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  • MPEC 1999-H09 : COMET C/1999 F1 (CATALINA)

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    M.P.E.C. 1999-H09                                Issued 1999 Apr. 20, 20:42 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
    
                              COMET C/1999 F1 (CATALINA)
    
    Observations:
        CJ99F010  C1999 03 13.43348 13 26 44.51 -08 27 45.0          18.8 N      691
        CJ99F010  C1999 03 13.45471 13 26 43.95 -08 27 45.0          18.7 N      691
        CJ99F010  C1999 03 13.47617 13 26 43.39 -08 27 45.1          18.8 N      691
        CJ99F010  C1999 03 23.31633 13 22 09.56 -08 27 59.9          18.3 N      703
        CJ99F010  C1999 03 23.33257 13 22 09.08 -08 28 02.3          18.5 N      703
        CJ99F010  C1999 03 23.34944 13 22 08.55 -08 28 02.0          18.1 N      703
        CJ99F010  C1999 03 23.36542 13 22 08.13 -08 28 03.9          18.4 N      703
        CJ99F010  C1999 03 23.38204 13 22 07.62 -08 28 05.3          18.4 N      703
        CJ99F010  C1999 04 16.28690 13 09 48.19 -08 22 56.9                      703
        CJ99F010  C1999 04 16.29656 13 09 47.95 -08 22 56.8                      703
        CJ99F010  C1999 04 17.24230 13 09 17.94 -08 22 39.7          18.1 N      703
        CJ99F010  C1999 04 17.25304 13 09 17.64 -08 22 40.0          18.2 N      703
        CJ99F010  C1999 04 17.26512 13 09 17.27 -08 22 40.3          17.9 N      703
        CJ99F010  C1999 04 17.27868 13 09 16.85 -08 22 40.6          18.2 N      703
        CJ99F010  C1999 04 17.91748 13 08 56.58 -08 22 29.8                      557
        CJ99F010  C1999 04 17.92578 13 08 56.35 -08 22 29.9                      557
        CJ99F010  C1999 04 17.93556 13 08 56.09 -08 22 28.8          18.3 N      557
        CJ99F010  C1999 04 18.54631 13 08 36.84 -08 22 17.4          18.9 N      428
        CJ99F010  C1999 04 18.61035 13 08 34.70 -08 22 15.7          18.8 N      428
        CJ99F010  C1999 04 19.48819 13 08 07.17 -08 21 59.9          18.8 N      422
        CJ99F010  C1999 04 19.48900 13 08 07.13 -08 22 00.4          18.9 N      422
        CJ99F010  C1999 04 19.48971 13 08 07.06 -08 22 00.4          19.0 N      422
        CJ99F010  C1999 04 19.49036 13 08 07.04 -08 22 00.1          19.1 N      422
        CJ99F010  C1999 04 19.95071 13 07 52.56 -08 21 55.4          17.4 N      046
        CJ99F010  C1999 04 19.95674 13 07 52.40 -08 21 55.2                      046
        CJ99F010  C1999 04 19.96472 13 07 52.08 -08 21 55.5                      046
        CJ99F010  C1999 04 19.97262 13 07 51.80 -08 21 55.4                      046
        CJ99F010  C1999 04 19.99832 13 07 51.11 -08 21 54.7                      118
        CJ99F010  C1999 04 20.00496 13 07 50.76 -08 21 53.6          18.3 N      118
        CJ99F010  C1999 04 20.00726 13 07 50.61 -08 21 53.8                      118
        CJ99F010 FC1999 04 20.09256 13 07 48.17 -08 21 52.3          18.8 N      860
        CJ99F010 FC1999 04 20.10152 13 07 47.88 -08 21 51.3          19.0 N      860
        CJ99F010 FC1999 04 20.10554 13 07 47.68 -08 21 52.5          19.1 N      860
        CJ99F010  C1999 04 20.31402 13 07 41.15 -08 21 49.2                      658
        CJ99F010  C1999 04 20.32275 13 07 40.85 -08 21 49.0                      658
        CJ99F010  C1999 04 20.32792 13 07 40.61 -08 21 49.4                      658
    
    Observer details:
    046 Klet.  Observer Z. Moravec.  0.57-m f/5.2 reflector + CCD.
    118 Modra.  Observers S. Gajdos, J. Toth.  0.6-m f/5.5 reflector + CCD.
    422 Loomberah.  Observer G. J. Garradd.  0.45-m f/5.4 reflector + CCD.
    428 Reedy Creek.  Observer J. Broughton.  0.25-m f/6.3 Schmidt-Cassegrain
        + CCD.
    557 Ondrejov.  Observer P. Pravec.  0.65-m f/3.6 reflector + CCD.
    658 Dominion Astrophysical Observatory.  Observer D. D. Balam.  1.82-m
        reflector + CCD.
    691 Steward Observatory, Kitt Peak.  Observer J. Montani.  0.9-m Spacewatch
        telescope.
    703 Catalina Sky Survey.  Observer T. B. Spahr.  0.41-m f/3 Schmidt + CCD.
    860 Valinhos.  Observer P. R. Holvorcem.  0.20-m f/3.3 reflector + CCD.
    
    Orbital elements:
        C/1999 F1 (Catalina)
    T 2002 Feb. 13.883 TT                                   Marsden
    q   5.80301              (2000.0)            P               Q
                       Peri.  254.994       -0.255727       +0.904096
                       Node    20.036       +0.333920       +0.414950
    e   1.0            Incl.   92.160       -0.907249       -0.102112
    From 36 observations 1999 Mar. 13-Apr. 20.
    
    Ephemeris:
        C/1999 F1 (Catalina)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    1999 04 12    13 12.07   -08 24.1    8.140    9.142   178.0     0.2        18.9
    1999 04 22    13 06.80   -08 21.4    8.111    9.093   167.1     1.4        19.0
    1999 05 02    13 01.71   -08 19.1    8.114    9.045   156.2     2.6        19.1
    1999 05 12    12 56.94   -08 18.3    8.147    8.996   145.4     3.7        19.2
    1999 05 22    12 52.67   -08 19.6    8.206    8.948   134.8     4.6        19.2
    1999 06 01    12 49.01   -08 23.7    8.288    8.900   124.4     5.4        19.3
    1999 06 11    12 46.03   -08 31.0    8.387    8.852   114.2     6.0        19.3
    1999 06 21    12 43.79   -08 42.0    8.499    8.804   104.2     6.4        19.4
    1999 07 01    12 42.29   -08 56.8    8.619    8.756    94.4     6.6        19.4
    1999 07 11    12 41.53   -09 15.5    8.740    8.709    84.9     6.7        19.4
    1999 07 21    12 41.47   -09 38.1    8.859    8.661    75.5     6.5        19.4
    1999 07 31    12 42.07   -10 04.5    8.971    8.614    66.3     6.2        19.4
    1999 08 10    12 43.26   -10 34.5    9.072    8.566    57.3     5.7        19.4
    1999 08 20    12 44.99   -11 07.9    9.158    8.519    48.4     5.1        19.4
    1999 08 30    12 47.17   -11 44.5    9.226    8.472    39.6     4.4        19.4
    1999 09 09    12 49.74   -12 24.0    9.273    8.425    31.0     3.5        19.3
    
    Brian G. Marsden             (C) Copyright 1999 MPC           M.P.E.C. 1999-H09
    

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