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Table 1 CME characteristics investigated in this study and their observed and forecasted arrival times

From: Validation of coronal mass ejection arrival-time forecasts by magnetohydrodynamic simulations based on interplanetary scintillation observations

CME CACTus LASCO IPS CCMC (ENLIL)
No. Onset time X-ray class Longitude Latitude Arrival time Arrival time Speed Abs (diff) Arrival time Speed Abs (diff) Arrival time Speed Abs (diff) Arrival time Abs (diff)
1 2013/3/15 X1.2 −12 11 2013-03-17T05:28 2013/3/16 21:46 1879 7.70 2013/3/17 8:49 1366 3.35 2013/3/17 1:18 1666 4.15 2013-03-16T16:59 12.48
2 2014/1/7 X1.2 11 15 2014-01-09T19:32 2014/1/9 1:27 1926 18.08 2014/1/9 2:13 1830 17.32 2014/1/9 5:24 1430 14.13 2014–01-09T00:38 18.90
3 2014/4/2 M6.5 −53 14 201404-05T09:40 2014/4/5 14:34 1953 4.91 2014/4/5 22:47 1471 13.12 2014/4/5 14:34 1471 4.91 2014-04-04T09:21 24.32
4 2014/4/18 M7.3 34 −20 2014-04-20T10:22 2014/4/20 14:18 1008 3.94 2014/4/20 11:02 1203 0.68 2014/4/20 11:02 1203 0.68 2014-04-20T09:09 1.22
5 2014/9/10 X1.6 −2 14 2014-09-12T15:26 2014/9/12 3:40 1302 11.76 2014/9/12 3:57 1267 11.48 2014/9/12 3:40 1267 11.76 2014-09-12T11:47 3.65
6 2015/6/18 M3.0 −50 15 2015-06-21T15:40 2015/6/21 10:43 1025 4.94 2015/6/21 8:04 1305 7.59 2015/6/21 5:18 1605 10.36 2015-06-21T09:26 6.23
7 2015/6/21 M2.6 −16 12 2015-06-22T17:59 2015/6/22 16:57 1209 1.02 2015/6/22 18:14 1366 0.27 2015/6/22 15:44 1666 2.24 2015-06-22T21:43 3.73
8 2015/6/22 M6.5 8 12 2015-06-24T12:57 2015/6/24 2:32 1953 10.40 2015/6/24 14:32 1209 1.59 2015/6/24 10:53 1609 2.06 2015-06-24T18:18 5.35
9 2015/6/25 M7.9 42 9 2015-06-27T03:30 2015/6/27 8:17 1838 4.79 2015/6/27 13:26 1627 9.94 2015/6/27 6:42 1827 3.20 2015-06-28T02:00 22.50
10 2017/7/14 M2.4 29 −6 2017-07-16T05:14 2017/7/16 3:38 1644 1.60 2017/7/16 10:09 1200 4.93 2017/7/16 4:16 1600 0.96 2017-07-16T21:42 16.47
11 2017/9/4 M5.5 11 −10 2017-09-06T23:08 2017/9/6 13:08 1953 9.98 2017/9/6 14:54 1418 8.22 2017/9/6 18:57 1018 4.17 2017-09-06T14:51 8.28
12 2017/9/6 X9.3 34 −9 2017-09-07T22:30 2017/9/7 21:47 1955 0.71 2017/9/8 0:49 1571 2.32 2017/9/7 20:44 1971 1.77 2017-09-08T18:27 19.95