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Minor Planet Center

MPEC 2003-S64 : 2003 SJ170

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M.P.E.C. 2003-S64                                Issued 2003 Sept. 25, 14:28 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 Steven and Michele Kirsch Foundation
             Prepared using the Tamkin Foundation Computer Network

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

                                  2003 SJ170

Observations:
     K03SH0J* C2003 09 24.23656 22 57 16.94 +25 53 03.9          17.5        704
     K03SH0J  C2003 09 24.24903 22 57 19.79 +25 52 10.4          18.3        704
     K03SH0J  C2003 09 24.26139 22 57 22.56 +25 51 19.0          18.4        704
     K03SH0J  C2003 09 24.27377 22 57 25.28 +25 50 26.9          18.0        704
     K03SH0J  C2003 09 24.28630 22 57 28.05 +25 49 36.1          18.0        704
     K03SH0J  C2003 09 24.89044 22 59 50.03 +25 07 25.7          18.1 V      198
     K03SH0J  C2003 09 24.89073 22 59 50.34 +25 07 22.8          17.9 R      J95
     K03SH0J  C2003 09 24.89331 22 59 50.66 +25 07 14.2          18.0 V      198
     K03SH0J  C2003 09 24.89381 22 59 51.07 +25 07 10.2          17.7 R      J95
     K03SH0J  C2003 09 24.89546 22 59 51.15 +25 07 05.5          18.1 V      198
     K03SH0J  C2003 09 24.89846 22 59 52.08 +25 06 51.2          18.1 R      J95
     K03SH0J  C2003 09 24.89903 22 59 51.93 +25 06 50.7          18.1 V      198
     K03SH0J  C2003 09 24.90422 22 59 53.10 +25 06 28.3          18.3 V      611
     K03SH0J  C2003 09 24.90505 22 59 53.27 +25 06 25.4          18.2 V      611
     K03SH0J  C2003 09 24.90587 22 59 53.49 +25 06 21.7          18.3 V      611
     K03SH0J  C2003 09 24.90840 22 59 53.81 +25 06 11.6          18.2 R      118
     K03SH0J  C2003 09 24.90937 22 59 53.99 +25 06 08.1          17.6 R      118
     K03SH0J  C2003 09 24.91128 22 59 54.39 +25 06 00.3          18.0 R      118
     K03SH0J  C2003 09 24.91228 22 59 54.65 +25 05 55.8          17.5 R      118
     K03SH0J  C2003 09 24.92352 22 59 57.40 +25 05 07.9          17.9 R      196
     K03SH0J  C2003 09 24.94515 23 00 02.27 +25 03 38.2          18.0 R      196
     K03SH0J  C2003 09 24.96138 23 00 05.71 +25 02 31.0          18.2 R      196
     K03SH0J  C2003 09 24.97221 23 00 08.10 +25 01 45.7          18.2 R      196
     K03SH0J  C2003 09 25.06733 23 00 29.47 +24 55 05.6          18.5 R      J95
     K03SH0J  C2003 09 25.07151 23 00 30.40 +24 54 48.4          18.3 R      J95
     K03SH0J  C2003 09 25.07473 23 00 31.09 +24 54 34.4          18.3 R      J95

Observer details:
118 Modra.  Observers S. Gajdos, A. Galad.  0.6-m f/5.5 reflector + CCD.
196 Homburg-Erbach.  Observer W. Wiedemann.  0.20-m f/3.3 Schmidt-Cassegrain
    + CCD.
198 Wildberg.  Observer R. Apitzsch.  0.235-m Schmidt-Cassegrain + CCD.
611 Starkenburg.  Observer F. Hormuth.  0.45-m f/4.4 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.  1.0-m
    f/2.15 reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.30-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2003 SJ170
Epoch 2003 Sept. 18.0 TT = JDT 2452900.5                MPC
M   7.72575              (2000.0)            P               Q
n   0.24085138     Peri.  121.01733     +0.78087468     +0.61692645
a   2.5584089      Node   201.39374     -0.62438857     +0.76594109
e   0.5550451      Incl.   15.61147     -0.01932994     +0.18093091
P   4.09           H   19.7           G   0.15
From 26 observations 2003 Sept. 24-25.

Ephemeris:
2003 SJ170               a,e,i = 2.56, 0.56, 16                  q = 1.1384
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2003 09 18    22 30.47   +33 02.4    0.239    1.201   141.2    31.7    18.3
2003 09 28    23 11.28   +21 34.1    0.261    1.243   154.7    20.2    18.3
2003 10 08    23 41.64   +11 20.3    0.305    1.293   161.6    14.1    18.5
2003 10 18    00 04.43   +03 51.8    0.372    1.349   158.2    15.9    19.1
2003 10 28    00 22.47   -00 54.9    0.458    1.411   150.5    20.3    19.8
2003 11 07    00 37.93   -03 36.4    0.561    1.476   142.6    24.1    20.4
2003 11 17    00 52.06   -04 50.1    0.678    1.545   135.1    26.9    21.0
2003 11 27    01 05.64   -05 04.2    0.807    1.615   128.0    28.8    21.5
2003 12 07    01 19.17   -04 38.1    0.949    1.686   121.3    30.0    22.0

Brian G. Marsden             (C) Copyright 2003 MPC           M.P.E.C. 2003-S64

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