• 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
    2006/05/01 04:06:04 263 22 258 247 208 -1.2*1 2.4e+13 8.0e+27 255 C2 C3 195 PHTX DST Java Movie
    2006/05/01 10:06:05 289 30 211 226 263 1.2*1 1.2e+14 2.6e+28 299 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/01 15:30:04 Halo 360 487 529 522 3.0*1 1.7e+15*2 2.1e+30*2 262 C2 C3 195 PHTX DST Java Movie
    2006/05/02 05:30:04 120 66 111 175 497 10.2*1 6.7e+13 4.1e+27 130 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/02 09:30:04 36 10 329 598 2330 237.2*1 ---- ---- 41 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2006/05/02 12:30:04 284 57 411 374 278 -5.2*1 2.7e+14 2.3e+29 275 C2 C3 195 PHTX DST Java Movie
    2006/05/03 00:54:04 73 49 207 375 871 31.6*1 4.2e+14 9.1e+28 85 C2 C3 195 PHTX DST Java Movie Only C2
    2006/05/03 16:06:04 231 15 467 397 378 -6.1*1 ---- ---- 239 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/03 23:06:04 236 24 724 688 655 -6.4*1 1.5e+14 4.0e+29 238 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/04 01:54:05 214 216 509 707 714 16.7 2.6e+15*2 3.3e+30*2 230 C2 C3 195 PHTX DST Java Movie Partial Halo
    2006/05/04 08:30:05 314 48 338 505 445 6.9*1 1.7e+14 9.6e+28 307 C2 C3 195 PHTX DST Java Movie
    2006/05/04 15:06:04 249 57 508 305 220 -17.5 4.5e+14 5.8e+29 242 C2 C3 195 PHTX DST Java Movie
    2006/05/04 18:30:04 103 39 122 126 223 1.5*1 1.5e+13*2 1.1e+27*2 104 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/05 01:31:43 226 10 362 482 483 7.5*1 ---- ---- 231 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/05 02:30:04 270 20 199 286 290 3.0*1 ---- ---- 270 C2 C3 195 PHTX DST Java Movie
    2006/05/05 09:54:27 253 38 276 320 386 4.4*1 ---- ---- 247 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/05 13:32:17 220 46 363 424 463 5.2*1 2.4e+14 1.5e+29 224 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/05 20:54:04 234 21 552 494 485 -5.5*1 2.3e+14 3.4e+29 243 C2 C3 195 PHTX DST Java Movie
    2006/05/06 03:54:08 248 48 386 322 294 -5.2*1 8.6e+13 6.4e+28 243 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/06 05:54:04 247 45 162 149 0 -2.7*1 1.4e+14 1.8e+28 255 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/06 15:30:04 233 14 326 433 971 37.7*1 ---- ---- 238 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/06 17:54:04 237 21 388 420 494 5.0*1 6.9e+13 5.2e+28 240 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/06 20:58:40 234 23 458 479 481 1.7*1 1.4e+14 1.5e+29 243 C2 C3 195 PHTX DST Java Movie
    2006/05/07 03:54:04 241 24 376 245 69 -10.0*1 2.6e+14 1.8e+29 240 C2 C3 195 PHTX DST Java Movie
    2006/05/07 06:30:04 246 45 429 355 0 -12.9*1 1.8e+14 1.7e+29 244 C2 C3 195 PHTX DST Java Movie
    2006/05/07 15:30:04 121 26 379 410 444 3.5*1 3.6e+14 2.6e+29 122 C2 C3 195 PHTX DST Java Movie
    2006/05/07 15:54:27 65 14 391 231 0 -64.1*1 ---- ---- 71 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/08 02:30:04 296 40 159 174 287 2.6*1 8.0e+13 1.0e+28 292 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/08 04:30:05 249 66 278 306 478 6.9 1.3e+15 4.9e+29 244 C2 C3 195 PHTX DST Java Movie
    2006/05/08 05:54:04 246 54 354 342 345 -0.6 2.2e+15 1.4e+30 242 C2 C3 195 PHTX DST Java Movie
    2006/05/08 06:30:04 306 33 486 384 279 -11.7*1 3.9e+14 4.6e+29 297 C2 C3 195 PHTX DST Java Movie
    2006/05/08 20:30:05 295 12 159 158 150 -0.1*1 ---- ---- 290 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/08 21:54:05 300 31 234 267 334 3.0*1 2.8e+13 7.8e+27 288 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/09 03:30:04 292 13 233 237 304 1.7*1 ---- ---- 293 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/09 08:30:04 257 30 209 170 0 -5.7*1 7.2e+13 1.6e+28 265 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/10 14:30:05 62 25 151 182 569 13.0*1 2.1e+13 2.4e+27 64 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/10 15:06:04 298 10 279 366 393 5.3*1 ---- ---- 289 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/11 05:30:04 97 47 92 115 268 2.8*1 1.6e+11 6.6e+24 91 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/11 12:06:04 101 15 170 188 257 1.8*1 ---- ---- 98 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/11 17:30:04 222 57 177 255 649 17.0*1 1.1e+14 1.8e+28 211 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2006/05/11 17:30:04 76 59 93 180 210 1.9*1 2.7e+15 1.2e+29 84 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/12 00:30:04 223 35 134 170 336 4.5*1 ---- ---- 225 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/12 19:54:04 83 30 306 323 332 1.1*1 ---- ---- 84 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/13 00:30:04 77 23 218 165 0 -6.4*1 1.5e+13 3.5e+27 84 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/13 01:30:04 251 26 176 225 388 5.7*1 7.3e+13 1.1e+28 255 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/13 05:00:02 82 24 223 314 723 21.8*1 1.4e+14 3.4e+28 80 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/13 06:46:58 82 28 322 275 0 -6.2*1 4.0e+14 2.1e+29 81 C2 C3 195 PHTX DST Java Movie
    2006/05/13 08:48:26 89 62 170 222 377 5.3*1 6.4e+14 9.2e+28 87 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/13 18:54:04 60 12 237 308 393 5.3*1 ---- ---- 61 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/13 20:06:04 89 51 309 435 436 6.7*1 6.1e+14 2.9e+29 88 C2 C3 195 PHTX DST Java Movie
    2006/05/14 15:30:05 96 54 78 57 0 -4.6*1 1.3e+14 4.0e+27 95 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/14 21:30:07 Halo 360 316 238 93 -6.2*1 ---- ---- 108 C2 C3 195 PHTX DST Java Movie
    2006/05/15 06:54:04 110 15 230 173 0 -19.6*1 ---- ---- 104 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/15 11:30:04 252 16 328 376 472 6.1*1 ---- ---- 253 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/15 13:31:39 248 46 441 491 536 5.7*1 3.9e+14 3.8e+29 252 C2 C3 195 PHTX DST Java Movie
    2006/05/15 17:06:04 99 84 294 247 0 -5.7 7.0e+14 3.0e+29 99 C2 C3 195 PHTX DST Java Movie
    2006/05/16 01:54:04 277 10 437 222 0 -209.3*1 ---- ---- 273 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2006/05/16 03:54:05 278 11 327 208 0 -64.7*1 ---- ---- 276 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/16 10:54:04 292 12 326 445 1150 54.3*1 ---- ---- 289 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/16 12:06:04 123 25 284 338 372 3.5*1 1.2e+14 4.8e+28 122 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/16 13:31:40 275 15 683 878 2102 181.2*1 ---- ---- 271 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2006/05/16 20:30:04 82 42 264 288 360 3.1*1 1.7e+14 5.9e+28 91 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/17 03:30:04 106 43 206 197 0 -2.3*1 3.4e+14 7.2e+28 97 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2006/05/17 05:30:04 242 41 211 432 434 8.3*1 1.4e+15 3.0e+29 239 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/17 05:30:04 105 77 193 204 245 1.1*1 4.6e+14 8.6e+28 98 C2 C3 195 PHTX DST Java Movie
    2006/05/17 08:30:05 4 7 329 --- --- --- ---- ---- 5 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    2006/05/17 15:06:04 305 10 600 550 0 -27.0*1 ---- ---- 304 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/17 23:06:04 238 34 594 552 574 -4.0*1 1.3e+16 2.3e+31 231 C2 C3 195 PHTX DST Java Movie
    2006/05/17 23:06:04 238 42 309 467 593 13.3*1 1.0e+15 4.9e+29 233 C2 C3 195 PHTX DST Java Movie
    2006/05/18 05:30:04 97 28 341 260 0 -46.9*1 6.9e+13*2 4.0e+28*2 92 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/18 10:06:04 110 64 269 242 0 -7.5*1 1.9e+14 6.9e+28 124 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2006/05/18 20:30:04 230 42 230 240 280 1.3*1 2.9e+13 7.7e+27 232 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/18 22:30:27 90 64 363 362 362 -0.1 7.0e+14 4.6e+29 97 C2 C3 195 PHTX DST Java Movie
    2006/05/19 03:06:04 311 16 643 923 2165 194.7*1 ---- ---- 310 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2006/05/19 07:54:05 229 27 322 372 450 6.2*1 ---- ---- 231 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/19 15:30:04 90 90 337 364 475 5.4*1 6.2e+14 3.5e+29 97 C2 C3 195 PHTX DST Java Movie
    2006/05/19 23:06:04 242 35 710 825 771 9.9 1.5e+15 3.7e+30 240 C2 C3 195 PHTX DST Java Movie
    2006/05/20 12:30:04 92 81 342 246 0 -19.6*1 3.6e+14 2.1e+29 89 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/20 16:30:27 254 21 567 717 753 16.4*1 8.9e+13 1.4e+29 256 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/21 00:54:04 121 19 189 222 532 10.8*1 ---- ---- 117 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/22 00:54:04 108 41 117 153 417 7.1*1 1.4e+14 9.5e+27 108 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/22 06:30:05 96 33 282 456 1187 59.4*1 3.8e+13 1.5e+28 95 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/22 20:54:04 104 118 448 476 549 5.4*1 3.8e+14 3.8e+29 62 C2 C3 195 PHTX DST Java Movie
    2006/05/22 21:54:04 269 82 445 397 0 -22.6*1 4.7e+13*2 4.6e+28*2 275 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/24 20:30:05 96 60 150 174 342 4.1*1 2.8e+13 3.1e+27 99 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/25 00:30:04 310 8 393 315 0 -43.7*1 ---- ---- 301 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2006/05/25 10:30:19 289 18 236 271 319 2.8*1 ---- ---- 292 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/25 19:54:04 252 88 337 323 231 -2.9*1 2.2e+14 1.2e+29 258 C2 C3 195 PHTX DST Java Movie Poor Event
    2006/05/26 00:06:04 Halo 360 479 344 394 -8.6 3.4e+15*2 3.9e+30*2 254 C2 C3 195 PHTX DST Java Movie
    2006/05/26 07:31:44 230 16 291 313 611 13.0*1 ---- ---- 230 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/26 09:30:04 297 23 295 328 355 2.5*1 3.2e+13 1.4e+28 293 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2006/05/26 10:54:04 135 47 354 285 0 -18.9*1 3.5e+14 2.2e+29 131 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2006/05/27 01:58:18 114 31 207 281 996 41.1*1 1.0e+14 2.1e+28 112 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/27 05:24:05 113 10 235 292 402 5.5*1 ---- ---- 110 C2 C3 PHTX DST Java Movie Very Poor Event
    2006/05/27 12:48:36 219 7 592 700 1436 77.2*1 ---- ---- 224 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/27 15:12:04 250 21 270 408 1767 127.8*1 3.0e+13*2 1.1e+28*2 252 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/27 19:12:04 126 21 372 491 1198 56.0*1 3.7e+13 2.5e+28 126 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/28 16:48:04 124 45 362 459 858 27.4*1 1.7e+14 1.1e+29 123 C2 C3 PHTX DST Java Movie Only C2
    2006/05/28 17:48:05 268 24 340 262 0 -8.8*1 1.1e+14 6.6e+28 262 C2 C3 PHTX DST Java Movie Poor Event
    2006/05/28 20:12:04 259 56 43 53 108 0.4*1 6.2e+14 5.7e+27 267 C2 C3 PHTX DST Java Movie Very Poor Event
    2006/05/29 20:57:13 177 15 175 115 0 -14.4*1 ---- ---- 168 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/30 17:12:04 260 11 260 283 311 1.7*1 ---- ---- 251 C2 C3 PHTX DST Java Movie Very Poor Event
    2006/05/30 19:36:04 257 38 306 325 419 3.9*1 8.6e+13 4.0e+28 262 C2 C3 PHTX DST Java Movie Poor Event
    2006/05/30 21:36:04 78 33 157 117 0 -20.5*1 4.3e+13 5.3e+27 81 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2006/05/31 06:12:04 95 16 383 331 0 -48.3*1 ---- ---- 94 C2 C3 PHTX DST Java Movie Revised on 2007/01/17; Very Poor Event; Only C2
    2006/05/31 11:12:05 83 28 379 445 910 30.5*1 5.9e+13 4.3e+28 86 C2 C3 PHTX DST Java Movie Revised on 2007/01/17; Very Poor Event; Only C2
    2006/05/31 15:00:04 80 30 269 340 753 21.8*1 1.4e+14 4.9e+28 86 C2 C3 PHTX DST Java Movie Revised on 2007/01/17; Poor Event; Only C2
    2006/05/31 16:48:04 262 89 422 246 0 -26.2*1 4.9e+14 4.3e+29 256 C2 C3 PHTX DST Java Movie Revised on 2007/01/17
    2006/05/31 21:48:04 89 27 381 383 384 0.1*1 1.4e+14 1.0e+29 91 C2 C3 PHTX DST Java Movie Revised on 2007/01/17

    *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).