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IAU Minor Planet Center

Minor Planet Center

MPEC 2000-Q09: COMET C/2000 O3 (SOHO)

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M.P.E.C. 2000-Q09                                Issued 2000 Aug. 19, 17:41 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.

             Prepared using the Tamkin Foundation Computer Network

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

                            COMET C/2000 O3 (SOHO)

Observations:
    CK00O030  S2000 07 30.22098 08 21 27.6  +19 07 44                        249
    CK00O030  s2000 07 30.22098 2 -0.00457911 +0.00639445 +0.00356505        249
    CK00O030  S2000 07 30.23756 08 21 45.7  +19 08 05                        249
    CK00O030  s2000 07 30.23756 2 -0.00458333 +0.00639166 +0.00356396        249
    CK00O030  S2000 07 30.26256 08 22 13.4  +19 08 46                        249
    CK00O030  s2000 07 30.26256 2 -0.00458968 +0.00638744 +0.00356231        249
    CK00O030  S2000 07 30.27923 08 22 28.6  +19 09 05                        249
    CK00O030  s2000 07 30.27923 2 -0.00459391 +0.00638463 +0.00356120        249
    CK00O030  S2000 07 30.32101 08 23 12.2  +19 09 35                        249
    CK00O030  s2000 07 30.32101 2 -0.00460452 +0.00637757 +0.00355843        249
    CK00O030  S2000 07 30.34590 08 23 43.1  +19 10 01                        249
    CK00O030  s2000 07 30.34590 2 -0.00461084 +0.00637336 +0.00355678        249
    CK00O030  S2000 07 30.36256 08 24 01.2  +19 10 13                        249
    CK00O030  s2000 07 30.36256 2 -0.00461506 +0.00637053 +0.00355567        249
    CK00O030  S2000 07 30.38757 08 24 32.0  +19 10 51                        249
    CK00O030  s2000 07 30.38757 2 -0.00462140 +0.00636629 +0.00355401        249
    CK00O030  S2000 07 30.40423 08 24 49.5  +19 10 40                        249
    CK00O030  s2000 07 30.40423 2 -0.00462563 +0.00636347 +0.00355289        249
    CK00O030  S2000 07 30.44828 08 25 39.6  +19 10 27                        249
    CK00O030  s2000 07 30.44828 2 -0.00463679 +0.00635598 +0.00354995        249
    CK00O030  S2000 07 30.47090 08 26 09.0  +19 11 08                        249
    CK00O030  s2000 07 30.47090 2 -0.00464252 +0.00635213 +0.00354843        249
    CK00O030  S2000 07 30.48756 08 26 28.8  +19 11 03                        249
    CK00O030  s2000 07 30.48756 2 -0.00464673 +0.00634930 +0.00354732        249
    CK00O030  S2000 07 30.51256 08 26 58.0  +19 11 07                        249
    CK00O030  s2000 07 30.51256 2 -0.00465306 +0.00634504 +0.00354564        249
    CK00O030  S2000 07 30.52923 08 27 20.2  +19 11 22                        249
    CK00O030  s2000 07 30.52923 2 -0.00465728 +0.00634219 +0.00354452        249
    CK00O030  S2000 07 30.55423 08 27 55.4  +19 11 11                        249
    CK00O030  s2000 07 30.55423 2 -0.00466360 +0.00633793 +0.00354283        249
    CK00O030  S2000 07 30.57090 08 28 11.9  +19 11 33                        249
    CK00O030  s2000 07 30.57090 2 -0.00466781 +0.00633508 +0.00354171        249
    CK00O030  S2000 07 30.61264 08 29 05.5  +19 11 12                        249
    CK00O030  s2000 07 30.61264 2 -0.00467836 +0.00632794 +0.00353889        249
    CK00O030  S2000 07 30.63757 08 29 38.9  +19 11 24                        249
    CK00O030  s2000 07 30.63757 2 -0.00468465 +0.00632367 +0.00353720        249
    CK00O030  S2000 07 30.65423 08 30 03.1  +19 11 11                        249
    CK00O030  s2000 07 30.65423 2 -0.00468886 +0.00632081 +0.00353607        249
    CK00O030  S2000 07 30.67923 08 30 36.5  +19 11 14                        249
    CK00O030  s2000 07 30.67923 2 -0.00469516 +0.00631652 +0.00353437        249
    CK00O030  S2000 07 30.69590 08 30 59.3  +19 10 28                        249
    CK00O030  s2000 07 30.69590 2 -0.00469937 +0.00631366 +0.00353324        249
    CK00O030  S2000 07 30.72090 08 31 33.4  +19 10 21                        249
    CK00O030  s2000 07 30.72090 2 -0.00470567 +0.00630936 +0.00353154        249
    CK00O030  S2000 07 30.89596 08 35 49.9  +19 06 21                        249
    CK00O030  s2000 07 30.89596 2 -0.00474974 +0.00627915 +0.00351954        249
    CK00O030  S2000 07 30.93756 08 36 53.6  +19 05 03                        249
    CK00O030  s2000 07 30.93756 2 -0.00476019 +0.00627194 +0.00351667        249
    CK00O030  S2000 07 30.98049 08 37 59.7  +19 03 25                        249
    CK00O030  s2000 07 30.98049 2 -0.00477096 +0.00626449 +0.00351370        249
    CK00O030  S2000 07 30.99590 08 38 23.2  +19 02 46                        249
    CK00O030  s2000 07 30.99590 2 -0.00477485 +0.00626180 +0.00351262        249
    CK00O030  S2000 07 31.00423 08 38 36.6  +19 02 28                        249
    CK00O030  s2000 07 31.00423 2 -0.00477692 +0.00626036 +0.00351205        249
    CK00O030  S2000 07 31.03756 08 39 28.6  +19 01 02                        249
    CK00O030  s2000 07 31.03756 2 -0.00478527 +0.00625457 +0.00350974        249
    CK00O030  S2000 07 31.04590 08 39 41.6  +19 00 41                        249
    CK00O030  s2000 07 31.04590 2 -0.00478736 +0.00625311 +0.00350916        249
    CK00O030  S2000 07 31.06259 08 40 08.1  +18 59 49                        249
    CK00O030  s2000 07 31.06259 2 -0.00479154 +0.00625020 +0.00350800        249
    CK00O030  S2000 07 31.07923 08 40 33.8  +18 59 06                        249
    CK00O030  s2000 07 31.07923 2 -0.00479571 +0.00624730 +0.00350684        249
    CK00O030  S2000 07 31.08757 08 40 47.0  +18 58 38                        249
    CK00O030  s2000 07 31.08757 2 -0.00479779 +0.00624585 +0.00350626        249
    CK00O030  S2000 07 31.10423 08 41 13.1  +18 57 47                        249
    CK00O030  s2000 07 31.10423 2 -0.00480197 +0.00624294 +0.00350509        249
    CK00O030  S2000 07 31.12090 08 41 39.4  +18 56 51                        249
    CK00O030  s2000 07 31.12090 2 -0.00480614 +0.00624003 +0.00350393        249
    CK00O030  S2000 07 31.12923 08 41 52.6  +18 56 27                        249
    CK00O030  s2000 07 31.12923 2 -0.00480822 +0.00623858 +0.00350335        249
    CK00O030  S2000 07 31.14590 08 42 18.7  +18 55 29                        249
    CK00O030  s2000 07 31.14590 2 -0.00481239 +0.00623566 +0.00350218        249
    CK00O030  S2000 07 31.16256 08 42 45.7  +18 54 34                        249
    CK00O030  s2000 07 31.16256 2 -0.00481656 +0.00623275 +0.00350101        249
    CK00O030  S2000 07 31.17090 08 42 58.1  +18 54 06                        249
    CK00O030  s2000 07 31.17090 2 -0.00481864 +0.00623129 +0.00350043        249
    CK00O030  S2000 07 31.18756 08 43 24.2  +18 53 12                        249
    CK00O030  s2000 07 31.18756 2 -0.00482280 +0.00622837 +0.00349926        249
    CK00O030  S2000 07 31.20423 08 43 50.4  +18 52 05                        249
    CK00O030  s2000 07 31.20423 2 -0.00482697 +0.00622545 +0.00349809        249
    CK00O030  S2000 07 31.21256 08 44 03.3  +18 51 43                        249
    CK00O030  s2000 07 31.21256 2 -0.00482905 +0.00622399 +0.00349751        249
    CK00O030  S2000 07 31.22925 08 44 29.7  +18 50 35                        249
    CK00O030  s2000 07 31.22925 2 -0.00483322 +0.00622107 +0.00349633        249
    CK00O030  S2000 07 31.24591 08 44 55.5  +18 49 30                        249
    CK00O030  s2000 07 31.24591 2 -0.00483737 +0.00621815 +0.00349516        249
    CK00O030  S2000 07 31.25423 08 45 08.2  +18 48 59                        249
    CK00O030  s2000 07 31.25423 2 -0.00483945 +0.00621669 +0.00349457        249
    CK00O030  S2000 07 31.27090 08 45 34.7  +18 47 42                        249
    CK00O030  s2000 07 31.27090 2 -0.00484361 +0.00621376 +0.00349340        249
    CK00O030  S2000 07 31.28756 08 45 59.9  +18 46 53                        249
    CK00O030  s2000 07 31.28756 2 -0.00484777 +0.00621083 +0.00349222        249
    CK00O030  S2000 07 31.31382 08 46 40.5  +18 45 04                        249
    CK00O030  s2000 07 31.31382 2 -0.00485431 +0.00620621 +0.00349037        249
    CK00O030  S2000 07 31.32928 08 47 04.4  +18 43 57                        249
    CK00O030  s2000 07 31.32928 2 -0.00485816 +0.00620349 +0.00348928        249
    CK00O030  S2000 07 31.33756 08 47 17.2  +18 43 25                        249
    CK00O030  s2000 07 31.33756 2 -0.00486023 +0.00620203 +0.00348869        249
    CK00O030  S2000 07 31.35455 08 47 43.2  +18 42 14                        249
    CK00O030  s2000 07 31.35455 2 -0.00486446 +0.00619904 +0.00348749        249
    CK00O030  S2000 07 31.37090 08 48 08.2  +18 41 06                        249
    CK00O030  s2000 07 31.37090 2 -0.00486853 +0.00619616 +0.00348633        249
    CK00O030  S2000 07 31.37923 08 48 20.5  +18 40 31                        249
    CK00O030  s2000 07 31.37923 2 -0.00487061 +0.00619469 +0.00348573        249
    CK00O030  S2000 07 31.39591 08 48 45.6  +18 39 19                        249
    CK00O030  s2000 07 31.39591 2 -0.00487476 +0.00619175 +0.00348455        249
    CK00O030  S2000 07 31.41256 08 49 10.8  +18 38 05                        249
    CK00O030  s2000 07 31.41256 2 -0.00487890 +0.00618881 +0.00348337        249
    CK00O030  S2000 07 31.42090 08 49 23.1  +18 37 28                        249
    CK00O030  s2000 07 31.42090 2 -0.00488097 +0.00618734 +0.00348277        249
    CK00O030  S2000 07 31.43856 08 49 49.8  +18 36 15                        249
    CK00O030  s2000 07 31.43856 2 -0.00488536 +0.00618422 +0.00348152        249
    CK00O030  S2000 07 31.45423 08 50 13.3  +18 34 58                        249
    CK00O030  s2000 07 31.45423 2 -0.00488926 +0.00618144 +0.00348040        249
    CK00O030  S2000 07 31.46256 08 50 25.8  +18 34 21                        249
    CK00O030  s2000 07 31.46256 2 -0.00489133 +0.00617997 +0.00347980        249
    CK00O030  S2000 07 31.47923 08 50 50.3  +18 33 07                        249
    CK00O030  s2000 07 31.47923 2 -0.00489547 +0.00617702 +0.00347861        249
    CK00O030  S2000 07 31.49590 08 51 14.9  +18 31 48                        249
    CK00O030  s2000 07 31.49590 2 -0.00489961 +0.00617407 +0.00347742        249
    CK00O030  S2000 07 31.50423 08 51 27.1  +18 31 08                        249
    CK00O030  s2000 07 31.50423 2 -0.00490168 +0.00617259 +0.00347683        249

Observer details:
249 SOHO.  SOHO-LASCO coronagraphs C3 and C2.  Comet detection by J. D.
    Shanklin, measurements by D. Hammer, reduction by B. G. Marsden.

Orbital elements:
    C/2000 O3 (SOHO)
T 2000 July 30.94 TT                                    Marsden
q   0.0540               (2000.0)            P               Q
                   Peri.   48.12        -0.18136        -0.96238
                   Node    53.46        +0.81115        -0.26270
e   1.0            Incl.   14.58        +0.55600        +0.06933
From 61 observations 2000 July 30-31.

Ephemeris:
    C/2000 O3 (SOHO)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2000 06 05    23 32.98   -22 44.7    1.179    1.557    90.1    40.7
2000 06 10    23 51.43   -22 11.9    1.040    1.460    90.5    44.1
2000 06 15    00 14.09   -21 25.6    0.905    1.359    89.9    48.3
2000 06 20    00 42.85   -20 14.7    0.777    1.255    87.8    54.0
2000 06 25    01 20.41   -18 18.1    0.661    1.147    83.3    61.7
2000 06 30    02 10.00   -15 00.7    0.565    1.033    75.6    72.4
2000 07 05    03 13.44   -09 40.4    0.500    0.913    63.8    86.9
2000 07 10    04 26.69   -02 20.8    0.482    0.786    48.5   104.1
2000 07 15    05 38.64   +05 17.6    0.521    0.647    33.2   120.6

2000 08 14    11 38.60   +00 18.7    1.038    0.591    33.5    70.9
2000 08 19    12 19.59   -05 06.6    1.106    0.735    40.3    63.0
2000 08 24    12 54.12   -09 30.1    1.200    0.866    45.1    55.8
2000 08 29    13 23.33   -12 58.7    1.312    0.989    48.3    49.7
2000 09 03    13 48.29   -15 43.1    1.436    1.104    50.1    44.5
2000 09 08    14 09.87   -17 53.6    1.566    1.215    50.9    40.0
2000 09 13    14 28.80   -19 38.5    1.701    1.320    50.8    36.2
2000 09 18    14 45.62   -21 03.9    1.838    1.422    50.2    32.9
2000 09 23    15 00.78   -22 14.6    1.976    1.521    49.0    29.9

Brian G. Marsden             (C) Copyright 2000 MPC           M.P.E.C. 2000-Q09

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