[Iaude] MPEC B48: COMET C/2018 Y1 (Iwamoto)

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Fri Jan 18 07:21:17 EST 2019


M.P.E.C. 2019-B48                                Issued 2019 Jan. 18, 12:16 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 Y1 (Iwamoto)
 
Observations:
    CK18Y010 3C2018 12 24.33227 14 17 16.45 -24 29 18.8          16.2 NUEB048W88
    CK18Y010 3C2018 12 24.34232 14 17 16.28 -24 29 17.5          16.2 NUEB048W88
    CK18Y010 KC2018 12 25.85771 14 16 59.98 -24 24 28.6                qEB048D88
    CK18Y010 KC2018 12 25.86107 14 16 59.89 -24 24 27.2          12.8 TqEB048D88
    CK18Y010 KC2018 12 26.21916 14 16 55.49 -24 23 15.8          16.3  qEB048215
    CK18Y010 KC2018 12 26.22044 14 16 55.47 -24 23 15.5          16.3  qEB048215
    CK18Y010 KC2018 12 26.22172 14 16 55.46 -24 23 15.2          16.4  qEB048215
    CK18Y010 KC2018 12 26.22179 14 16 55.52 -24 23 15.1          16.6 RQEB048213
    CK18Y010 KC2018 12 26.22841 14 16 55.31 -24 23 12.2          16.0 RQEB048213
    CK18Y010 KC2018 12 26.23281 14 16 55.28 -24 23 11.5          16.4 RQEB048213
    CK18Y010  C2018 12 26.30950 14 16 54.53 -24 22 50.6          15.6 RqEB048W96
    CK18Y010  C2018 12 26.35389 14 16 53.90 -24 22 41.8          15.2 RqEB048W96
    CK18Y010 WC2018 12 26.71373 14 16 49.16 -24 21 25.0          14.1 NqEB048Q62
    CK18Y010 WC2018 12 26.72075 14 16 49.04 -24 21 23.8          14.1 NqEB048Q62
    CK18Y010  C2018 12 27.33102 14 16 40.40 -24 19 13.9          15.0 RqEB048W96
    CK18Y010  C2018 12 27.36337 14 16 39.95 -24 19 05.7          15.1 RqEB048W96
    CK18Y010  C2018 12 27.70613 14 16 34.73 -24 17 48.6          14.9 VqEB048Q67
    CK18Y010  C2018 12 27.71309 14 16 34.63 -24 17 47.0          14.8 VqEB048Q67
    CK18Y010 WC2018 12 27.71356 14 16 34.64 -24 17 47.5          14.1 NqEB048Q62
    CK18Y010 WC2018 12 27.72037 14 16 34.52 -24 17 46.0          14.1 NqEB048Q62
    CK18Y010  C2018 12 27.72109 14 16 34.50 -24 17 45.4          14.8 VqEB048Q67
    CK18Y010  C2018 12 27.83547 14 16 32.57 -24 17 25.1          14.5 VqEB048Q21
    CK18Y010  C2018 12 27.84946 14 16 32.33 -24 17 23.1          14.6 VqEB048Q21
    CK18Y010  C2018 12 27.85799 14 16 32.13 -24 17 20.6          14.3 VqEB048Q21
    CK18Y010  C2018 12 27.86977 14 16 31.95 -24 17 18.2          14.4 VqEB048Q21
    CK18Y010 KC2018 12 28.27506 14 16 25.56 -24 15 45.4          15.5 NUEB048G40
    CK18Y010 KC2018 12 28.27963 14 16 25.43 -24 15 44.6          15.5 NUEB048G40
    CK18Y010 KC2018 12 28.28423 14 16 25.34 -24 15 43.4          15.5 NUEB048G40
    CK18Y010 KC2018 12 28.33143 14 16 24.70 -24 15 27.2          15.8 NUEB048W88
    CK18Y010 KC2018 12 28.33690 14 16 24.61 -24 15 25.7          15.7 NUEB048W88
    CK18Y010 KC2018 12 28.34260 14 16 24.51 -24 15 24.9          15.8 NUEB048W88
    CK18Y010  C2018 12 28.84001 14 16 15.75 -24 13 33.1          11.8 TmEB048349
    CK18Y010  C2018 12 28.85076 14 16 15.53 -24 13 30.6                mEB048349
    CK18Y010  C2018 12 28.86153 14 16 15.32 -24 13 27.9                mEB048349
    CK18Y010  C2018 12 29.21084 14 16 08.91 -24 12 03.9          15.7 RoEB048461
    CK18Y010  C2018 12 29.21733 14 16 08.82 -24 12 02.3          15.6 RoEB048461
    CK18Y010  C2018 12 29.22975 14 16 08.59 -24 11 58.9          14.6 VqEB048A77
    CK18Y010  C2018 12 29.24106 14 16 08.42 -24 11 58.2          14.6 VqEB048A77
    CK18Y010  C2018 12 29.24575 14 16 08.25 -24 11 56.7          14.5 VqEB048A77
    CK18Y010 9C2018 12 29.27973 14 16 07.79 -24 11 46.7          15.5 NUEB048G40
    CK18Y010 9C2018 12 29.29013 14 16 07.55 -24 11 44.3          15.5 NUEB048G40
    CK18Y010 KC2018 12 29.32316 14 16 07.09 -24 11 30.5          15.6 NUEB048W88
    CK18Y010 KC2018 12 29.33881 14 16 06.74 -24 11 26.7          15.6 NUEB048W88
    CK18Y010 WC2018 12 29.71420 14 15 59.49 -24 09 53.2          14.0 NqEB048Q62
    CK18Y010 WC2018 12 29.72103 14 15 59.38 -24 09 51.7          14.0 NqEB048Q62
    CK18Y010  C2018 12 30.25334 14 15 48.37 -24 07 42.4          14.3 NQEB048J01
    CK18Y010  C2018 12 30.25707 14 15 48.24 -24 07 42.1          14.2 NQEB048J01
    CK18Y010  C2018 12 30.26841 14 15 48.00 -24 07 39.3          14.4 NQEB048J01
    CK18Y010 9C2018 12 30.27637 14 15 47.99 -24 07 36.9          15.4 NUEB048G40
    CK18Y010 9C2018 12 30.28677 14 15 47.73 -24 07 34.3          15.5 NUEB048G40
    CK18Y010 KC2018 12 30.82956 14 15 35.81 -24 05 10.6          13.8 VqEB048Q21
    CK18Y010 KC2018 12 30.82962 14 15 35.95 -24 05 10.8                qEB048D88
    CK18Y010 KC2018 12 30.83298 14 15 35.88 -24 05 09.9                qEB048D88
    CK18Y010 KC2018 12 30.83593 14 15 35.68 -24 05 08.7          13.7 VqEB048Q21
    CK18Y010 KC2018 12 30.83635 14 15 35.78 -24 05 08.9          12.5 TqEB048D88
    CK18Y010 KC2018 12 30.84124 14 15 35.56 -24 05 07.2          14.0 VqEB048Q21
    CK18Y010 KC2018 12 30.86576 14 15 34.95 -24 05 01.1          13.8 VqEB048Q21
    CK18Y010  C2018 12 31.25026 14 15 26.26 -24 03 17.7          14.6 NQEB048213
    CK18Y010  C2018 12 31.25467 14 15 26.17 -24 03 16.2          14.7 NQEB048213
    CK18Y010  C2018 12 31.25908 14 15 26.07 -24 03 14.7          14.7 NQEB048213
    CK18Y010 3C2018 12 31.33769 14 15 24.46 -24 02 47.6          15.8 NUEB048W88
    CK18Y010 3C2018 12 31.34211 14 15 24.34 -24 02 46.1          15.7 NUEB048W88
    CK18Y010 3C2018 12 31.34662 14 15 24.26 -24 02 45.2          15.8 NUEB048W88
    CK18Y010 3C2018 12 31.35033 14 15 24.18 -24 02 44.0          15.8 NUEB048W88
    CK18Y010  C2018 12 31.82832 14 15 12.43 -24 00 35.4          14.3 VqEB048Q21
    CK18Y010  C2018 12 31.83361 14 15 12.26 -24 00 34.7          14.6 VqEB048Q21
    CK18Y010  C2018 12 31.83784 14 15 12.15 -24 00 33.5          14.2 VqEB048Q21
    CK18Y010  C2018 12 31.84293 14 15 12.06 -24 00 31.6          11.1 TqEB048Q11
    CK18Y010  C2018 12 31.84317 14 15 11.99 -24 00 31.2          14.3 VqEB048Q21
    CK18Y010  C2018 12 31.84951 14 15 11.87 -24 00 30.7          14.4 VqEB048Q21
    CK18Y010  C2018 12 31.85155 14 15 11.83 -24 00 29.5                qEB048Q11
    CK18Y010  C2018 12 31.85270 14 15 11.78 -24 00 29.1          14.3 VqEB048Q21
    CK18Y010  C2018 12 31.85699 14 15 11.61 -24 00 27.7          14.5 VqEB048Q21
    CK18Y010  C2018 12 31.86015 14 15 11.60 -24 00 27.0                qEB048Q11
    CK18Y010  C2018 12 31.86447 14 15 11.48 -24 00 25.9                qEB048Q11
    CK18Y010  C2019 01 01.21833 14 15 02.39 -23 58 43.4          14.6 VqEB048A77
    CK18Y010  C2019 01 01.23029 14 15 02.10 -23 58 40.4          14.5 VqEB048A77
    CK18Y010  C2019 01 01.23705 14 15 01.99 -23 58 38.3          14.5 VqEB048A77
    CK18Y010 3C2019 01 01.33839 14 14 59.66 -23 58 03.8          15.6 NUEB048W88
    CK18Y010 3C2019 01 01.34288 14 14 59.57 -23 58 01.7          15.7 NUEB048W88
    CK18Y010 3C2019 01 01.34723 14 14 59.43 -23 58 00.8          15.7 NUEB048W88
    CK18Y010  C2019 01 01.66845 14 14 50.80 -23 56 24.3          16.0 GVEB048Q38
    CK18Y010  C2019 01 01.67286 14 14 50.79 -23 56 23.3          15.8 GVEB048Q38
    CK18Y010  C2019 01 01.67726 14 14 50.53 -23 56 22.0          15.9 GVEB048Q38
    CK18Y010  C2019 01 01.81769 14 14 46.63 -23 55 47.1          14.6 VqEB048Q21
    CK18Y010  C2019 01 01.82313 14 14 46.50 -23 55 46.5          14.7 VqEB048Q21
    CK18Y010  C2019 01 01.82845 14 14 46.33 -23 55 44.4          14.7 VqEB048Q21
    CK18Y010  C2019 01 01.83375 14 14 46.17 -23 55 43.2          14.8 VqEB048Q21
    CK18Y010  C2019 01 01.83838 14 14 46.10 -23 55 41.5          11.3 TmEB048349
    CK18Y010  C2019 01 01.83907 14 14 46.06 -23 55 42.4          14.8 VqEB048Q21
    CK18Y010  C2019 01 01.84551 14 14 45.82 -23 55 39.9          14.7 VqEB048Q21
    CK18Y010  C2019 01 01.84817 14 14 45.83 -23 55 38.8                mEB048349
    CK18Y010  C2019 01 01.85183 14 14 45.70 -23 55 37.7          11.4 TqEB048D95
    CK18Y010  C2019 01 01.85188 14 14 45.63 -23 55 37.8          14.6 VqEB048Q21
    CK18Y010  C2019 01 01.85797 14 14 45.54 -23 55 35.7                mEB048349
    CK18Y010  C2019 01 01.86262 14 14 45.35 -23 55 34.9                qEB048D95
    CK18Y010  C2019 01 01.86585 14 14 45.31 -23 55 33.9                qEB048D95
    CK18Y010  C2019 01 02.24667 14 14 34.62 -23 53 37.6          14.5 NQEB048J01
    CK18Y010  C2019 01 02.25397 14 14 34.47 -23 53 35.4          14.6 NQEB048J01
    CK18Y010  C2019 01 02.26124 14 14 34.22 -23 53 33.2          14.5 NQEB048J01
    CK18Y010 9C2019 01 02.27628 14 14 33.85 -23 53 28.1          15.3 NUEB048G40
    CK18Y010 9C2019 01 02.28075 14 14 33.72 -23 53 26.4          15.3 NUEB048G40
    CK18Y010 9C2019 01 02.28483 14 14 33.61 -23 53 25.1          15.4 NUEB048G40
    CK18Y010 9C2019 01 03.27323 14 14 03.88 -23 48 10.1          15.2 NUEB048G40
    CK18Y010 9C2019 01 03.27963 14 14 03.64 -23 48 08.0          15.2 NUEB048G40
    CK18Y010 %C2019 01 03.33604 14 14 02.01 -23 47 42.8          14.8 RqEB048W88
    CK18Y010 %C2019 01 03.33691 14 14 01.98 -23 47 43.0          14.8 RqEB048W88
    CK18Y010 %C2019 01 03.33778 14 14 01.94 -23 47 42.0          14.7 RqEB048W88
    CK18Y010 %C2019 01 03.34669 14 14 01.68 -23 47 39.4          14.7 RqEB048W88
    CK18Y010 %C2019 01 03.34757 14 14 01.65 -23 47 39.3          14.7 RqEB048W88
    CK18Y010 %C2019 01 03.34844 14 14 01.61 -23 47 38.8          14.8 RqEB048W88
    CK18Y010  C2019 01 03.70759 14 13 50.07 -23 45 39.3          16.6  qEB048Q67
    CK18Y010  C2019 01 03.71090 14 13 50.04 -23 45 37.7          16.8  qEB048Q67
    CK18Y010  C2019 01 03.71237 14 13 49.92 -23 45 37.5          16.4  qEB048Q67
    CK18Y010 9C2019 01 04.27333 14 13 30.86 -23 42 31.2          15.3 NUEB048G40
    CK18Y010 9C2019 01 04.27789 14 13 30.75 -23 42 29.8          15.4 NUEB048G40
    CK18Y010 9C2019 01 04.28135 14 13 30.62 -23 42 28.1          15.3 NUEB048G40
    CK18Y010  C2019 01 05.24233 14 12 55.78 -23 36 42.0          14.4 NQEB048J01
    CK18Y010  C2019 01 05.25352 14 12 55.32 -23 36 38.6          14.4 NQEB048J01
    CK18Y010  C2019 01 05.25821 14 12 55.14 -23 36 35.5          14.5 NQEB048Z39
    CK18Y010  C2019 01 05.26461 14 12 54.91 -23 36 34.0          14.4 NQEB048J01
    CK18Y010  C2019 01 05.26598 14 12 54.87 -23 36 32.7          14.5 NQEB048Z39
    CK18Y010 9C2019 01 05.26792 14 12 54.84 -23 36 31.6          15.1 NUEB048G40
    CK18Y010  C2019 01 05.27086 14 12 54.64 -23 36 30.6          14.6 NQEB048Z39
    CK18Y010 9C2019 01 05.27093 14 12 54.69 -23 36 31.0          15.1 NUEB048G40
    CK18Y010 9C2019 01 05.27444 14 12 54.63 -23 36 30.2          15.2 NUEB048G40
    CK18Y010  C2019 01 06.19663 14 12 18.32 -23 30 34.6          14.4 NqEB048J22
    CK18Y010  C2019 01 06.19825 14 12 18.28 -23 30 34.3          14.4 NqEB048J22
    CK18Y010  C2019 01 06.19986 14 12 18.25 -23 30 34.4          14.4 NqEB048J22
    CK18Y010  C2019 01 06.23369 14 12 16.41 -23 30 21.4          14.7 NQEB048213
    CK18Y010  C2019 01 06.24542 14 12 16.10 -23 30 16.4          14.8 NQEB048213
    CK18Y010  C2019 01 06.25715 14 12 15.50 -23 30 12.1          14.8 NQEB048213
    CK18Y010 9C2019 01 06.27282 14 12 15.02 -23 30 05.2          15.2 NUEB048G40
    CK18Y010 9C2019 01 06.27739 14 12 14.84 -23 30 03.3          15.2 NUEB048G40
    CK18Y010  C2019 01 06.33312 14 12 12.61 -23 29 35.5          14.7 RqEB048W96
    CK18Y010  C2019 01 06.36472 14 12 11.23 -23 29 22.6          14.7 RqEB048W96
    CK18Y010 #C2019 01 07.53079 14 11 19.78 -23 21 24.0          14.7 GVEB048H06
    CK18Y010 #C2019 01 07.53360 14 11 19.70 -23 21 23.9          14.7 GVEB048H06
    CK18Y010 #C2019 01 07.53690 14 11 19.51 -23 21 20.5          14.7 GVEB048H06
    CK18Y010 1C2019 01 07.72943 14 11 10.75 -23 19 50.7                VEB048Q62
    CK18Y010 1C2019 01 07.73191 14 11 10.63 -23 19 49.8          10.9 GVEB048Q62
    CK18Y010 WC2019 01 08.71100 14 10 22.52 -23 12 25.7          14.0 NUEB048Q62
    CK18Y010 WC2019 01 08.71793 14 10 22.17 -23 12 22.7          14.0 NUEB048Q62
    CK18Y010  C2019 01 09.84662 14 09 21.33 -23 03 20.6                qEB048Q11
    CK18Y010  C2019 01 09.85948 14 09 20.57 -23 03 14.2                qEB048Q11
    CK18Y010  C2019 01 09.86589 14 09 20.18 -23 03 10.9          10.9 TqEB048Q11
    CK18Y010  C2019 01 10.21581 14 08 59.99 -23 00 09.1          14.3 VqEB048A77
    CK18Y010  C2019 01 10.22212 14 08 59.52 -23 00 06.4          14.3 VqEB048A77
    CK18Y010  C2019 01 10.22844 14 08 59.20 -23 00 04.1          14.3 VqEB048A77
    CK18Y010 9C2019 01 10.26910 14 08 57.14 -22 59 42.6          15.0 NUEB048G40
    CK18Y010 9C2019 01 10.27392 14 08 56.81 -22 59 40.9          15.0 NUEB048G40
    CK18Y010 WC2019 01 10.71825 14 08 30.53 -22 55 37.7          14.0 NUEB048Q62
    CK18Y010 WC2019 01 10.72150 14 08 30.26 -22 55 35.7          14.0 NUEB048Q62
    CK18Y010  C2019 01 10.77400 14 08 27.19 -22 55 06.8          14.5 RVEB048323
    CK18Y010  C2019 01 10.78615 14 08 26.41 -22 55 01.5          14.6 RVEB048323
    CK18Y010  C2019 01 10.80104 14 08 25.33 -22 55 00.2                mEB048349
    CK18Y010  C2019 01 10.80916 14 08 24.80 -22 54 55.8                mEB048349
    CK18Y010  C2019 01 10.81706 14 08 24.31 -22 54 51.6                mEB048349
    CK18Y010  C2019 01 10.82500 14 08 23.81 -22 54 47.1          10.6 TmEB048349
    CK18Y010 9C2019 01 11.27106 14 07 56.05 -22 50 41.4          14.9 NUEB048G40
    CK18Y010 9C2019 01 11.27451 14 07 55.85 -22 50 39.5          14.9 NUEB048G40
    CK18Y010 9C2019 01 11.27796 14 07 55.58 -22 50 37.3          14.9 NUEB048G40
    CK18Y010  C2019 01 11.77059 14 07 23.87 -22 45 48.5          14.5 RVEB048323
    CK18Y010  C2019 01 11.78284 14 07 23.02 -22 45 41.5          14.5 RVEB048323
    CK18Y010  C2019 01 12.20656 14 06 54.15 -22 41 39.3          14.9 NqEB048L27
    CK18Y010  C2019 01 12.22697 14 06 52.75 -22 41 27.0          14.7 NqEB048L27
    CK18Y010  C2019 01 12.23193 14 06 52.45 -22 41 24.3          14.1 NQEB048J01
    CK18Y010  C2019 01 12.23934 14 06 51.91 -22 41 20.2          14.1 NQEB048J01
    CK18Y010  C2019 01 12.24815 14 06 51.22 -22 41 17.5          15.0 NqEB048L27
    CK18Y010  C2019 01 12.25439 14 06 50.80 -22 41 10.8          14.2 NQEB048J01
    CK18Y010 9C2019 01 12.27265 14 06 49.67 -22 40 59.0          15.0 NUEB048G40
    CK18Y010 9C2019 01 12.27727 14 06 49.32 -22 40 56.1          14.9 NUEB048G40
    CK18Y010  C2019 01 12.61844 14 06 25.63 -22 37 18.7          16.4 GVEB048474
    CK18Y010  C2019 01 12.62044 14 06 25.48 -22 37 17.0          16.4 GVEB048474
    CK18Y010  C2019 01 12.62245 14 06 25.30 -22 37 16.7          16.2 GVEB048474
    CK18Y010  C2019 01 14.24444 14 04 21.52 -22 19 40.6          14.1 RqEB048I81
    CK18Y010  C2019 01 14.24747 14 04 21.23 -22 19 37.3          14.2 RqEB048I81
    CK18Y010  C2019 01 14.24974 14 04 21.13 -22 19 36.8          14.2 RqEB048I81
    CK18Y010  C2019 01 14.26854 14 04 19.45 -22 19 22.2          14.1 RqEB048I81
    CK18Y010 9C2019 01 14.27125 14 04 19.46 -22 19 19.9          14.8 NUEB048G40
    CK18Y010  C2019 01 14.27144 14 04 19.24 -22 19 22.1          14.0 RqEB048I81
    CK18Y010  C2019 01 14.27435 14 04 18.98 -22 19 19.2          14.0 RqEB048I81
    CK18Y010 9C2019 01 14.27445 14 04 19.16 -22 19 17.9          14.8 NUEB048G40
    CK18Y010 9C2019 01 14.27791 14 04 18.89 -22 19 15.8          14.8 NUEB048G40
    CK18Y010  C2019 01 14.76052 14 03 38.93 -22 13 21.5          14.4 RVEB048323
    CK18Y010  C2019 01 14.77205 14 03 37.92 -22 13 13.3          14.5 RVEB048323
    CK18Y010  C2019 01 15.18885 14 03 01.58 -22 08 14.1          14.7 NqEB048L27
    CK18Y010  C2019 01 15.19492 14 03 01.12 -22 08 09.6          14.5 NQEB048213
    CK18Y010  C2019 01 15.20633 14 03 00.29 -22 07 59.3          14.4 NQEB048213
    CK18Y010  C2019 01 15.20983 14 02 59.62 -22 07 58.0          14.7 NqEB048L27
    CK18Y010  C2019 01 15.21060 14 02 59.69 -22 07 57.5          14.3 NQEB048213
    CK18Y010  C2019 01 15.23470 14 02 57.36 -22 07 39.2          14.8 NqEB048L27
    CK18Y010 9C2019 01 15.27094 14 02 54.41 -22 07 11.4          14.8 NUEB048G40
    CK18Y010 9C2019 01 15.27439 14 02 54.10 -22 07 08.9          14.8 NUEB048G40
    CK18Y010 9C2019 01 15.27785 14 02 53.78 -22 07 06.2          14.8 NUEB048G40
    CK18Y010  C2019 01 15.32668 14 02 49.63 -22 06 21.9          14.5 RqEB048W96
    CK18Y010  C2019 01 15.35978 14 02 46.56 -22 05 56.9          14.5 RqEB048W96
    CK18Y010 WC2019 01 15.71416 14 02 14.50 -22 01 21.5          13.7 NUEB048Q62
    CK18Y010 WC2019 01 15.71733 14 02 14.22 -22 01 19.0          13.8 NUEB048Q62
    CK18Y010  C2019 01 15.76080 14 02 10.33 -22 00 43.6          14.4 RVEB048323
    CK18Y010  C2019 01 15.77406 14 02 09.06 -22 00 33.9          14.3 RVEB048323
    CK18Y010  C2019 01 16.17755 14 01 30.82 -21 55 19.0          14.6 NqEB048L27
    CK18Y010  C2019 01 16.21150 14 01 27.39 -21 54 51.9          14.5 VqEB048A77
    CK18Y010  C2019 01 16.21395 14 01 27.25 -21 54 50.5          14.6 NqEB048L27
    CK18Y010  C2019 01 16.21753 14 01 26.75 -21 54 46.7          14.5 VqEB048A77
    CK18Y010  C2019 01 16.22292 14 01 26.23 -21 54 42.1          14.5 VqEB048A77
    CK18Y010  C2019 01 16.24822 14 01 23.85 -21 54 22.4          14.6 NqEB048L27
    CK18Y010 9C2019 01 16.27091 14 01 21.83 -21 54 03.3          14.7 NUEB048G40
    CK18Y010 9C2019 01 16.27443 14 01 21.55 -21 54 00.3          14.9 NUEB048G40
    CK18Y010 9C2019 01 16.27789 14 01 21.17 -21 53 57.4          15.0 NUEB048G40
    CK18Y010  C2019 01 16.61166914 00 48.52 -21 49 17.4          14.29oVEB048T08
    CK18Y010  C2019 01 16.62446014 00 47.22 -21 49 06.7          14.28oVEB048T08
    CK18Y010  C2019 01 16.63865314 00 45.85 -21 48 55.4          14.87oVEB048T08
    CK18Y010  C2019 01 16.64786014 00 44.83 -21 48 47.1          14.31oVEB048T08
    CK18Y010 3C2019 01 17.33773 13 59 34.43 -21 38 39.1          14.7 NUEB048W88
    CK18Y010 3C2019 01 17.34206 13 59 33.94 -21 38 35.4          14.7 NUEB048W88
    CK18Y010 3C2019 01 17.34595 13 59 33.51 -21 38 32.4          14.7 NUEB048W88
    CK18Y010 3C2019 01 17.35010 13 59 33.11 -21 38 28.6          14.8 NUEB048W88
    CK18Y010  C2019 01 18.19870 13 57 59.87 -21 25 29.0          14.5 NqEB048L27
    CK18Y010  C2019 01 18.22272 13 57 57.05 -21 25 05.6          14.5 NqEB048L27
    CK18Y010  C2019 01 18.25177 13 57 53.72 -21 24 38.0          14.5 NqEB048L27
 
Observer details:
213 Observatorio Montcabre.  Observer R. Naves.  Measurer M. Campas.  0.30-m
    f/10 Schmidt-Cassegrain.
215 Buchloe.  Observer W. Hasubick.  0.44-m f/4.6 reflector + CCD.
323 Perth Observatory, Bickley.  Observers P. Camilleri, J. Oey.  Measurer
    P. Camilleri.  0.40-m f/5 reflector + CCD, 0.35-m f/5 reflector + CCD.
349 Ageo.  Observer K. Kadota.  0.25-m f/5.0 reflector + CCD.
461 University of Szeged, Piszkesteto Stn. (Konkoly).  Observer
    K. Sarneczky.  0.60-m Schmidt + CCD.
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
    P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
A77 Observatoire Chante-Perdrix, Dauban.  Observers C. Rinner, F. Kugel.
    Measurer F. Kugel.  0.28-m f/2.2 Schmidt-Cassegrain + CCD.
D88 Hiratsuka.  Observer Y. Sugiyama.  0.25-m f/5.0 reflector + CCD.
D95 Kurihara.  Observer T. Takahashi.  0.25-m f/4.2 reflector + CCD.
G40 Slooh.com Canary Islands Observatory.  Observer B. Lutkenhoner.  0.43-m
    f/6.8 Corrected Dall-Kirkham + CCD.
H06 iTelescope Observatory, Mayhill.  Observer M. Suzuki.  0.25-m f/3.4
    reflector + CCD.
I81 Tarbatness Observatory, Portmahomack.  Observer D. Buczynski.  0.35-m
    Schmidt-Cassegrain + CCD + f/6 focal reducer.
J01 Observatorio Cielo Profundo, Leon.  Observer J. Gonzalez.  0.15-m f/6
    Ritchey-Chretien + CCD.
J22 Tacande Observatory, La Palma.  Observer K. Hills.  0.5-m f/2.9
    astrograph + CCD.
L27 29PREMOTE Observatory, Dauban.  Observer J.-F. Soulier.  0.20-m f/4
    Newtonian reflector + CCD.
Q11 Shinshiro.  Observer T. Ikemura.  Measurer H. Sato.  0.35-m f/5 reflector
    + CCD.
Q21 Southern Utsunomiya.  Observer H. Nohara.  0.4-m f/3.8 astrograph + CCD.
Q38 Swan Hill.  Observer M. Mattiazzo.
Q62 iTelescope Observatory, Siding Spring.  Observers N. James, H. Sato.  ,
    0.51-m f/6.8 astrograph + CCD + f/4.5 focal reducer.
Q67 JBL Observatory, Bathurst.  Observers R. Ligustri, M. Urbanik.  , 0.31-m
    f/9 reflector + CCD.
T08 ATLAS-MLO, Mauna Loa.  Observers L. Denneau, J. Tonry, A. Heinze,
    H. Weiland, H. Flewelling.  Measurers L. Denneau, J. Tonry, A. Heinze,
    H. Weiland, H. Flewelling, B. Stalder, A. Fitzsimmons, D. Young,
    N. Erasmus.  0.5-m reflector + CCD.
W88 Slooh.com Chile Observatory, La Dehesa.  Observers B. Lutkenhoner,
    N. Paul.  0.35-m f/11 Schmidt-Cassegrain + CCD.
W96 CAO, San Pedro de Atacama (since 2013).  Observers A. Maury, J.-B. de
    Vanssay, J.-G. Bosch.  Measurer J.-G. Bosch.  0.4-m f/5 Ritchey-Chretien
    + CCD.
Z39 Observatorio Costa Teguise.  Observer A. Acosta.  Measurers A. Sofia,
    A. Silvia.  0.23-m Schmidt-Cassegrain + CCD.
 
Orbital elements:
    C/2018 Y1 (Iwamoto)
Epoch 2019 Feb. 6.0 TT = JDT 2458520.5
T 2019 Feb. 6.99877 TT                                  MPCW
q   1.2865617            (2000.0)            P               Q
z  +0.0104599      Peri.  358.03704     -0.85997530     +0.47737728
 +/-0.0009050      Node   147.47094     +0.47267678     +0.61178464
e   0.9865426      Incl.  160.39500     +0.19240360     +0.63073805
>From 310 observations 2018 Dec. 18-2019 Jan. 18, mean residual 0".6.

    C/2018 Y1 (Iwamoto)
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5
T 2019 Feb. 7.00079 TT                                  MPCW
q   1.2865610            (2000.0)            P               Q
z  +0.0104250      Peri.  358.03919     -0.85996498     +0.47739872
 +/-0.0009050      Node   147.47179     +0.47268792     +0.61177759
e   0.9865876      Incl.  160.39538     +0.19242236     +0.63072866
>From 310 observations 2018 Dec. 18-2019 Jan. 18, mean residual 0".6.

Ephemeris:
    C/2018 Y1 (Iwamoto)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2018 12 19    14 17 44.9 -24 43 52   1.9666  1.4859    47.2    29.1  14.7
...
2019 01 03    14 14 12.2 -23 49 35   1.5213  1.3891    63.1    39.2  13.8
...
2019 01 11    14 08 12.9 -22 53 07   1.2599  1.3488    72.7    44.1  13.3
...
2019 01 17    14 00 09.3 -21 43 40   1.0562  1.3247    80.9    47.2  12.8
2019 01 18    13 58 22.2 -21 28 32   1.0219  1.3212    82.4    47.6  12.8
2019 01 19    13 56 25.7 -21 12 03   0.9874  1.3179    83.9    47.9  12.7
...
2019 01 25    13 40 21.0 -18 53 57   0.7806  1.3014    94.3    49.0  12.1
...
2019 02 02    12 56 58.4 -12 11 08   0.5159  1.2888   114.6    44.0  11.2
...
2019 02 17    08 10 57.2 +29 47 18   0.3436  1.2953   149.3    22.9  10.3

Gareth V. Williams           (C) Copyright 2019 MPC           M.P.E.C. 2019-B48



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