• 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
    2007/02/04 15:30:04 260 7 274 300 346 2.5*1 ---- ---- 258 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/04 20:30:04 7 8 197 186 0 -6.2*1 ---- ---- 8 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/02/04 23:06:51 68 15 238 502 1867 143.3*1 ---- ---- 69 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/04 23:30:04 11 6 235 458 2182 196.9*1 ---- ---- 10 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/02/05 08:06:04 74 14 364 424 824 27.1*1 ---- ---- 74 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/05 09:30:04 74 7 292 344 830 29.2*1 ---- ---- 75 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/05 09:30:04 133 9 183 153 0 -6.4*1 ---- ---- 127 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/05 10:30:21 74 8 243 286 283 1.7*1 ---- ---- 75 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/05 11:30:04 110 74 191 172 77 -1.5*1 2.8e+14 5.1e+28 92 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/05 17:07:14 109 45 79 128 210 1.8*1 8.8e+13 2.7e+27 109 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/05 21:30:04 71 26 272 470 454 8.8*1 1.5e+14 5.5e+28 74 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/06 01:54:04 115 26 116 140 272 2.8*1 2.0e+11 1.3e+25 112 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/06 12:30:04 114 14 188 245 327 3.7*1 ---- ---- 112 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/06 16:06:04 294 20 270 296 511 8.2*1 2.6e+13 9.4e+27 295 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/06 20:58:40 242 7 315 374 396 4.3*1 ---- ---- 245 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/07 01:54:04 238 9 244 258 342 3.0*1 ---- ---- 242 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/07 05:54:04 286 7 338 332 261 -2.1*1 ---- ---- 285 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/07 06:30:04 58 336 289 307 346 2.0*1 8.4e+13*2 3.5e+28*2 243 C2 C3 195 PHTX DST Java Movie Very Poor Event; Partial Halo
    2007/02/07 14:06:04 221 13 267 266 261 -0.2*1 ---- ---- 223 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/07 16:06:05 219 17 259 198 0 -7.7*1 ---- ---- 217 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/07 18:30:04 221 16 268 391 831 28.1*1 ---- ---- 220 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/07 19:54:05 76 89 357 270 158 -7.2*1 8.6e+14 5.5e+29 68 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/07 21:54:04 287 8 546 515 0 -30.2*1 ---- ---- 285 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2007/02/08 01:54:04 191 7 333 172 0 -156.7*1 ---- ---- 191 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/02/08 05:06:04 193 7 452 553 1057 40.8*1 ---- ---- 192 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/08 06:30:04 192 9 397 297 0 -56.0*1 ---- ---- 191 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/02/08 17:06:04 237 8 267 265 264 -0.1*1 ---- ---- 239 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/08 18:30:04 250 103 207 381 433 7.9*1 3.6e+15 7.6e+29 237 C2 C3 195 PHTX DST Java Movie
    2007/02/08 20:30:04 289 24 491 680 858 29.8*1 1.1e+14 1.3e+29 289 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/08 23:30:04 292 28 479 547 592 7.9*1 2.9e+14 3.3e+29 287 C2 C3 195 PHTX DST Java Movie
    2007/02/09 06:30:04 260 26 264 324 337 2.8 1.7e+14 6.0e+28 266 C2 C3 195 PHTX DST Java Movie
    2007/02/09 09:06:04 91 61 201 373 323 4.3*1 3.3e+15 6.6e+29 102 C2 C3 195 PHTX DST Java Movie
    2007/02/09 12:54:04 270 7 94 122 183 1.2*1 ---- ---- 272 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/09 16:06:04 26 9 455 604 1445 81.2*1 ---- ---- 33 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/02/09 16:40:08 238 20 176 192 254 1.8*1 4.1e+13 6.4e+27 243 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/09 17:54:04 231 10 327 420 401 4.5*1 ---- ---- 236 C2 C3 195 PHTX DST Java Movie
    2007/02/09 20:06:04 82 50 259 280 294 1.2 2.6e+14 8.9e+28 80 C2 C3 195 PHTX DST Java Movie
    2007/02/09 22:30:04 240 42 148 174 248 2.0*1 1.4e+14 1.5e+28 246 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/10 00:06:04 80 37 193 263 275 2.5*1 1.9e+13 3.5e+27 89 C2 C3 195 PHTX DST Java Movie
    2007/02/10 14:54:04 291 12 239 234 167 -1.3*1 ---- ---- 287 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2007/02/10 23:06:50 93 7 186 354 701 21.6*1 ---- ---- 90 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/11 00:30:04 238 28 308 420 448 7.2*1 2.6e+14 1.2e+29 246 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/11 01:31:42 289 14 247 292 349 3.3*1 ---- ---- 284 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/11 09:30:04 67 16 149 274 508 11.6*1 ---- ---- 70 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/11 11:30:04 97 16 97 99 122 0.3*1 ---- ---- 90 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/11 11:30:04 225 129 243 512 461 9.3*1 1.8e+16*2 5.4e+30*2 241 C2 C3 195 PHTX DST Java Movie Partial Halo
    2007/02/11 18:30:04 350 6 139 13 0 -70.2*1 ---- ---- 349 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/02/12 03:54:05 106 80 382 284 0 -10.8*1 5.6e+14 4.1e+29 106 C2 C3 195 PHTX DST Java Movie
    2007/02/12 05:30:05 99 54 216 259 283 2.1*1 5.4e+14 1.3e+29 93 C2 C3 195 PHTX DST Java Movie
    2007/02/12 09:30:04 281 39 402 376 350 -2.6*1 3.4e+14 2.8e+29 279 C2 C3 195 PHTX DST Java Movie
    2007/02/12 12:06:04 109 42 118 211 283 3.3*1 1.3e+14 9.2e+27 108 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/02/12 14:30:04 264 7 307 392 889 31.3*1 ---- ---- 268 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/13 05:54:18 123 12 365 403 442 3.6*1 ---- ---- 110 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/13 10:30:23 259 13 247 298 735 21.0*1 ---- ---- 257 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/13 15:54:04 94 10 195 169 0 -2.4*1 ---- ---- 94 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/02/13 20:30:04 257 65 490 489 488 -0.2*1 1.1e+14 1.3e+29 259 C2 C3 195 PHTX DST Java Movie
    2007/02/14 02:00:04 116 6 190 196 225 0.7*1 ---- ---- 110 C2 C3 PHTX DST Java Movie Very Poor Event
    2007/02/14 04:12:04 115 8 216 249 368 4.2*1 ---- ---- 110 C2 C3 PHTX DST Java Movie Very Poor Event
    2007/02/14 21:36:04 113 6 188 190 210 0.4*1 ---- ---- 110 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/15 08:12:05 258 21 512 856 1250 62.7*1 1.3e+14 1.7e+29 262 C2 C3 PHTX DST Java Movie Poor Event
    2007/02/15 15:00:04 295 13 304 307 309 0.2*1 ---- ---- 300 C2 C3 PHTX DST Java Movie Poor Event
    2007/02/16 02:36:04 112 28 574 575 576 0.2*1 2.4e+14 3.9e+29 101 C2 C3 PHTX DST Java Movie
    2007/02/16 15:36:05 116 26 476 425 364 -5.8*1 1.9e+14 2.1e+29 117 C2 C3 PHTX DST Java Movie Very Poor Event
    2007/02/16 19:12:04 263 28 222 258 316 2.7*1 3.6e+14 8.9e+28 261 C2 C3 PHTX DST Java Movie
    2007/02/16 20:57:07 50 39 90 107 223 1.8*1 3.2e+12 1.3e+26 53 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/17 03:36:04 349 5 329 503 2417 241.7*1 ---- ---- 350 C2 C3 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/02/17 14:48:05 145 277 720 571 668 -10.9 2.9e+15*2 7.5e+30*2 57 C2 C3 PHTX DST Java Movie Partial Halo
    2007/02/17 18:00:04 96 57 324 174 0 -21.6*1 3.4e+13 1.8e+28 96 C2 C3 PHTX DST Java Movie
    2007/02/17 18:24:04 228 16 241 236 225 -0.4*1 ---- ---- 230 C2 C3 PHTX DST Java Movie Poor Event
    2007/02/17 19:12:04 94 51 383 475 485 6.0 8.4e+13 6.2e+28 97 C2 C3 PHTX DST Java Movie
    2007/02/17 19:48:04 283 5 312 302 281 -1.1*1 ---- ---- 282 C2 C3 PHTX DST Java Movie Very Poor Event
    2007/02/17 22:00:04 81 26 388 442 455 3.8*1 7.3e+13 5.5e+28 81 C2 C3 PHTX DST Java Movie
    2007/02/18 07:24:04 81 26 357 411 465 5.0*1 2.3e+13 1.4e+28 81 C2 C3 PHTX DST Java Movie
    2007/02/18 20:12:04 105 25 267 328 700 18.5*1 2.6e+13 9.3e+27 90 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/18 20:36:04 44 24 362 260 0 -17.0*1 1.2e+14 7.7e+28 61 C2 C3 PHTX DST Java Movie Poor Event
    2007/02/19 23:18:12 96 48 350 414 476 14.9*1 6.4e+14 3.9e+29 81 C2 C3 PHTX DST Java Movie Only C3
    2007/02/20 14:00:04 272 50 262 286 300 1.4*1 1.5e+15 5.2e+29 277 C2 C3 PHTX DST Java Movie
    2007/02/21 20:24:05 278 14 192 161 0 -20.2*1 ---- ---- 278 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/21 23:42:04 119 22 271 334 342 3.5*1 7.6e+11 2.8e+26 121 C2 C3 PHTX DST Java Movie Very Poor Event; Only C3
    2007/02/22 08:48:04 131 7 255 322 469 8.3*1 ---- ---- 128 C2 C3 PHTX DST Java Movie
    2007/02/22 09:00:04 121 14 282 244 115 -4.6*1 ---- ---- 120 C2 C3 PHTX DST Java Movie Very Poor Event
    2007/02/23 12:12:05 85 41 85 107 348 4.8*1 6.4e+13 2.3e+27 86 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2007/02/23 21:36:04 106 8 205 235 370 5.2*1 ---- ---- 103 C2 C3 PHTX DST Java Movie Very Poor Event
    2007/02/24 13:12:04 93 70 386 515 1066 44.2 5.4e+14 4.1e+29 89 C2 C3 PHTX DST Java Movie Only C2
    2007/02/24 23:24:04 61 12 214 165 0 -27.0*1 ---- ---- 58 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2007/02/25 12:36:04 266 29 352 289 0 -35.9*1 4.8e+13 3.0e+28 271 C2 PHTX DST Java Movie Poor Event; 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).