• CME heights (with respect to the disk center) are measured at the fastest segment of the leading edge.
  • PA= Position Angle measured from Solar North in degrees (counter-clockwise)
  • Halo CMEs are indicated in the "Central PA" column. The letters ("S", "BA", "OA") in the brackets show type of halo CMEs. See examples.
  • Click on date to view Java script movie of the CME.
  • Click on time to see height-time measurements as a text file.
  • Click on speed to view height-time plots of the CME.
  • Beware of data gaps. Check for LASCO/C2 data gaps here.

  • A complete description of the catalog
  • Click here to search the entire catalog.

    First C2 Appearance
    Date Time [UT]
    Central
    PA
    [deg]
    Angular
    Width [deg]
    Linear
    Speed [km/s]
    2nd-order Speed at final height [km/s] 2nd-order Speed at 20 Rs [km/s] Accel
    [m/s2]
    Mass
    [gram]
    Kinetic
    Energy
    [erg]
    MPA [deg] Movies, plots, & links Remarks
    1996/10/01 00:20:05 30 13 154 --- --- --- ---- ---- 38 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/01 00:20:05 258 52 320 352 377 2.9*1 2.3e+14 1.2e+29 254 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/01 11:30:05 298 27 247 236 236 -0.5*1 4.8e+14 1.4e+29 292 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/01 12:50:05 91 26 147 235 387 8.6*1 ---- ---- 89 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/10/01 13:15:05 15 7 391 --- --- --- ---- ---- 18 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/01 21:52:10 244 8 302 389 473 8.6*1 ---- ---- 246 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/02 03:30:05 42 12 91 100 215 1.7*1 ---- ---- 52 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/02 17:20:05 298 19 134 199 217 1.9*1 ---- ---- 291 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/03 10:40:05 90 19 231 246 248 0.7*1 ---- ---- 91 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/04 03:15:05 299 28 355 172 158 -17.4*1 3.0e+13*2 1.9e+28*2 293 C2 C3 195 PHTX DST Java Movie Only C3
    1996/10/04 09:02:05 241 20 169 117 0 -5.8*1 ---- ---- 245 C2 C3 195 PHTX DST Java Movie Very Poor Event
    1996/10/04 15:25:05 294 37 147 149 150 0.1*1 ---- ---- 289 C2 C3 195 PHTX DST Java Movie Very Poor Event
    1996/10/04 22:15:08 355 7 150 --- --- --- ---- ---- 355 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/04 22:15:08 94 26 129 68 0 -9.8*1 ---- ---- 97 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    1996/10/05 09:37:05 228 247 569 729 748 16.8 4.0e+15*2 6.4e+30*2 312 C2 C3 195 SXT PHTX DST Java Movie The width was changed from 161 to 247 deg on 2012/01/30. ; Partial Halo
    1996/10/05 10:40:05 96 49 305 315 366 2.1*1 ---- ---- 106 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/06 05:35:05 229 47 173 169 153 -0.4*1 ---- ---- 215 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only C3
    1996/10/06 06:45:05 103 18 144 177 266 2.7*1 ---- ---- 107 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/06 09:50:05 223 25 179 174 164 -0.3*1 ---- ---- 224 C2 C3 195 SXT PHTX DST Java Movie
    1996/10/06 10:25:05 305 58 191 292 340 4.8*1 ---- ---- 311 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/06 19:32:50 307 52 233 459 530 12.7*1 ---- ---- 320 C2 C3 195 SXT PHTX DST Java Movie
    1996/10/07 09:25:06 210 52 199 227 293 2.3*1 ---- ---- 217 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/08 12:15:05 193 7 255 --- --- --- ---- ---- 196 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/08 14:10:08 229 21 154 129 0 -4.3*1 8.3e+12 9.8e+26 231 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/08 23:05:05 155 9 110 --- --- --- ---- ---- 151 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/09 00:25:06 221 13 299 313 382 2.7*1 ---- ---- 227 C2 C3 195 SXT PHTX DST Java Movie Only 3 points
    1996/10/09 03:30:06 49 19 86 --- --- --- ---- ---- 55 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/09 05:15:05 211 16 147 309 623 16.3*1 ---- ---- 215 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/09 09:15:07 211 51 252 271 286 1.1*1 ---- ---- 218 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/09 11:35:05 46 14 274 340 904 32.6*1 ---- ---- 53 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    1996/10/09 16:36:05 191 37 132 62 0 -10.1*1 ---- ---- 197 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points
    1996/10/10 03:45:05 186 9 137 --- --- --- ---- ---- 187 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/10 10:30:05 300 17 194 263 391 6.8*1 ---- ---- 280 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/10 18:01:56 107 39 140 132 0 -1.0*1 ---- ---- 105 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/10 18:50:05 265 20 219 276 253 2.8*1 ---- ---- 264 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/10/11 02:50:06 111 45 209 271 420 7.0*1 2.1e+14 4.5e+28 108 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/11 11:35:05 262 35 310 455 1269 67.7*1 ---- ---- 264 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/11 14:30:05 112 37 195 165 38 -2.2*1 ---- ---- 116 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/12 00:26:05 38 13 132 --- --- --- ---- ---- 35 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/12 01:45:05 121 69 215 342 293 4.4*1 2.9e+14 6.8e+28 102 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only C3
    1996/10/12 11:35:05 104 17 378 391 401 1.4*1 ---- ---- 99 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/12 15:15:05 114 40 136 136 137 0.0*1 ---- ---- 107 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/13 04:17:05 116 48 78 132 409 7.3*1 ---- ---- 108 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/10/13 22:50:13 106 35 122 106 96 -0.6*1 ---- ---- 107 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/10/13 23:29:49 346 9 103 --- --- --- ---- ---- 345 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/14 01:25:05 358 6 169 --- --- --- ---- ---- 359 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/14 04:40:05 115 24 121 174 342 4.9*1 ---- ---- 113 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/14 07:17:05 267 41 236 286 602 13.9*1 ---- ---- 268 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/10/14 13:45:06 119 42 267 245 0 -8.0*1 ---- ---- 114 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/14 15:15:05 268 37 195 338 935 37.3*1 4.0e+13*2 7.5e+27*2 270 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/15 01:25:05 118 28 80 90 115 0.4*1 ---- ---- 115 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/15 04:00:07 62 31 107 107 108 0.0*1 ---- ---- 66 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/15 06:05:06 305 15 214 267 610 15.0*1 ---- ---- 292 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/15 07:17:05 193 11 175 --- --- --- ---- ---- 197 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/15 18:41:07 310 19 238 302 641 16.2*1 ---- ---- 298 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/15 19:45:57 60 37 44 57 132 0.7*1 1.7e+14 1.7e+27 60 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only C2
    1996/10/16 13:45:05 34 14 234 449 1572 102.5*1 ---- ---- 32 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/16 14:55:06 329 6 147 101 0 -16.2*1 ---- ---- 324 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/17 03:37:06 9 10 125 --- --- --- ---- ---- 10 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/17 10:40:05 67 29 182 259 234 2.2*1 ---- ---- 67 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/17 13:45:05 334 6 229 --- --- --- ---- ---- 328 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/18 05:52:56 75 34 190 259 256 3.2*1 ---- ---- 74 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only C3
    1996/10/18 17:17:05 59 18 139 262 464 11.0*1 ---- ---- 70 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/19 01:25:07 126 40 76 92 160 0.9*1 ---- ---- 123 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/19 08:50:05 68 33 415 490 473 5.0*1 ---- ---- 68 C2 C3 195 SXT PHTX DST Java Movie
    1996/10/19 12:45:05 337 9 201 --- --- --- ---- ---- 333 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/19 12:45:05 120 25 71 68 0 -0.3 ---- ---- 118 C2 C3 195 SXT PHTX DST Java Movie Not LE
    1996/10/19 17:17:05 159 170 480 593 600 9.4 ---- ---- 124 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    1996/10/19 23:45:05 319 10 313 251 0 -36.3*1 ---- ---- 310 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    1996/10/20 09:01:41 68 31 74 --- --- --- ---- ---- 61 C2 C3 195 SXT PHTX DST Java Movie Only 2 points; Only C2
    1996/10/20 13:19:08 300 35 254 270 344 2.7*1 8.3e+15*2 2.7e+30*2 295 C2 C3 195 SXT PHTX DST Java Movie
    1996/10/20 18:50:07 126 31 754 1209 1367 76.6*1 ---- ---- 124 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/21 00:42:05 76 43 144 172 187 1.0*1 ---- ---- 85 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/21 10:20:06 147 16 170 --- --- --- ---- ---- 144 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/21 20:47:20 260 31 64 51 0 -1.3*1 2.1e+13 4.2e+26 258 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/22 08:00:06 83 33 138 126 76 -0.8*1 ---- ---- 83 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/22 12:10:05 239 14 226 327 627 18.3*1 ---- ---- 246 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/22 20:44:01 205 10 ---- --- --- --- ---- ---- 211 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3; Unable to measure
    1996/10/22 23:45:05 217 13 72 73 93 0.2*1 ---- ---- 215 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C3
    1996/10/23 02:35:06 285 10 234 203 0 -9.8*1 ---- ---- 278 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    1996/10/23 09:23:05 313 9 126 80 0 -13.6*1 ---- ---- 304 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/23 09:23:05 53 16 128 167 421 7.9*1 ---- ---- 67 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/23 22:00:08 18 10 292 --- --- --- ---- ---- 25 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/24 00:45:07 168 7 222 --- --- --- ---- ---- 167 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/24 01:20:05 18 9 184 --- --- --- ---- ---- 23 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/24 02:35:06 41 34 176 210 307 3.4*1 4.1e+11 6.3e+25 54 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/24 22:17:38 88 30 142 146 152 0.2*1 3.8e+13 3.9e+27 90 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/10/24 22:52:15 285 14 165 172 212 0.9*1 ---- ---- 276 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/25 05:35:05 247 25 220 284 562 13.9*1 ---- ---- 250 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/25 11:17:05 358 11 187 --- --- --- ---- ---- 358 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/25 11:17:05 245 21 277 281 334 1.7*1 ---- ---- 248 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/26 04:20:05 178 8 91 78 0 -5.4*1 ---- ---- 180 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/10/26 07:27:16 296 14 211 111 0 -61.7*1 ---- ---- 287 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    1996/10/26 08:55:17 91 15 232 282 274 2.5*1 ---- ---- 93 C2 C3 195 PHTX DST Java Movie Poor Event; Only C3
    1996/10/26 11:58:07 297 9 142 80 0 -8.1*1 ---- ---- 288 C2 C3 195 PHTX DST Java Movie Very Poor Event
    1996/10/26 16:56:28 85 36 397 --- --- --- ---- ---- 84 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/26 20:19:42 308 42 64 83 223 2.0*1 8.5e+13 1.7e+27 312 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    1996/10/26 21:08:29 245 17 182 251 307 4.2*1 ---- ---- 251 C2 C3 195 PHTX DST Java Movie Very Poor Event
    1996/10/27 03:09:54 93 46 89 131 395 6.6*1 ---- ---- 90 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    1996/10/27 12:26:10 88 35 238 385 1066 49.0*1 ---- ---- 89 C2 C3 195 PHTX DST Java Movie Very Poor Event
    1996/10/27 13:57:34 295 17 76 76 77 0.0 ---- ---- 299 C2 C3 195 PHTX DST Java Movie
    1996/10/27 18:18:54 89 42 149 183 403 6.4*1 ---- ---- 88 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    1996/10/27 20:21:05 302 68 195 241 256 1.8*1 2.4e+13 4.5e+27 306 C2 C3 195 PHTX DST Java Movie Poor Event
    1996/10/28 04:10:26 243 40 190 236 321 3.8*1 ---- ---- 247 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/28 09:46:56 284 21 214 218 221 0.2*1 ---- ---- 293 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/28 13:28:33 90 43 163 131 0 -5.9*1 ---- ---- 89 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only C2
    1996/10/28 20:29:14 279 42 206 427 484 11.0*1 1.9e+14 3.9e+28 293 C2 C3 195 SXT PHTX DST Java Movie
    1996/10/29 03:34:44 284 18 201 293 416 7.0*1 ---- ---- 293 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/29 06:58:05 5 13 408 --- --- --- ---- ---- 6 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/29 08:17:45 339 9 290 --- --- --- ---- ---- 335 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/29 14:36:40 6 10 132 --- --- --- ---- ---- 7 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/29 18:00:08 4 11 182 --- --- --- ---- ---- 6 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/30 02:15:05 97 38 187 188 203 0.3*1 ---- ---- 93 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    1996/10/30 05:40:05 247 25 582 598 618 2.6*1 1.3e+14 2.2e+29 253 C2 C3 195 SXT PHTX DST Java Movie
    1996/10/30 07:11:06 87 40 217 273 459 8.2*1 1.6e+14 3.8e+28 91 C2 C3 195 SXT PHTX DST Java Movie
    1996/10/30 21:07:40 91 29 187 121 0 -3.3*1 5.1e+13 8.9e+27 94 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/10/30 23:41:03 357 7 174 --- --- --- ---- ---- 355 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/10/31 02:15:05 293 19 182 242 368 5.1*1 ---- ---- 287 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/10/31 06:25:06 256 16 455 327 0 -21.7*1 ---- ---- 260 C2 C3 195 SXT PHTX DST Java Movie
    1996/10/31 20:11:05 17 9 245 --- --- --- ---- ---- 20 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2

    *1 Acceleration is uncertain due to either poor height measurement or a small number of height-time measurements (See Section 3.4 of Yashiro et al. 2004 for details).
    *2 Mass and Kinetic Energy are uncertain due to poor mass estimate. Mass measurement assumes that the CME material is in the sky-plane. Kinetic Energy is obtained from the mass and linear speed (see Vourlidas et al. 2000 for details).