• 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
    1996/09/01 05:00:07 0 6 89 --- --- --- ---- ---- 359 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/01 06:25:05 96 24 198 139 53 -3.0*1 ---- ---- 96 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/09/01 16:02:05 96 39 176 81 0 -22.6*1 ---- ---- 92 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/09/01 16:02:05 261 44 133 179 228 2.2*1 ---- ---- 264 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/01 18:15:05 91 20 232 296 619 14.9*1 ---- ---- 92 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/09/02 07:20:05 94 29 238 391 934 37.9*1 ---- ---- 98 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/02 09:45:05 66 13 571 464 0 -48.1*1 ---- ---- 73 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only 3 points
    1996/09/02 12:45:06 92 26 94 132 305 3.9*1 1.1e+14 4.8e+27 94 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/02 21:37:06 251 69 63 141 158 1.1*1 2.2e+15 4.4e+28 244 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/09/03 01:35:05 82 47 111 87 0 -1.8*1 ---- ---- 97 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/03 03:25:05 5 6 346 --- --- --- ---- ---- 6 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points
    1996/09/03 06:25:10 246 52 56 3 0 -15.5*1 ---- ---- 247 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/09/03 23:10:10 86 31 260 --- --- --- ---- ---- 86 C2 C3 195 SXT PHTX DST Java Movie Only 2 points; Only C2
    1996/09/04 02:15:07 4 16 455 187 0 -101.4*1 ---- ---- 6 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C3
    1996/09/04 06:05:05 88 23 226 224 213 -0.4*1 ---- ---- 92 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/09/04 09:45:05 150 10 321 --- --- --- ---- ---- 144 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/04 13:10:05 250 72 391 431 407 2.2 ---- ---- 251 C2 C3 195 SXT PHTX DST Java Movie
    1996/09/04 13:55:05 338 8 329 --- --- --- ---- ---- 338 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/04 16:40:05 91 26 297 103 0 -164.1*1 ---- ---- 93 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points
    1996/09/04 19:20:05 242 16 278 397 808 28.1*1 ---- ---- 251 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/09/04 20:30:30 156 17 150 --- --- --- ---- ---- 150 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/04 23:05:05 243 13 255 234 0 -3.8*1 ---- ---- 248 C2 C3 195 SXT PHTX DST Java Movie Only 3 points
    1996/09/05 06:25:05 93 39 198 317 811 31.1*1 ---- ---- 94 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/05 16:40:05 288 15 138 198 324 4.7*1 ---- ---- 292 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/05 17:45:05 244 12 218 323 481 10.2*1 ---- ---- 247 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/05 23:44:56 246 17 338 298 295 -2.7*1 ---- ---- 254 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/09/06 03:55:05 245 16 355 330 337 -1.3*1 ---- ---- 255 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/09/06 08:04:16 87 46 245 314 717 21.7*1 ---- ---- 89 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/09/06 17:02:46 93 55 180 247 356 5.5*1 ---- ---- 99 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points
    1996/09/07 09:57:08 294 8 127 148 187 1.1*1 ---- ---- 292 C2 C3 SXT PHTX DST Java Movie Only C3
    1996/09/07 13:16:05 97 33 182 326 514 12.7*1 ---- ---- 98 C2 C3 SXT PHTX DST Java Movie Very Poor Event
    1996/09/07 15:15:05 292 24 350 523 509 12.0*1 ---- ---- 289 C2 C3 SXT PHTX DST Java Movie Poor Event
    1996/09/07 16:02:05 32 7 211 155 0 -19.0*1 ---- ---- 44 C2 C3 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/09/07 18:20:05 252 20 152 196 503 10.5*1 ---- ---- 257 C2 C3 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/09/07 18:20:05 99 45 170 232 603 15.1*1 ---- ---- 95 C2 C3 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/09/08 00:50:05 99 55 100 164 263 3.2*1 ---- ---- 99 C2 C3 SXT PHTX DST Java Movie Very Poor Event
    1996/09/08 01:30:06 253 40 188 158 0 -2.5*1 ---- ---- 254 C2 C3 SXT PHTX DST Java Movie Very Poor Event
    1996/09/08 07:20:07 23 10 427 --- --- --- ---- ---- 27 C2 C3 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/08 09:52:05 135 11 272 257 0 -6.9*1 ---- ---- 125 C2 C3 SXT PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    1996/09/08 11:05:06 239 25 175 159 66 -1.4*1 3.7e+13 5.7e+27 249 C2 C3 SXT PHTX DST Java Movie Very Poor Event
    1996/09/08 12:45:06 93 46 195 196 196 0.0*1 5.3e+14 1.0e+29 96 C2 C3 SXT PHTX DST Java Movie Poor Event; Only C3
    1996/09/08 14:30:05 300 14 86 48 0 -5.3*1 ---- ---- 294 C2 C3 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/09/08 15:16:06 46 12 283 --- --- --- ---- ---- 52 C2 C3 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/09 01:50:06 246 63 146 123 0 -2.0*1 1.2e+13 1.3e+27 233 C2 C3 SXT PHTX DST Java Movie Poor Event
    1996/09/09 06:10:57 92 43 195 297 360 6.0*1 ---- ---- 98 C2 C3 SXT PHTX DST Java Movie Poor Event
    1996/09/09 07:10:06 285 61 245 384 400 6.8*1 6.6e+13 2.0e+28 292 C2 C3 SXT PHTX DST Java Movie
    1996/09/10 00:18:00 301 21 117 140 182 1.1*1 5.5e+13 3.8e+27 301 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/09/15 07:54:01 43 11 175 224 324 4.1*1 ---- ---- 51 C2 C3 SXT PHTX DST Java Movie Very Poor Event
    1996/09/15 10:57:07 69 14 182 102 0 -17.6*1 ---- ---- 73 C2 C3 SXT PHTX DST Java Movie Very Poor Event
    1996/09/16 02:09:42 298 11 182 151 0 -15.7*1 ---- ---- 290 C2 C3 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/09/16 09:27:52 251 23 241 338 956 38.5*1 ---- ---- 255 C2 C3 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/09/16 10:28:35 261 19 258 387 340 6.0*1 ---- ---- 265 C2 C3 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/09/17 01:35:06 264 28 339 362 442 4.5*1 ---- ---- 266 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/17 04:25:05 271 41 123 93 0 -4.9*1 ---- ---- 267 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/09/17 11:10:05 266 27 410 --- --- --- ---- ---- 265 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/17 18:51:03 218 8 356 --- --- --- ---- ---- 224 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/17 20:50:08 0 11 155 --- --- --- ---- ---- 1 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/17 20:50:08 269 15 71 --- --- --- ---- ---- 271 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    1996/09/18 00:10:05 285 59 191 201 215 0.6*1 4.8e+14 8.7e+28 298 C2 C3 195 SXT PHTX DST Java Movie
    1996/09/18 06:05:05 59 20 95 159 300 4.3*1 ---- ---- 57 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/18 09:45:05 52 22 28 32 82 0.3*1 ---- ---- 58 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/09/18 14:50:05 271 13 218 274 376 6.1*1 ---- ---- 271 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/09/18 20:49:13 108 28 191 199 208 0.6*1 1.6e+13 3.0e+27 121 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/09/19 02:20:05 71 30 92 77 0 -0.6*1 1.2e+14 5.0e+27 67 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/09/19 06:20:05 248 28 120 44 0 -17.0*1 3.3e+13*2 2.3e+27*2 247 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/09/19 08:55:54 247 19 116 160 308 4.3*1 ---- ---- 244 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/19 09:45:07 272 15 225 334 458 9.4*1 ---- ---- 275 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/20 04:35:08 244 19 128 305 478 9.9*1 ---- ---- 252 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/09/20 13:11:05 251 20 207 212 215 0.3*1 ---- ---- 243 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/09/20 18:50:56 75 33 274 415 354 4.4 5.5e+14 2.1e+29 72 C2 C3 195 SXT PHTX DST Java Movie
    1996/09/21 13:13:05 253 21 120 222 272 3.2*1 ---- ---- 249 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/22 02:01:58 70 32 188 225 284 2.7*1 2.2e+14 3.9e+28 71 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    1996/09/22 15:12:05 79 46 179 140 5 -2.4*1 ---- ---- 78 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/09/22 16:53:50 350 8 271 --- --- --- ---- ---- 349 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/22 17:53:45 347 17 545 --- --- --- ---- ---- 349 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C3
    1996/09/23 05:15:46 78 33 183 208 233 1.6*1 ---- ---- 76 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/23 10:26:08 176 10 323 --- --- --- ---- ---- 175 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/23 14:05:53 62 22 219 327 377 6.4*1 ---- ---- 71 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/24 12:52:05 89 21 236 231 230 -0.3*1 ---- ---- 89 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only C3
    1996/09/24 12:52:05 73 40 250 242 235 -0.6*1 1.6e+13 5.0e+27 65 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only C3
    1996/09/25 05:02:05 258 34 190 317 952 38.9*1 ---- ---- 259 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/09/25 09:42:05 62 15 153 190 270 2.9*1 ---- ---- 77 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/25 10:42:05 91 25 130 214 376 6.9*1 ---- ---- 89 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/26 05:05:05 205 103 201 284 355 5.7 ---- ---- 242 C2 C3 195 SXT PHTX DST Java Movie Only C3
    1996/09/26 06:35:05 68 37 131 194 281 3.3*1 ---- ---- 72 C2 C3 195 SXT PHTX DST Java Movie
    1996/09/27 05:17:50 90 19 209 170 0 -6.1*1 ---- ---- 93 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/09/27 08:22:05 175 7 158 --- --- --- ---- ---- 174 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/27 09:12:05 23 18 277 --- --- --- ---- ---- 26 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    1996/09/27 11:42:05 277 17 276 429 632 16.1*1 ---- ---- 272 C2 C3 195 SXT PHTX DST Java Movie
    1996/09/27 13:13:05 94 24 154 228 525 13.5*1 ---- ---- 92 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/27 17:09:05 96 48 119 243 673 19.6*1 ---- ---- 96 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    1996/09/28 05:19:11 91 17 222 315 363 6.0*1 ---- ---- 92 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C3
    1996/09/28 15:31:05 355 9 240 7 0 -188.6*1 ---- ---- 353 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/09/28 18:50:05 249 37 285 383 383 5.1*1 ---- ---- 245 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/29 01:28:02 252 49 171 226 357 4.9*1 ---- ---- 248 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/29 07:09:37 313 32 164 234 383 5.9*1 7.6e+12 1.0e+27 304 C2 C3 195 SXT PHTX DST Java Movie
    1996/09/29 13:34:05 89 25 333 448 1245 65.8*1 ---- ---- 93 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    1996/09/29 19:41:22 250 34 123 176 255 2.6*1 ---- ---- 246 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/30 03:10:06 298 11 201 297 379 6.5*1 ---- ---- 292 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/30 06:40:07 249 13 129 233 622 18.6*1 ---- ---- 255 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/30 09:51:05 305 12 239 260 291 1.8*1 ---- ---- 295 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    1996/09/30 20:42:35 34 8 291 --- --- --- ---- ---- 39 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).