[Iaude] MPEC W46: COMET C/2018 V1 (Machholz-Fujikawa-Iwamoto)

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Nov 20 14:39:17 EST 2018


M.P.E.C. 2018-W46                                Issued 2018 Nov. 20, 19:33 UT
 
     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
    on behalf of Division F 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

                              MPC at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714


                  COMET C/2018 V1 (Machholz-Fujikawa-Iwamoto)
 
Observations:
    CK18V010 $C2018 11 09.57211 12 27 58.09 -01 57 46.1          13.7  cEW046U69
    CK18V010 $C2018 11 09.57833 12 28 00.06 -01 57 44.1          13.8  cEW046U69
    CK18V010 (C2018 11 11.23656 12 37 08.59 -01 44 24.6          13.9 GUEW046G40
    CK18V010 (C2018 11 11.23752 12 37 08.95 -01 44 24.9          13.5 GUEW046G40
    CK18V010 (C2018 11 11.23851 12 37 09.27 -01 44 24.3          13.9 GUEW046G40
    CK18V010 (C2018 11 11.23951 12 37 09.65 -01 44 24.1          13.5 GUEW046G40
    CK18V010 (C2018 11 11.24052 12 37 09.98 -01 44 23.3          13.5 GUEW046G40
    CK18V010 (C2018 11 11.24241 12 37 10.66 -01 44 22.6          13.9 GUEW046G40
    CK18V010 (C2018 11 11.24534 12 37 11.65 -01 44 20.5          13.8 GUEW046G40
    CK18V010 (C2018 11 11.24634 12 37 12.02 -01 44 20.3          13.9 GUEW046G40
    CK18V010 (C2018 11 11.24735 12 37 12.39 -01 44 19.6          13.9 GUEW046G40
    CK18V010 9C2018 11 11.24938 12 37 13.08 -01 44 19.0          12.9 RUEW046G40
    CK18V010 9C2018 11 11.25032 12 37 13.44 -01 44 18.2          12.8 RUEW046G40
    CK18V010 9C2018 11 11.26362 12 37 18.07 -01 44 12.3          12.9 RUEW046G40
    CK18V010 9C2018 11 11.26756 12 37 19.51 -01 44 10.2          12.8 RUEW046G40
    CK18V010 |C2018 11 11.50620 12 38 44.49 -01 42 13.7                VEW046H06
    CK18V010 |C2018 11 11.50855 12 38 45.36 -01 42 12.8                VEW046H06
    CK18V010 |C2018 11 11.51043 12 38 46.06 -01 42 11.8                VEW046H06
    CK18V010 |C2018 11 11.51231 12 38 46.73 -01 42 11.4           8.2 TVEW046H06
    CK18V010 #C2018 11 11.52319412 38 50.64 -01 42 05.8          10.7 GVEW046H06
    CK18V010 #C2018 11 11.52399312 38 50.92 -01 42 05.1          10.6 GVEW046H06
    CK18V010 #C2018 11 11.52640012 38 51.79 -01 42 04.2          10.6 GVEW046H06
    CK18V010 #C2018 11 11.56616 12 39 06.17 -01 41 44.9          13.7 RUEW046U69
    CK18V010 #C2018 11 11.56723 12 39 06.52 -01 41 44.4          13.9 RUEW046U69
    CK18V010 #C2018 11 11.56840 12 39 06.91 -01 41 43.8          13.9 RUEW046U69
    CK18V010 #C2018 11 11.56942 12 39 07.32 -01 41 43.6          13.9 RUEW046U69
    CK18V010 #C2018 11 11.57053 12 39 07.68 -01 41 43.1          13.9 RUEW046U69
    CK18V010 #C2018 11 11.57166 12 39 08.12 -01 41 41.8          13.8 RUEW046U69
    CK18V010 &C2018 11 12.56838 12 45 23.47 -01 33 32.7          14.2 TVEW046U69
    CK18V010 &C2018 11 12.56993 12 45 24.08 -01 33 32.2          14.2 TVEW046U69
    CK18V010 &C2018 11 12.57120 12 45 24.55 -01 33 31.4          14.1 TVEW046U69
    CK18V010 &C2018 11 12.57249 12 45 25.06 -01 33 31.9          14.3 TVEW046U69
    CK18V010 &C2018 11 12.57372 12 45 25.53 -01 33 29.8          14.3 TVEW046U69
    CK18V010 &C2018 11 12.57534 12 45 26.16 -01 33 29.2          12.9 TVEW046U69
    CK18V010  C2018 11 14.19999 12 56 48.50 -01 20 16.9                VEW046204
    CK18V010  C2018 11 14.20243 12 56 49.62 -01 20 15.7                VEW046204
    CK18V010  C2018 11 14.20527 12 56 50.84 -01 20 14.6                VEW046204
    CK18V010  C2018 11 14.20769 12 56 51.96 -01 20 13.6                VEW046204
    CK18V010  C2018 11 14.21174 12 56 53.73 -01 20 11.1          14.5 TVEW046204
    CK18V010 |C2018 11 14.50947 12 59 09.47 -01 17 47.1                VEW046H06
    CK18V010 |C2018 11 14.51131 12 59 10.34 -01 17 46.0                VEW046H06
    CK18V010 |C2018 11 14.51314 12 59 11.20 -01 17 44.6                VEW046H06
    CK18V010 |C2018 11 14.51498 12 59 12.06 -01 17 44.2                VEW046H06
    CK18V010 |C2018 11 14.51681 12 59 12.89 -01 17 43.8           8.7 TVEW046H06
    CK18V010 |C2018 11 15.51435 13 07 14.26 -01 09 57.9                VEW046H06
    CK18V010 |C2018 11 15.51591 13 07 15.04 -01 09 57.2                VEW046H06
    CK18V010 |C2018 11 15.51745 13 07 15.79 -01 09 56.5           9.7 TVEW046H06
    CK18V010  C2018 11 15.81072 13 09 45.51 -01 07 44.6                qEW046D95
    CK18V010  C2018 11 15.81418 13 09 47.32 -01 07 42.9                qEW046D95
    CK18V010  C2018 11 15.81840 13 09 49.48 -01 07 40.8          10.0 TqEW046D95
    CK18V010  C2018 11 15.82861 13 09 54.77 -01 07 35.9           8.3 TqEW046Q11
    CK18V010  C2018 11 15.83929 13 10 00.27 -01 07 31.0                qEW046Q11
    CK18V010  C2018 11 15.85071 13 10 06.18 -01 07 26.0                qEW046Q11
    CK18V010 KC2018 11 16.21848 13 13 20.19 -01 04 45.5          13.4 NqEW046A77
    CK18V010 KC2018 11 16.22106 13 13 21.58 -01 04 45.3          13.6 NqEW046A77
    CK18V010 |C2018 11 16.51567 13 16 01.65 -01 02 37.4                VEW046H06
    CK18V010 |C2018 11 16.51719 13 16 02.49 -01 02 37.0                VEW046H06
    CK18V010 |C2018 11 16.51806 13 16 03.02 -01 02 35.6                VEW046H06
    CK18V010 |C2018 11 16.51871 13 16 03.36 -01 02 36.6           9.6 TVEW046H06
    CK18V010 |C2018 11 16.51951 13 16 03.79 -01 02 34.6                VEW046H06
    CK18V010 |C2018 11 16.52090 13 16 04.58 -01 02 34.3           9.1 TVEW046H06
    CK18V010  C2018 11 17.20136 13 22 31.01 -00 58 01.4          13.6 NqEW046C10
    CK18V010  C2018 11 17.20704 13 22 34.27 -00 57 58.6          13.7 NqEW046C10
    CK18V010  C2018 11 17.20742 13 22 34.46 -00 57 59.8          10.8 TqEW046K74
    CK18V010  C2018 11 17.20784 13 22 34.74 -00 57 59.7          10.8 TqEW046K74
    CK18V010  C2018 11 17.20920 13 22 35.50 -00 57 59.2          11.4 TqEW046K74
    CK18V010  C2018 11 17.21191 13 22 37.11 -00 57 57.3          14.0 NqEW046C23
    CK18V010  C2018 11 17.21302 13 22 37.83 -00 57 57.4          13.6 NqEW046C10
    CK18V010  C2018 11 17.21466 13 22 38.75 -00 57 56.5          11.4 TqEW046K74
    CK18V010  C2018 11 17.21701 13 22 40.12 -00 57 56.3          10.8 TqEW046K74
    CK18V010  C2018 11 17.21872 13 22 41.12 -00 57 55.1          10.8 TqEW046K74
    CK18V010  C2018 11 17.21900 13 22 41.18 -00 57 53.9          11.4 TqEW046C10
    CK18V010  C2018 11 17.22015 13 22 41.89 -00 57 55.7          13.9 NqEW046C23
    CK18V010  C2018 11 17.22112 13 22 42.38 -00 57 53.2          12.4 NqEW046I81
    CK18V010  C2018 11 17.22498 13 22 44.76 -00 57 51.8          13.6 NqEW046C10
    CK18V010  C2018 11 17.22989 13 22 47.67 -00 57 50.0          13.8 NqEW046C23
    CK18V010  C2018 11 17.23097 13 22 48.30 -00 57 49.4          13.6 NqEW046C10
    CK18V010  C2018 11 17.23366 13 22 49.74 -00 57 51.2          12.3 NqEW046I81
    CK18V010  C2018 11 17.24240 13 22 54.99 -00 57 44.9          13.6 NqEW046C10
    CK18V010  C2018 11 17.24734 13 22 57.75 -00 57 45.0          12.3 NqEW046I81
    CK18V010 KC2018 11 17.43595 13 24 49.83 -00 56 30.1          13.6 NuEW046850
    CK18V010 KC2018 11 17.44300 13 24 54.05 -00 56 27.8          13.6 NuEW046850
    CK18V010 KC2018 11 17.45006 13 24 58.33 -00 56 25.2          13.5 NuEW046850
    CK18V010 KC2018 11 17.45715 13 25 02.53 -00 56 22.8          13.5 NuEW046850
    CK18V010 KC2018 11 17.46426 13 25 06.86 -00 56 20.1          13.5 NuEW046850
    CK18V010  C2018 11 17.98617 13 30 27.12 -00 53 13.5          14.7 TqEW046N55
    CK18V010  C2018 11 17.98729 13 30 27.80 -00 53 14.7          14.8 TqEW046N55
    CK18V010  C2018 11 17.98846 13 30 28.58 -00 53 13.6          14.9 TqEW046N55
    CK18V010  C2018 11 17.98903 13 30 28.91 -00 53 13.3          14.9 TqEW046N55
    CK18V010  C2018 11 17.98958 13 30 29.24 -00 53 12.9          14.9 TqEW046N55
    CK18V010  C2018 11 17.99017 13 30 29.68 -00 53 12.9          14.9 TqEW046N55
    CK18V010  C2018 11 17.99075 13 30 29.96 -00 53 13.0          14.9 TqEW046N55
    CK18V010  C2018 11 17.99135 13 30 30.39 -00 53 12.8          14.8 TqEW046N55
    CK18V010  C2018 11 17.99376 13 30 31.87 -00 53 11.0          14.8 TqEW046N55
    CK18V010  C2018 11 17.99433 13 30 32.28 -00 53 11.1          14.9 TqEW046N55
    CK18V010  C2018 11 17.99609 13 30 33.30 -00 53 10.3          14.9 TqEW046N55
    CK18V010  C2018 11 17.99666 13 30 33.65 -00 53 10.1          14.9 TqEW046N55
    CK18V010  C2018 11 17.99721 13 30 34.04 -00 53 11.0          14.9 TqEW046N55
    CK18V010  C2018 11 17.99780 13 30 34.35 -00 53 09.4          14.9 TqEW046N55
    CK18V010  C2018 11 17.99836 13 30 34.74 -00 53 09.7          14.8 TqEW046N55
    CK18V010  C2018 11 18.18388 13 32 32.10 -00 52 08.1          14.0 NqEW046L12
    CK18V010  C2018 11 18.19035 13 32 36.34 -00 52 10.1          14.5 NqEW046L12
    CK18V010  C2018 11 18.20469 13 32 45.44 -00 52 03.1          13.3 NqEW046970
    CK18V010  C2018 11 18.20937 13 32 48.32 -00 52 00.0          14.2 NqEW046970
    CK18V010  C2018 11 18.21115 13 32 49.51 -00 52 00.8          14.3 NqEW046L12
    CK18V010  C2018 11 18.21184 13 32 49.98 -00 52 00.4          13.6 NqEW046C10
    CK18V010  C2018 11 18.21752 13 32 53.63 -00 51 58.0          13.6 NqEW046C10
    CK18V010  C2018 11 18.21881 13 32 54.44 -00 51 58.8          11.9 TdEW046A77
    CK18V010  C2018 11 18.22137 13 32 56.19 -00 51 55.3          12.0 TdEW046A77
    CK18V010  C2018 11 18.22350 13 32 57.49 -00 51 56.9          13.5 NqEW046C10
    CK18V010  C2018 11 18.22463 13 32 58.15 -00 51 55.8          14.3 NqEW046970
    CK18V010  C2018 11 18.22469 13 32 58.22 -00 51 55.0           9.8 TdEW046A77
    CK18V010  C2018 11 18.22758 13 33 00.25 -00 51 55.2          13.3 NqEW046K02
    CK18V010  C2018 11 18.23140 13 33 02.45 -00 51 54.5          12.4 NqEW046I81
    CK18V010  C2018 11 18.23275 13 33 03.26 -00 51 52.6          11.3 TqEW046C10
    CK18V010  C2018 11 18.23610 13 33 05.57 -00 51 54.7          13.2 NqEW046K02
    CK18V010  C2018 11 18.23873 13 33 07.22 -00 51 51.9          13.6 NqEW046C10
    CK18V010  C2018 11 18.23896 13 33 07.45 -00 51 53.1          12.3 NqEW046I81
    CK18V010  C2018 11 18.24322 13 33 10.12 -00 51 50.8          13.4 NqEW046C10
    CK18V010  C2018 11 18.24457 13 33 10.93 -00 51 51.4          13.2 NqEW046K02
    CK18V010  C2018 11 18.24787 13 33 13.10 -00 51 49.9          13.1 TqEW046987
    CK18V010  C2018 11 18.24834 13 33 13.43 -00 51 49.3          13.0 TqEW046987
    CK18V010  C2018 11 18.24954 13 33 14.26 -00 51 50.3          13.1 TqEW046987
    CK18V010  C2018 11 18.25310 13 33 16.62 -00 51 48.0          13.1 TqEW046987
    CK18V010  C2018 11 18.25631 13 33 19.09 -00 51 46.7          13.3 TqEW046987
    CK18V010  C2018 11 18.25808 13 33 19.58 -00 51 47.1          12.3 NqEW046I81
    CK18V010  C2018 11 18.26109 13 33 21.48 -00 51 45.3          12.3 NqEW046I81
    CK18V010  C2018 11 18.97926 13 41 19.13 -00 48 15.4          14.1 TqEW046N55
    CK18V010  C2018 11 18.98089 13 41 20.29 -00 48 14.9          14.1 TqEW046N55
    CK18V010  C2018 11 18.98594 13 41 23.89 -00 48 13.8          14.2 TqEW046N55
    CK18V010  C2018 11 18.98675 13 41 24.38 -00 48 14.5          14.2 TqEW046N55
    CK18V010  C2018 11 18.99461 13 41 29.74 -00 48 11.9          14.1 TqEW046N55
    CK18V010  C2018 11 18.99568 13 41 30.51 -00 48 12.4          14.0 TqEW046N55
    CK18V010  C2018 11 18.99624 13 41 30.84 -00 48 11.9          14.1 TqEW046N55
    CK18V010  C2018 11 18.99677 13 41 31.20 -00 48 12.1          14.0 TqEW046N55
    CK18V010  C2018 11 18.99787 13 41 31.91 -00 48 12.4          14.0 TqEW046N55
    CK18V010  C2018 11 18.99841 13 41 32.30 -00 48 11.0          14.0 TqEW046N55
    CK18V010  C2018 11 19.22299 13 44 07.93 -00 47 17.1          13.5 NqEW046C10
    CK18V010  C2018 11 19.22863 13 44 11.86 -00 47 15.5          13.5 NqEW046C10
    CK18V010  C2018 11 19.23115 13 44 13.69 -00 47 15.4          12.3 NqEW046I81
    CK18V010  C2018 11 19.23458 13 44 15.74 -00 47 12.5          10.3 TqEW046C10
    CK18V010  C2018 11 19.23490 13 44 16.18 -00 47 14.7          12.3 NqEW046I81
    CK18V010  C2018 11 19.24093 13 44 20.40 -00 47 13.0          12.2 NqEW046I81
    CK18V010  C2018 11 19.24410 13 44 22.76 -00 47 12.9          13.4 NqEW046C10
    CK18V010  C2018 11 19.24470 13 44 23.11 -00 47 12.2          12.2 NqEW046I81
    CK18V010 |C2018 11 19.51490 13 47 35.15 -00 46 11.7                VEW046H06
    CK18V010 |C2018 11 19.51584 13 47 35.79 -00 46 11.5                VEW046H06
    CK18V010 |C2018 11 19.51677 13 47 36.46 -00 46 11.7           8.8 TVEW046H06
    CK18V010 VC2018 11 19.52605 13 47 43.33 -00 46 09.9          14.1 NUEW046H06
    CK18V010 VC2018 11 19.52698 13 47 44.02 -00 46 09.8          14.2 NUEW046H06
    CK18V010 VC2018 11 19.52885 13 47 45.34 -00 46 09.4          14.3 NUEW046H06
    CK18V010 VC2018 11 19.53072 13 47 46.68 -00 46 08.7          14.3 NUEW046H06
    CK18V010  C2018 11 19.84016 13 51 32.35 -00 45 11.0           9.1 TqEW046Q23
    CK18V010  C2018 11 19.84115 13 51 33.07 -00 45 10.6                qEW046Q23
    CK18V010  C2018 11 19.97832 13 53 15.53 -00 44 50.5          14.3 TqEW046N55
    CK18V010  C2018 11 19.97955 13 53 16.46 -00 44 51.5          14.3 TqEW046N55
    CK18V010  C2018 11 19.98012 13 53 16.90 -00 44 50.9          14.3 TqEW046N55
    CK18V010  C2018 11 19.98067 13 53 17.23 -00 44 50.1          14.2 TqEW046N55
    CK18V010  C2018 11 19.98132 13 53 17.75 -00 44 50.2          14.3 TqEW046N55
    CK18V010  C2018 11 19.98825 13 53 22.96 -00 44 49.5          14.3 TqEW046N55
    CK18V010  C2018 11 19.99120 13 53 25.09 -00 44 49.1          14.3 TqEW046N55
    CK18V010  C2018 11 19.99178 13 53 25.57 -00 44 49.7          14.2 TqEW046N55
    CK18V010  C2018 11 19.99235 13 53 25.98 -00 44 49.8          14.3 TqEW046N55
    CK18V010  C2018 11 19.99292 13 53 26.34 -00 44 48.6          14.3 TqEW046N55
    CK18V010  C2018 11 19.99351 13 53 26.78 -00 44 48.4          14.2 TqEW046N55
    CK18V010  C2018 11 19.99463 13 53 27.66 -00 44 48.8          14.3 TqEW046N55
    CK18V010 VC2018 11 20.53552 14 00 22.36 -00 43 48.9          14.2 NUEW046H06
    CK18V010 VC2018 11 20.53675 14 00 23.36 -00 43 49.0          14.1 NUEW046H06
 
Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector +
    CCD.
850 Cordell-Lorenz Observatory, Sewanee.  Observers D. T. Durig, J. T. Harris,
    B. L. Ellis, J. J. Clements.  0.3-m f/7.6 Schmidt-Cassegrain +
    1536x1024 CCD.
970 Chelmsford.  Observer N. James.  0.28-m f/10 Schmidt-Cassegrain + CCD.
987 Isle of Man Observatory, Foxdale.  Observer D. Storey.  0.4-m
    Schmidt-Cassegrain + CCD.
A77 Observatoire Chante-Perdrix, Dauban.  Observers J. Nicolas, C. Rinner,
    F. Kugel.  Measurers J. Nicolas, F. Kugel.  0.41-m f/3.3 reflector + CCD,
    0.28-m f/2.2 Schmidt-Cassegrain + CCD.
C10 Maisoncelles.  Observer J.-F. Soulier.  0.30-m f/3.8 Newtonian reflector
    + CCD.
C23 Olmen.  Observer A. Diepvens.
D95 Kurihara.  Observer T. Takahashi.  0.25-m f/4.2 reflector + CCD.
G40 Slooh.com Canary Islands Observatory.  Observers K. Dankov,
    B. Lutkenhoner.  0.5-m f/6.8 Corrected Dall-Kirkham + CCD.
H06 iTelescope Observatory, Mayhill.  Observers H. Sato, M. Suzuki,
    B. Lutkenhoner.  0.10-m f/5.0 refractor + CCD, 0.43-m f/4.5 reflector +
    CCD, 0.25-m f/3.4 astrograph + CCD, 0.43-m f/6.8 reflector + CCD + f/4.5
    focal reducer.
I81 Tarbatness Observatory, Portmahomack.  Observer D. Buczynski.  0.35-m
    Schmidt-Cassegrain + CCD + f/6 focal reducer.
K02 Eastwood Observatory, Leigh on Sea.  Observer P. Carson.  0.32-m
    reflector + CCD + f/5.4 focal reducer.
K74 Muensterschwarzach Observatory, Schwarzach.  Observer C. Gerhard.  0.18-m
    f/5 refractor + CCD.
L12 Koksijde.  Observer G. Vandenbulcke.
N55 Corona Borealis Observatory, Ngari.  Observers T. Chen, P. Sun.  0.3-m
    f/7.2 reflector + CCD.
Q11 Shinshiro.  Observer T. Ikemura.  Measurer H. Sato.  0.35-m f/5 reflector
    + CCD.
Q23 Sukagawa.  Observer H. Sato.  0.25-m f/4 reflector + CCD.
U69 iTelescope SRO Observatory, Auberry.  Observers M. Urbanik,
    B. Lutkenhoner, M. Mattiazzo.  0.61-m f/6.5 astrograph + CCD, 0.61-m
    f/6.5 reflector + CCD.
 
Orbital elements:
    C/2018 V1 (Machholz-Fujikawa-Iwamoto)
T 2018 Dec. 3.51054 TT                                  MPCW
q   0.3869798            (2000.0)            P               Q
                   Peri.   88.77701     +0.61771192     +0.63876921
                   Node   128.71445     +0.24558701     -0.71080639
e   1.0            Incl.  143.99388     +0.74707362     -0.29449646
>From 607 observations 2018 Nov. 8-20.

Ephemeris:
    C/2018 V1 (Machholz-Fujikawa-Iwamoto)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2018 10 21    11 27 49.9 -03 46 26   1.7818  1.1029    33.8    30.1  13.7
...
2018 11 05    12 07 42.7 -02 31 26   1.2819  0.8156    39.5    50.7  11.7
...
2018 11 13    12 48 15.0 -01 29 55   0.9991  0.6597    38.7    69.9  10.2
...
2018 11 19    13 41 32.2 -00 48 04   0.8043  0.5476    33.6    92.0   8.9
2018 11 20    13 53 30.4 -00 44 41   0.7764  0.5300    32.2    96.5   8.7
2018 11 21    14 06 32.7 -00 43 24   0.7507  0.5129    30.6   101.2   8.5
...
2018 11 27    15 45 49.2 -01 51 29   0.6675  0.4262    20.0   127.5   7.4
...
2018 12 05    17 53 59.9 -07 17 06   0.8161  0.3891    22.5   104.0   7.5
...
2018 12 20    19 16 23.3 -17 17 49   1.3822  0.5833    21.1    37.3  10.4

Gareth V. Williams           (C) Copyright 2018 MPC           M.P.E.C. 2018-W46



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