• 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
    2007/10/01 03:54:04 259 14 349 373 517 6.9*1 ---- ---- 261 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/01 05:30:04 264 33 310 256 190 -4.0*1 2.7e+14 1.3e+29 264 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/02 00:06:04 352 8 442 437 349 -3.4*1 ---- ---- 352 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/02 04:54:04 168 12 198 15 0 -92.7*1 ---- ---- 164 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/02 05:54:04 99 37 166 221 491 9.5*1 7.3e+13 1.0e+28 91 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/02 09:30:04 166 8 411 494 1100 46.3*1 ---- ---- 166 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/02 18:30:04 291 19 257 313 378 4.4*1 ---- ---- 290 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/02 23:30:04 220 11 273 222 0 -29.0*1 ---- ---- 222 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/03 07:31:40 352 4 236 194 0 -25.0*1 ---- ---- 352 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/03 09:06:04 214 53 88 164 227 2.2*1 2.6e+14 1.0e+28 214 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/03 17:30:04 77 28 160 341 609 15.7*1 1.8e+14 2.3e+28 80 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/03 21:30:04 327 10 325 298 0 -15.6*1 ---- ---- 321 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/04 12:11:08 213 7 444 334 0 -86.5*1 ---- ---- 215 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/04 18:30:04 120 21 334 362 365 1.7*1 ---- ---- 117 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/04 18:54:04 81 35 245 388 387 5.6*1 8.5e+14 2.6e+29 85 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/05 02:30:04 248 10 231 90 0 -29.3*1 ---- ---- 255 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/05 09:54:04 91 9 203 220 340 3.9*1 ---- ---- 90 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/06 00:54:04 239 9 244 391 1377 78.6*1 ---- ---- 242 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/06 06:30:04 237 8 230 90 0 -78.4*1 ---- ---- 241 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/06 12:54:04 254 9 367 483 1233 61.9*1 ---- ---- 264 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/06 20:30:04 57 10 331 284 0 -17.8*1 ---- ---- 61 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/06 20:58:39 347 7 235 222 0 -7.2*1 ---- ---- 341 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/07 19:42:04 291 8 253 300 329 3.3*1 ---- ---- 293 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C3
    2007/10/07 23:06:49 234 11 372 362 147 -5.3*1 ---- ---- 237 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/08 12:30:04 277 82 206 331 301 3.4 2.3e+15 5.0e+29 283 C2 C3 195 PHTX DST Java Movie
    2007/10/08 18:30:04 112 15 184 221 335 4.2*1 ---- ---- 113 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/08 23:30:04 271 39 251 254 256 0.2*1 2.4e+13 7.7e+27 276 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/09 10:30:19 262 32 145 148 189 0.6*1 2.4e+14 2.5e+28 270 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/09 15:30:04 268 32 259 366 491 8.9*1 6.0e+13 2.0e+28 272 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/10 13:06:04 43 8 265 313 646 15.4*1 ---- ---- 38 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/10 15:54:04 211 6 330 287 0 -24.0*1 ---- ---- 215 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/11 05:54:04 68 9 237 201 0 -11.2*1 ---- ---- 67 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/11 08:54:04 98 7 468 442 0 -17.9*1 ---- ---- 106 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/11 09:30:04 98 17 564 540 542 -2.2 ---- ---- 101 C2 C3 195 PHTX DST Java Movie
    2007/10/11 12:54:04 280 11 235 256 440 6.2*1 ---- ---- 280 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/11 18:54:04 333 6 146 --- --- --- ---- ---- 325 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    2007/10/12 10:30:17 341 354 185 208 575 12.7*1 1.2e+14*2 2.0e+28*2 158 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2; Partial Halo
    2007/10/12 11:30:04 68 8 327 425 715 19.4*1 ---- ---- 74 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/14 15:30:04 140 20 150 146 112 -0.5*1 ---- ---- 136 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/15 09:54:04 106 36 276 307 366 3.0*1 2.3e+14 8.8e+28 108 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/15 13:18:04 75 10 231 213 193 -1.4*1 ---- ---- 69 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C3
    2007/10/15 15:30:04 64 12 167 214 283 3.1*1 ---- ---- 63 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/15 22:30:04 69 14 319 504 503 11.4*1 ---- ---- 70 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/16 07:31:40 134 21 259 173 0 -36.6*1 2.8e+13 9.6e+27 127 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/16 16:30:04 61 57 126 238 287 3.4*1 2.0e+15 1.6e+29 59 C2 C3 195 PHTX DST Java Movie
    2007/10/17 08:30:04 293 29 245 269 320 2.3*1 1.4e+14 4.1e+28 287 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/17 13:06:04 15 9 341 462 1448 83.9*1 ---- ---- 16 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/17 13:06:04 280 19 242 259 301 1.6*1 ---- ---- 274 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/18 01:40:14 65 14 397 377 383 -1.5*1 ---- ---- 66 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/18 09:30:04 219 47 371 410 435 3.4*1 3.1e+14 2.1e+29 232 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/18 10:06:04 68 17 318 448 454 7.9*1 ---- ---- 70 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/18 20:30:04 130 10 321 507 1218 61.2*1 ---- ---- 129 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/18 23:30:05 116 8 219 134 0 -49.3*1 ---- ---- 109 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/19 13:30:04 130 10 357 270 0 -35.7*1 ---- ---- 128 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/20 00:54:04 120 5 548 476 0 -38.4*1 ---- ---- 116 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/20 05:30:04 251 20 219 204 0 -6.1*1 3.9e+13 9.3e+27 257 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/20 06:54:04 241 21 138 104 0 -5.4*1 1.0e+14 9.7e+27 248 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/20 22:06:26 245 41 99 198 285 3.7*1 4.4e+14 2.2e+28 252 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/21 04:06:04 101 7 345 358 498 5.8*1 ---- ---- 98 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/21 17:30:04 265 6 275 260 0 -9.0*1 ---- ---- 264 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/21 18:30:04 253 13 145 162 213 1.3*1 ---- ---- 254 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/21 20:58:40 85 74 207 394 366 5.4*1 2.4e+15 5.2e+29 92 C2 C3 195 PHTX DST Java Movie
    2007/10/22 04:54:04 251 7 203 240 338 4.0*1 ---- ---- 255 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/22 12:06:04 326 10 136 75 0 -24.9*1 ---- ---- 320 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/22 14:54:04 94 11 256 242 100 -2.6*1 ---- ---- 90 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/22 16:30:04 76 16 306 341 343 1.9*1 ---- ---- 78 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/22 21:30:04 81 6 374 418 403 2.1*1 ---- ---- 78 C2 C3 195 PHTX DST Java Movie \; Poor Event
    2007/10/23 00:54:04 88 22 187 223 408 5.9*1 7.4e+13 1.3e+28 88 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/23 02:54:04 87 6 289 371 444 6.6*1 ---- ---- 83 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/23 07:54:04 83 17 220 207 182 -0.9*1 ---- ---- 82 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/23 13:54:04 300 9 502 617 1189 52.4*1 ---- ---- 296 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2007/10/23 14:30:04 267 8 429 339 0 -51.5*1 ---- ---- 267 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2007/10/23 15:54:04 84 19 258 192 0 -12.7*1 ---- ---- 86 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/23 16:54:05 51 16 347 383 957 35.4*1 ---- ---- 55 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/23 20:30:04 55 10 246 100 0 -81.8*1 ---- ---- 60 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/23 21:54:05 75 22 59 156 210 1.9*1 4.3e+14 7.5e+27 75 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/23 23:54:28 97 9 269 280 300 1.0*1 ---- ---- 96 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/24 04:54:04 17 5 174 175 215 0.7*1 ---- ---- 19 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/24 05:30:04 98 11 341 308 289 -2.3*1 ---- ---- 92 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/24 19:31:39 240 11 316 459 492 10.0*1 ---- ---- 245 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/25 00:54:04 198 7 252 343 1104 48.8*1 ---- ---- 203 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/25 07:31:43 300 7 450 500 605 9.8*1 ---- ---- 295 C2 C3 195 PHTX DST Java Movie
    2007/10/25 22:26:04 355 3 251 357 980 39.8*1 ---- ---- 357 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/26 03:06:04 278 12 466 462 448 -0.8*1 ---- ---- 278 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/27 05:42:04 105 4 229 211 177 -1.5*1 ---- ---- 103 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C3
    2007/10/27 06:50:04 230 8 309 320 356 1.6*1 ---- ---- 238 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/27 11:26:06 243 10 295 264 0 -17.1*1 ---- ---- 248 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/27 23:26:04 224 6 308 303 66 -4.0*1 ---- ---- 228 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/27 23:26:04 288 15 236 201 0 -20.6*1 ---- ---- 286 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/28 01:27:10 284 14 162 152 0 -5.1*1 ---- ---- 285 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/28 02:26:05 235 12 294 285 267 -0.8*1 ---- ---- 239 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/28 10:26:08 241 6 233 493 2267 210.3*1 ---- ---- 243 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/29 09:26:04 239 20 239 137 0 -18.7*1 2.0e+13 5.7e+27 241 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/29 18:50:04 80 20 130 151 292 3.3*1 1.7e+13 1.5e+27 83 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/30 07:06:04 270 9 169 227 889 31.9*1 ---- ---- 268 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/30 12:50:04 232 4 326 444 1248 63.0*1 ---- ---- 236 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/30 21:50:04 96 44 366 258 0 -12.9*1 4.6e+14 3.1e+29 109 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/10/31 13:26:04 222 6 383 752 2661 298.1*1 ---- ---- 225 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/10/31 13:26:04 293 16 289 385 367 4.1*1 ---- ---- 291 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/10/31 15:50:04 81 12 115 145 418 7.0*1 ---- ---- 79 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/31 21:26:09 276 7 228 379 1377 83.5*1 ---- ---- 281 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/10/31 21:26:09 289 14 255 385 396 6.5*1 ---- ---- 293 C2 C3 195 PHTX DST Java Movie Very Poor Event

    *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).