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    • MPEC 2003-S61 : 2003 SF170

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    M.P.E.C. 2003-S61                                Issued 2003 Sept. 24, 23:09 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 SF170

Observations:
     K03SH0F* C2003 09 23.42446 00 59 02.74 -03 07 33.3          19.3        644
     K03SH0F  C2003 09 23.43598 00 59 00.56 -03 07 08.9          19.2        644
     K03SH0F  C2003 09 23.44725 00 58 58.46 -03 06 45.0          19.2        644
     K03SH0F  C2003 09 24.04806 00 57 10.04 -02 45 49.0          19.3 R      J95
     K03SH0F  C2003 09 24.05302 00 57 09.16 -02 45 37.7          19.9 R      J95
     K03SH0F  C2003 09 24.05758 00 57 08.26 -02 45 28.8          19.2 R      J95
     K03SH0F  C2003 09 24.55595 00 55 37.75 -02 28 01.7          20.7        608
     K03SH0F  C2003 09 24.56674 00 55 35.76 -02 27 38.4          20.5        608
     K03SH0F  C2003 09 24.57749 00 55 33.77 -02 27 16.5          20.9        608
     K03SH0F  C2003 09 24.86098 00 54 43.86 -02 17 32.1                      246
     K03SH0F  C2003 09 24.86174 00 54 43.70 -02 17 29.2                      246
     K03SH0F  C2003 09 24.86483 00 54 43.11 -02 17 23.8                      246
     K03SH0F  C2003 09 24.86567 00 54 42.96 -02 17 22.2                      246
     K03SH0F  C2003 09 24.91259800 54 34.40 -02 15 44.4          19.4 V      611
     K03SH0F  C2003 09 24.91423000 54 34.10 -02 15 41.2                      611
     K03SH0F  C2003 09 24.91586800 54 33.80 -02 15 37.6                      611

Observer details:
246 Klet Observatory-KLENOT.  Observer M. Tichy.  1.06-m KLENOT Telescope
    + CCD.
608 Haleakala-NEAT/MSSS.  Observers S. Pravdo, M. Hicks, K. Lawrence,
    D. MacDonald, P. Kervin, J. Africano.  1.2-m reflector + CCD.
611 Starkenburg.  Observer F. Hormuth.  0.45-m f/4.4 reflector + CCD.
644 Palomar Mountain/NEAT.  Observers S. Pravdo, D. MacDonald, K. Lawrence,
    M. Hicks.  1.2-m Schmidt + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.30-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2003 SF170
Epoch 2003 Sept. 18.0 TT = JDT 2452900.5                MPC
M  21.71062              (2000.0)            P               Q
n   0.27237996     Peri.  292.62470     +0.51163635     +0.85513312
a   2.3569622      Node     9.54732     -0.47811042     +0.36412259
e   0.4543163      Incl.   30.23519     -0.71388981     +0.36900146
P   3.62           H   19.1           G   0.15
From 16 observations 2003 Sept. 23-24.

Ephemeris:
2003 SF170               a,e,i = 2.36, 0.45, 30                  q = 1.2862
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2003 09 18    01 15.45   -06 19.8    0.534    1.508   155.9    15.8    19.5
2003 09 28    00 45.41   -00 30.3    0.559    1.558   172.4     4.9    19.2
2003 10 08    00 18.43   +04 38.2    0.616    1.611   171.5     5.3    19.5
2003 10 18    23 57.77   +08 43.9    0.701    1.665   157.4    13.3    20.2
2003 10 28    23 44.35   +11 50.5    0.809    1.721   145.1    19.3    20.8
2003 11 07    23 37.61   +14 14.0    0.936    1.777   134.5    23.5    21.3
2003 11 17    23 36.32   +16 10.2    1.077    1.834   125.1    26.2    21.8

Kyle E. Smalley              (C) Copyright 2003 MPC           M.P.E.C. 2003-S61

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