• 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
    2005/02/01 11:06:07 Halo 360 1380 1190 1297 -39.6 ---- ---- 42 C2 C3 195 PHTX DST Java Movie UVCS
    2005/02/01 17:54:05 98 46 463 524 981 34.3*1 2.0e+13*2 2.1e+28*2 102 C2 C3 195 PHTX DST Java Movie Only C2
    2005/02/01 21:30:08 65 29 414 426 424 0.8 3.0e+14 2.6e+29 59 C2 C3 195 PHTX DST Java Movie
    2005/02/02 04:06:06 172 93 262 302 350 3.0*1 1.5e+15 5.3e+29 179 C2 C3 195 PHTX DST Java Movie
    2005/02/02 05:30:05 275 29 563 675 650 9.3*1 1.4e+15 2.2e+30 278 C2 C3 195 PHTX DST Java Movie
    2005/02/02 06:54:05 272 20 653 620 615 -3.9 9.0e+14 1.9e+30 277 C2 C3 195 PHTX DST Java Movie
    2005/02/02 10:30:24 29 8 582 --- --- --- ---- ---- 28 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/02/02 18:30:05 152 75 291 328 339 2.2*1 7.4e+14 3.1e+29 150 C2 C3 195 PHTX DST Java Movie
    2005/02/03 01:31:46 248 17 370 291 0 -32.9*1 ---- ---- 246 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2005/02/03 02:30:29 64 13 309 460 572 12.7*1 ---- ---- 69 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2005/02/03 08:30:05 282 55 222 197 0 -2.7*1 3.6e+14 9.0e+28 293 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2005/02/03 23:54:05 266 49 565 523 456 -6.7*1 7.0e+14 1.1e+30 272 C2 C3 195 PHTX DST Java Movie
    2005/02/04 03:30:05 114 33 121 57 0 -14.1*1 2.2e+14 1.6e+28 116 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2005/02/04 06:30:05 107 51 142 137 0 -1.2*1 2.4e+14 2.4e+28 111 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2005/02/04 07:31:48 34 68 586 481 347 -15.6*1 9.8e+14 1.7e+30 29 C2 C3 195 PHTX DST Java Movie
    2005/02/04 21:54:05 299 28 171 52 0 -116.4*1 1.2e+14*2 1.7e+28*2 297 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2005/02/05 00:06:05 295 25 231 304 728 21.5*1 2.3e+14 6.0e+28 300 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2005/02/05 00:54:05 72 21 149 236 977 39.3*1 6.6e+13*2 7.3e+27*2 70 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/02/05 01:31:43 151 74 122 144 216 1.6*1 6.7e+14 5.0e+28 146 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/05 09:06:45 102 54 195 174 0 -2.2*1 8.5e+14 1.6e+29 106 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/05 13:31:48 126 139 711 654 678 -5.1 1.4e+16*2 3.7e+31*2 129 C2 C3 195 PHTX DST Java Movie UVCS Partial Halo
    2005/02/05 18:30:06 82 48 717 695 703 -2.3 2.8e+15 7.1e+30 81 C2 C3 195 PHTX DST Java Movie
    2005/02/06 04:30:05 302 47 407 446 513 5.8*1 1.2e+14 1.0e+29 289 C2 C3 195 PHTX DST Java Movie
    2005/02/06 09:54:05 84 9 461 --- --- --- ---- ---- 84 C2 C3 195 PHTX DST Java Movie Only 2 points; Only C2
    2005/02/06 12:54:05 223 7 403 --- --- --- ---- ---- 227 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/02/06 15:54:05 128 46 655 626 628 -3.3*1 1.9e+15 4.0e+30 126 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/06 19:54:05 247 26 313 327 365 1.8*1 2.8e+14 1.4e+29 244 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2005/02/07 03:54:05 249 22 340 287 66 -6.4*1 4.3e+14 2.5e+29 246 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/07 14:30:05 115 51 561 480 531 -4.9 5.6e+15 8.9e+30 111 C2 C3 195 PHTX DST Java Movie
    2005/02/08 01:31:51 99 43 589 574 572 -1.5 3.8e+14 6.5e+29 99 C2 C3 195 PHTX DST Java Movie
    2005/02/09 12:30:06 17 75 260 298 342 2.9*1 3.2e+14 1.1e+29 21 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2005/02/09 19:54:05 11 74 337 407 444 5.4*1 6.3e+14 3.6e+29 10 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2005/02/09 22:06:05 104 13 440 415 94 -8.6*1 ---- ---- 109 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/10 00:30:05 112 21 465 440 373 -4.2*1 4.4e+13 4.8e+28 112 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/10 04:30:05 107 7 382 422 812 22.4*1 ---- ---- 110 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/02/10 04:54:05 218 4 638 --- --- --- ---- ---- 221 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/02/10 06:06:05 110 45 450 481 603 7.9*1 7.8e+13 7.9e+28 110 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/10 11:54:05 106 49 249 131 0 -33.0*1 1.3e+14 4.1e+28 111 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2005/02/10 18:54:05 231 5 446 --- --- --- ---- ---- 236 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/02/11 00:07:56 246 36 242 214 0 -7.3*1 1.4e+14 4.1e+28 246 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/11 02:54:06 108 72 427 464 444 1.8 1.7e+16 1.5e+31 109 C2 C3 195 PHTX DST Java Movie
    2005/02/11 12:06:05 107 66 512 489 494 -1.7 3.1e+15 4.1e+30 113 C2 C3 195 PHTX DST Java Movie
    2005/02/11 16:30:05 301 2 ---- --- --- --- ---- ---- 300 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 1 point; Only C2
    2005/02/12 02:06:05 262 4 450 --- --- --- ---- ---- 261 C2 C3 195 PHTX DST Java Movie Only 2 points; Only C2
    2005/02/12 02:30:05 116 60 381 376 365 -0.7*1 7.9e+12 5.7e+27 119 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2005/02/12 12:54:05 244 42 291 357 377 4.3*1 5.5e+10 2.3e+25 238 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/12 18:06:05 239 29 418 659 650 17.0*1 1.3e+13 1.2e+28 238 C2 C3 195 PHTX DST Java Movie
    2005/02/12 23:54:05 323 4 ---- --- --- --- ---- ---- 321 C2 C3 195 PHTX DST Java Movie Poor Event; Only 1 point; Only C2
    2005/02/13 01:31:47 238 19 349 --- --- --- ---- ---- 237 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/02/13 07:31:46 195 12 ---- --- --- --- ---- ---- 198 C2 C3 195 PHTX DST Java Movie Poor Event; Only 1 point; Only C2
    2005/02/13 11:06:32 151 151 584 488 386 -13.0*1 1.1e+15*2 1.9e+30*2 129 C2 C3 195 PHTX DST Java Movie Partial Halo
    2005/02/13 11:30:05 260 72 504 379 0 -18.9*1 2.2e+14 2.8e+29 254 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/14 06:06:05 286 90 354 366 396 1.7*1 3.8e+13 2.4e+28 288 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/14 13:31:49 192 75 262 221 0 -6.1*1 1.4e+14 4.9e+28 184 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/14 17:30:05 72 11 330 583 2275 223.8*1 ---- ---- 65 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2005/02/14 20:30:05 77 13 209 290 735 22.8*1 ---- ---- 73 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/02/15 07:54:05 82 12 448 288 0 -91.7*1 ---- ---- 80 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/02/15 20:30:07 80 7 629 --- --- --- ---- ---- 78 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/02/15 20:58:42 184 40 345 395 732 19.0*1 3.9e+13 2.3e+28 188 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2005/02/16 04:30:06 86 12 614 792 1975 157.7*1 ---- ---- 82 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2005/02/16 07:31:51 213 121 283 291 306 0.8*1 4.5e+14*2 1.8e+29*2 206 C2 C3 195 PHTX DST Java Movie Poor Event; Partial Halo
    2005/02/17 00:06:05 Halo 360 1135 1252 1263 25.6*1 ---- ---- 292 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/17 05:54:21 82 10 249 160 0 -87.2*1 ---- ---- 80 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2005/02/17 09:06:05 269 42 313 273 0 -12.9*1 4.3e+13 2.1e+28 264 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/02/17 17:30:05 268 19 330 239 0 -23.7*1 ---- ---- 269 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2005/02/17 23:30:05 259 47 648 590 508 -11.9*1 6.8e+14 1.4e+30 262 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/18 17:54:05 79 71 126 237 791 26.1*1 3.1e+14 2.5e+28 91 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/02/18 20:54:05 234 53 648 734 689 6.0 2.1e+15 4.3e+30 237 C2 C3 195 PHTX DST Java Movie
    2005/02/19 04:30:05 226 25 138 170 307 3.5*1 ---- ---- 226 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/02/19 11:30:05 270 107 845 707 818 -13.0 1.0e+16 3.6e+31 277 C2 C3 195 PHTX DST Java Movie
    2005/02/19 22:30:05 259 30 521 488 468 -3.8 4.2e+14 5.8e+29 260 C2 C3 195 PHTX DST Java Movie
    2005/02/20 04:30:05 265 47 316 417 443 6.5*1 8.3e+12 4.1e+27 263 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/02/20 16:06:05 267 67 363 260 0 -13.9 1.0e+15 6.9e+29 272 C2 C3 195 PHTX DST Java Movie
    2005/02/20 17:30:05 99 83 581 645 628 5.1 4.0e+15 6.7e+30 90 C2 C3 195 PHTX DST Java Movie
    2005/02/20 19:31:47 344 32 85 71 0 -3.2*1 1.0e+14 3.8e+27 339 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2005/02/22 10:54:05 298 40 476 433 449 -2.6*1 4.4e+15 5.0e+30 298 C2 C3 195 PHTX DST Java Movie UVCS
    2005/02/22 19:27:05 180 34 213 265 393 5.4*1 1.0e+14 2.3e+28 184 C2 C3 195 PHTX DST Java Movie
    2005/02/22 20:27:05 262 46 116 148 471 8.9*1 2.0e+14 1.3e+28 251 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/02/22 22:27:06 127 58 140 162 170 0.6 3.6e+15 3.5e+29 126 C2 C3 195 PHTX DST Java Movie
    2005/02/23 10:30:44 265 50 262 204 0 -24.0*1 4.8e+13*2 1.7e+28*2 254 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/02/23 15:31:31 281 43 669 751 721 7.2 1.7e+16 3.8e+31 291 C2 C3 195 PHTX DST Java Movie
    2005/02/24 01:31:46 272 30 365 406 710 16.8*1 4.5e+13 3.0e+28 271 C2 C3 195 PHTX DST Java Movie Only C2
    2005/02/24 10:06:05 127 19 279 258 232 -1.5*1 ---- ---- 125 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2005/02/24 15:30:05 119 20 271 445 451 8.5*1 1.8e+14 6.4e+28 123 C2 C3 195 PHTX DST Java Movie
    2005/02/26 15:30:05 356 55 174 155 0 -7.6*1 5.2e+13 7.9e+27 2 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/02/27 10:34:05 248 84 277 307 313 1.5 4.6e+15 1.8e+30 250 C2 C3 195 PHTX DST Java Movie
    2005/02/27 18:06:05 38 5 449 449 449 0.0*1 ---- ---- 40 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2005/02/27 18:54:05 114 35 258 181 0 -40.9*1 7.3e+13*2 2.4e+28*2 117 C2 C3 195 PHTX DST Java Movie UVCS Only 3 points; Only C2
    2005/02/27 21:30:08 115 59 418 508 579 9.3 3.7e+15 3.3e+30 109 C2 C3 195 PHTX DST Java Movie
    2005/02/27 22:30:05 31 2 379 --- --- --- ---- ---- 33 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/02/28 00:54:05 36 6 240 --- --- --- ---- ---- 37 C2 C3 195 PHTX DST Java Movie UVCS Very Poor Event; Only 2 points; Only C2
    2005/02/28 06:06:06 259 11 367 250 0 -42.6*1 ---- ---- 257 C2 C3 195 PHTX DST Java Movie UVCS Very Poor Event
    2005/02/28 22:30:06 190 228 503 518 512 1.1 2.4e+16*2 3.1e+31*2 191 C2 C3 195 PHTX DST Java Movie UVCS Partial Halo

    *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).