
2006 02 14    03 46.65   +37 45.9    1.375    1.794    97.5    33.1    19.6
2006 02 24    04 14.26   +36 04.6    1.500    1.839    92.9    32.5    19.9
2006 03 06    04 40.81   +34 27.5    1.634    1.886    88.3    31.7    20.1
2006 03 16    05 06.30   +32 53.7    1.776    1.935    83.5    30.7    20.3
2006 03 26    05 30.75   +31 22.0    1.923    1.986    78.7    29.5    20.5
2006 04 05    05 54.24   +29 51.4    2.075    2.038    73.9    28.1    20.7
2006 04 15    06 16.82   +28 21.0    2.230    2.092    69.0    26.6    20.8
2006 04 25    06 38.52   +26 50.1    2.386    2.146    64.1    24.9    21.0

Kyle E. Smalley              (C) Copyright 2005 MPC           M.P.E.C. 2005-S17

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