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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-A40 : COMETS C/2004 X6, 2004 X7, 2004 X8, 2004 X9 (SOHO)

The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.


Read MPEC 2005-A39 Read MPEC 2005-A41


M.P.E.C. 2005-A40                                Issued 2005 Jan. 14, 03:38 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 Brinson Foundation
             Prepared using the Tamkin Foundation Computer Network

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

              COMETS C/2004 X6, 2004 X7, 2004 X8, 2004 X9 (SOHO)

Observations:
    CK04X060  S2004 12 06.64312 16 58 13.6  -24 30 00                   EA040249
    CK04X060  s2004 12 06.64312 2 -0.00440303 -0.00705467 -0.00243123   EA040249
    CK04X060  S2004 12 06.65979 16 58 20.1  -24 26 18                   EA040249
    CK04X060  s2004 12 06.65979 2 -0.00439847 -0.00705645 -0.00243169   EA040249
    CK04X060  S2004 12 06.67091 16 58 25.2  -24 24 15                   EA040249
    CK04X060  s2004 12 06.67091 2 -0.00439543 -0.00705764 -0.00243199   EA040249
    CK04X060  S2004 12 06.68500 16 58 31.5  -24 21 38                   EA040249
    CK04X060  s2004 12 06.68500 2 -0.00439158 -0.00705914 -0.00243238   EA040249
    CK04X060  S2004 12 06.70145 16 58 38.3  -24 17 43                   EA040249
    CK04X060  s2004 12 06.70145 2 -0.00438707 -0.00706090 -0.00243283   EA040249
    CK04X060  S2004 12 06.71256 16 58 41.9  -24 15 18                   EA040249
    CK04X060  s2004 12 06.71256 2 -0.00438403 -0.00706208 -0.00243314   EA040249
    CK04X060  S2004 12 06.72645 16 58 48.2  -24 12 20                   EA040249
    CK04X060  s2004 12 06.72645 2 -0.00438023 -0.00706356 -0.00243352   EA040249
    CK04X060  S2004 12 06.74312 16 58 55.0  -24 08 38                   EA040249
    CK04X060  s2004 12 06.74312 2 -0.00437566 -0.00706533 -0.00243398   EA040249
    CK04X060  S2004 12 06.75423 16 58 58.5  -24 06 01                   EA040249
    CK04X060  s2004 12 06.75423 2 -0.00437261 -0.00706651 -0.00243428   EA040249
    CK04X060  S2004 12 06.76812 16 59 03.9  -24 02 53                   EA040249
    CK04X060  s2004 12 06.76812 2 -0.00436881 -0.00706799 -0.00243467   EA040249
    CK04X060  S2004 12 06.78479 16 59 10.7  -23 59 32                   EA040249
    CK04X060  s2004 12 06.78479 2 -0.00436424 -0.00706976 -0.00243512   EA040249
    CK04X070  S2004 12 07.18499 17 01 25.5  -21 34 43                   EA040249
    CK04X070  s2004 12 07.18499 2 -0.00425389 -0.00711180 -0.00244599   EA040249
    CK04X070  S2004 12 07.20145 17 01 48.8  -21 35 35                   EA040249
    CK04X070  s2004 12 07.20145 2 -0.00424933 -0.00711351 -0.00244643   EA040249
    CK04X070  S2004 12 07.22645 17 02 14.7  -21 38 22                   EA040249
    CK04X070  s2004 12 07.22645 2 -0.00424240 -0.00711611 -0.00244711   EA040249
    CK04X070  S2004 12 07.25424 17 02 47.2  -21 41 12                   EA040249
    CK04X070  s2004 12 07.25424 2 -0.00423469 -0.00711899 -0.00244785   EA040249
    CK04X070  S2004 12 07.26812 17 03 01.9  -21 42 37                   EA040249
    CK04X070  s2004 12 07.26812 2 -0.00423084 -0.00712042 -0.00244822   EA040249
    CK04X070  S2004 12 07.28479 17 03 21.1  -21 44 12                   EA040249
    CK04X070  s2004 12 07.28479 2 -0.00422621 -0.00712215 -0.00244867   EA040249
    CK04X070  S2004 12 07.31063 17 03 48.8  -21 46 58                   EA040249
    CK04X070  s2004 12 07.31063 2 -0.00421903 -0.00712482 -0.00244936   EA040249
    CK04X070  S2004 12 07.32645 17 04 06.3  -21 48 48                   EA040249
    CK04X070  s2004 12 07.32645 2 -0.00421463 -0.00712645 -0.00244979   EA040249
    CK04X070  S2004 12 07.33756 17 04 17.0  -21 50 00                   EA040249
    CK04X070  s2004 12 07.33756 2 -0.00421154 -0.00712760 -0.00245008   EA040249
    CK04X070  S2004 12 07.35145 17 04 32.9  -21 51 37                   EA040249
    CK04X070  s2004 12 07.35145 2 -0.00420767 -0.00712903 -0.00245045   EA040249
    CK04X070  S2004 12 07.36812 17 04 50.5  -21 53 16                   EA040249
    CK04X070  s2004 12 07.36812 2 -0.00420303 -0.00713074 -0.00245090   EA040249
    CK04X070  S2004 12 07.37923 17 05 03.0  -21 54 47                   EA040249
    CK04X070  s2004 12 07.37923 2 -0.00419994 -0.00713189 -0.00245120   EA040249
    CK04X070  S2004 12 07.39312 17 05 15.9  -21 56 18                   EA040249
    CK04X070  s2004 12 07.39312 2 -0.00419607 -0.00713332 -0.00245157   EA040249
    CK04X070  S2004 12 07.40979 17 05 34.7  -21 58 20                   EA040249
    CK04X070  s2004 12 07.40979 2 -0.00419143 -0.00713503 -0.00245201   EA040249
    CK04X070  S2004 12 07.42091 17 05 45.6  -21 59 26                   EA040249
    CK04X070  s2004 12 07.42091 2 -0.00418833 -0.00713617 -0.00245231   EA040249
    CK04X070  S2004 12 07.43478 17 06 00.2  -22 01 08                   EA040249
    CK04X070  s2004 12 07.43478 2 -0.00418446 -0.00713759 -0.00245267   EA040249
    CK04X080  S2004 12 08.81062 17 08 14.8  -24 47 11                   EA040249
    CK04X080  s2004 12 08.81062 2 -0.00379450 -0.00727296 -0.00248788   EA040249
    CK04X080  S2004 12 08.82645 17 08 22.8  -24 42 41                   EA040249
    CK04X080  s2004 12 08.82645 2 -0.00378994 -0.00727445 -0.00248827   EA040249
    CK04X080  S2004 12 08.83756 17 08 25.0  -24 41 00                   EA040249
    CK04X080  s2004 12 08.83756 2 -0.00378674 -0.00727549 -0.00248854   EA040249
    CK04X080  S2004 12 08.85145 17 08 29.6  -24 37 22                   EA040249
    CK04X080  s2004 12 08.85145 2 -0.00378273 -0.00727680 -0.00248888   EA040249
    CK04X080  S2004 12 08.86812 17 08 36.1  -24 34 25                   EA040249
    CK04X080  s2004 12 08.86812 2 -0.00377793 -0.00727836 -0.00248928   EA040249
    CK04X080  S2004 12 08.89316 17 08 44.5  -24 28 45                   EA040249
    CK04X080  s2004 12 08.89316 2 -0.00377071 -0.00728070 -0.00248989   EA040249
    CK04X080  S2004 12 08.90978 17 08 50.4  -24 25 08                   EA040249
    CK04X080  s2004 12 08.90978 2 -0.00376591 -0.00728225 -0.00249030   EA040249
    CK04X090  S2004 12 13.24173 17 27 39.8  -25 04 05                   EA040249
    CK04X090  s2004 12 13.24173 2 -0.00246510 -0.00761594 -0.00257606   EA040249
    CK04X090  S2004 12 13.25006 17 27 42.7  -25 02 10                   EA040249
    CK04X090  s2004 12 13.25006 2 -0.00246252 -0.00761644 -0.00257618   EA040249
    CK04X090  S2004 12 13.25840 17 27 45.2  -25 00 07                   EA040249
    CK04X090  s2004 12 13.25840 2 -0.00245994 -0.00761693 -0.00257630   EA040249
    CK04X090  S2004 12 13.26673 17 27 47.2  -24 58 38                   EA040249
    CK04X090  s2004 12 13.26673 2 -0.00245736 -0.00761742 -0.00257642   EA040249
    CK04X090  S2004 12 13.27506 17 27 50.0  -24 57 14                   EA040249
    CK04X090  s2004 12 13.27506 2 -0.00245478 -0.00761791 -0.00257655   EA040249
    CK04X090  S2004 12 13.28340 17 27 50.9  -24 54 58                   EA040249
    CK04X090  s2004 12 13.28340 2 -0.00245220 -0.00761841 -0.00257667   EA040249
    CK04X090  S2004 12 13.29173 17 27 54.8  -24 52 49                   EA040249
    CK04X090  s2004 12 13.29173 2 -0.00244961 -0.00761890 -0.00257679   EA040249
    CK04X090  S2004 12 13.30007 17 27 56.2  -24 51 05                   EA040249
    CK04X090  s2004 12 13.30007 2 -0.00244703 -0.00761939 -0.00257691   EA040249
    CK04X090  S2004 12 13.30840 17 27 57.7  -24 49 06                   EA040249
    CK04X090  s2004 12 13.30840 2 -0.00244445 -0.00761988 -0.00257703   EA040249
    CK04X090  S2004 12 13.31673 17 28 01.2  -24 47 10                   EA040249
    CK04X090  s2004 12 13.31673 2 -0.00244187 -0.00762037 -0.00257715   EA040249
    CK04X090  S2004 12 13.32507 17 28 03.4  -24 45 03                   EA040249
    CK04X090  s2004 12 13.32507 2 -0.00243928 -0.00762086 -0.00257727   EA040249
    CK04X090  S2004 12 13.33341 17 28 05.3  -24 43 06                   EA040249
    CK04X090  s2004 12 13.33341 2 -0.00243670 -0.00762134 -0.00257739   EA040249
    CK04X090  S2004 12 13.34173 17 28 08.0  -24 40 58                   EA040249
    CK04X090  s2004 12 13.34173 2 -0.00243412 -0.00762183 -0.00257751   EA040249
    CK04X090  S2004 12 13.35006 17 28 09.1  -24 39 08                   EA040249
    CK04X090  s2004 12 13.35006 2 -0.00243153 -0.00762232 -0.00257763   EA040249
    CK04X090  S2004 12 13.35840 17 28 09.7  -24 37 24                   EA040249
    CK04X090  s2004 12 13.35840 2 -0.00242895 -0.00762280 -0.00257775   EA040249
    CK04X090  S2004 12 13.36675 17 28 11.8  -24 35 11                   EA040249
    CK04X090  s2004 12 13.36675 2 -0.00242636 -0.00762329 -0.00257787   EA040249
    CK04X090  S2004 12 13.37506 17 28 13.1  -24 33 19                   EA040249
    CK04X090  s2004 12 13.37506 2 -0.00242378 -0.00762378 -0.00257799   EA040249
    CK04X090  S2004 12 13.38340 17 28 16.5  -24 31 11                   EA040249
    CK04X090  s2004 12 13.38340 2 -0.00242120 -0.00762426 -0.00257811   EA040249
    CK04X090  S2004 12 13.39173 17 28 16.9  -24 29 14                   EA040249
    CK04X090  s2004 12 13.39173 2 -0.00241861 -0.00762474 -0.00257823   EA040249

Observer details:
249 SOHO.  SOHO-LASCO coronagraph C2.  Comet detections by T. Hoffman,
    R. Kracht, R. Matson and K. Battams, measurements by K. Battams,
    reductions by B. G. Marsden.

Orbital elements:
Comet            T              q       e       Peri.    Node     Incl.     C
CK04X060   2004 Dec.   7.14   0.0070   1.0      94.58    18.43   140.85     X
CK04X070   2004 Dec.   7.71   0.0412   1.0     160.55   180.13    21.34     X
CK04X080   2004 Dec.   9.27   0.0052   1.0      90.75     7.14   144.22     X
CK04X090   2004 Dec.  13.67   0.0054   1.0      84.88     6.60   144.06     X

Brian G. Marsden             (C) Copyright 2005 MPC           M.P.E.C. 2005-A40

Read MPEC 2005-A39 Read MPEC 2005-A41


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