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  • MPEC 1999-T07 : 1999 SN5

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    M.P.E.C. 1999-T07                                Issued 1999 Oct. 2, 16:28 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.
    
                 BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
              URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714
    
                                       1999 SN5
    
    Observations:
         J99S05N* C1999 09 30.19937 21 04 29.46 -15 21 26.2          18.4        704
         J99S05N  C1999 09 30.21419 21 04 23.84 -15 21 20.6          19.1        704
         J99S05N  C1999 09 30.22880 21 04 18.42 -15 21 13.6          18.3        704
         J99S05N  C1999 09 30.24340 21 04 13.00 -15 21 07.0          18.4        704
         J99S05N  C1999 09 30.25767 21 04 07.65 -15 21 00.9          18.9        704
         J99S05N  C1999 10 01.43216 20 57 03.47 -15 12 20.8          18.7 V      402
         J99S05N  C1999 10 01.43341 20 57 02.96 -15 12 19.5                      402
         J99S05N  C1999 10 01.43468 20 57 02.62 -15 12 20.2                      402
         J99S05N  C1999 10 01.43594 20 57 02.16 -15 12 18.7                      402
         J99S05N  C1999 10 01.49141 20 56 41.76 -15 11 27.9          17.3 R      426
         J99S05N  C1999 10 01.49404 20 56 40.85 -15 11 26.8          17.4 R      426
         J99S05N  C1999 10 01.49731 20 56 39.63 -15 11 25.1          17.5 R      426
         J99S05N  C1999 10 01.75486 20 55 08.70 -15 09 47.0          18.0 V      104
         J99S05N  C1999 10 01.75671 20 55 08.09 -15 09 46.3                      104
         J99S05N  C1999 10 01.75856 20 55 07.36 -15 09 45.3                      104
         J99S05N  C1999 10 01.76042 20 55 06.67 -15 09 44.5                      104
         J99S05N  C1999 10 01.78015 20 54 59.61 -15 09 34.4                      587
         J99S05N  C1999 10 01.78275 20 54 58.66 -15 09 32.9                      587
         J99S05N  C1999 10 01.78715 20 54 57.11 -15 09 31.7                      587
         J99S05N  C1999 10 01.80196 20 54 51.60 -15 09 25.5                      557
         J99S05N  C1999 10 01.80289 20 54 51.26 -15 09 25.2                      557
         J99S05N  C1999 10 01.80383 20 54 50.92 -15 09 24.6                      557
         J99S05N  C1999 10 01.81450 20 54 47.10 -15 09 19.2                      046
         J99S05N  C1999 10 01.81693 20 54 46.10 -15 09 18.0                      046
         J99S05N  C1999 10 01.81803 20 54 45.84 -15 09 17.0                      046
         J99S05N  C1999 10 01.81917 20 54 45.39 -15 09 17.0          16.9 R      046
         J99S05N  C1999 10 01.82142 20 54 44.56 -15 09 15.7                      046
         J99S05N  C1999 10 01.82441 20 54 43.52 -15 09 13.9                      595
         J99S05N  C1999 10 01.82770 20 54 42.32 -15 09 12.1          18.1 V      595
         J99S05N  C1999 10 01.83153 20 54 40.97 -15 09 10.2                      595
    
    Observer details:
    046 Klet.  Observers J. Ticha, M. Tichy.  0.57-m f/5.2 reflector + CCD.
    104 San Marcello Pistoiese.  Observers L. Tesi, A. Boattini, M. Tombelli.
        Measurers A. Boattini, G. Forti, L. Tesi, M. Tombelli.  0.40-m f/5
        reflector + CCD.
    402 Dynic Astronomical Observatory.  Observer A. Sugie.  0.60-m f/3.7 reflector
        + CCD.
    426 Woomera.  Observer F. B. Zoltowski.  0.30-m f/3.3 Schmidt-Cassegrain + CCD.
    557 Ondrejov.  Observer L. Sarounova.  0.65-m f/3.6 reflector + CCD.
    587 Sormano.  Observers P. Sicoli, V. Giuliani.  0.5-m reflector + CCD.
    595 Farra d'Isonzo.  Observers E. Pettarin, G. Lombardi, M. Spolaor, F. Piani,
        A. Toso.  0.40-m f/4.5 reflector + CCD
    704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
        M. Bezpalko, M. Elowitz.  Measurers J. Stuart, H. Viggh, R. Sayer.  1.0-m
        f/2.15 reflector + CCD.
    
    Orbital elements:
    1999 SN5
    Epoch 1999 Sept. 19.0 TT = JDT 2451440.5                Williams
    M 272.90752              (2000.0)            P               Q
    n   1.00831316     Peri.  150.98573     -0.80426074     -0.59199852
    a   0.9849309      Node   352.07970     +0.44596289     -0.54341067
    e   0.7142312      Incl.   22.16405     +0.39278717     -0.59518282
    P   0.98           H   18.0           G   0.15
    From 30 observations 1999 Sept. 30-Oct. 1.
    
    Ephemeris:
    1999 SN5                 a,e,i = 0.98, 0.71, 22                  q = 0.2815
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1999 09 29    21 11.93   -15 28.8    0.372    1.274   130.3    36.8    17.9
    1999 10 04    20 42.23   -14 49.4    0.381    1.229   118.6    45.6    18.1
    1999 10 09    20 16.26   -13 54.3    0.396    1.181   107.8    53.6    18.3
    1999 10 14    19 54.12   -12 50.6    0.414    1.130    97.8    61.0    18.5
    1999 10 19    19 35.30   -11 43.6    0.433    1.076    88.5    67.8    18.7
    1999 10 24    19 19.00   -10 36.5    0.452    1.018    79.9    74.2    18.9
    1999 10 29    19 04.33   -09 31.6    0.470    0.956    71.7    80.5    19.1
    1999 11 03    18 50.36   -08 30.5    0.487    0.890    63.7    87.0    19.2
    1999 11 08    18 36.17   -07 35.3    0.502    0.820    55.7    94.0    19.4
    1999 11 13    18 20.74   -06 49.6    0.515    0.746    47.5   101.9    19.6
    
    Gareth V. Williams           (C) Copyright 1999 MPC           M.P.E.C. 1999-T07
    

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