• 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
    2002/02/01 00:54:05 105 63 227 221 92 -1.9*1 1.1e+15 2.9e+29 125 C2 C3 195 PHTX DST Java Movie Only C2
    2002/02/01 19:54:12 350 89 448 349 0 -14.3 8.6e+14 8.7e+29 339 C2 C3 195 PHTX DST Java Movie
    2002/02/02 14:54:05 69 226 362 327 296 -2.9 4.6e+15*2 3.0e+30*2 30 C2 C3 195 PHTX DST Java Movie Partial Halo
    2002/02/02 20:30:05 251 82 686 622 665 -5.6 4.7e+15 1.1e+31 248 C2 C3 195 PHTX DST Java Movie UVCS
    2002/02/03 03:30:11 262 38 169 77 0 -81.5*1 1.4e+14*2 1.9e+28*2 254 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2002/02/03 23:30:05 177 13 475 404 0 -14.1*1 ---- ---- 183 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/02/04 02:30:05 58 11 211 235 382 4.6 ---- ---- 60 C2 C3 195 PHTX DST Java Movie
    2002/02/04 05:54:31 270 62 314 265 0 -48.1*1 1.3e+14*2 6.5e+28*2 271 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2002/02/04 06:30:05 194 7 409 526 945 34.0*1 ---- ---- 194 C2 C3 195 PHTX DST Java Movie
    2002/02/04 16:30:05 18 42 168 116 0 -20.4*1 4.8e+13 6.8e+27 12 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2002/02/04 16:30:05 256 66 496 493 494 -0.2 ---- ---- 252 C2 C3 195 PHTX DST Java Movie
    2002/02/11 00:54:06 119 60 161 115 0 -5.9 1.5e+15 1.9e+29 122 C2 C3 195 PHTX DST Java Movie
    2002/02/11 21:54:05 290 31 507 504 472 -1.7*1 ---- ---- 301 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2002/02/12 10:54:05 120 42 206 227 290 2.0 1.4e+15 3.0e+29 126 C2 C3 195 PHTX DST Java Movie
    2002/02/12 15:30:06 65 118 448 502 508 4.3 6.2e+15 6.2e+30 79 C2 C3 195 PHTX DST Java Movie
    2002/02/13 20:30:05 112 204 735 648 684 -8.3 1.1e+16*2 2.9e+31*2 122 C2 C3 195 PHTX DST Java Movie Partial Halo
    2002/02/14 02:30:05 204 >137 473 695 635 13.6 1.4e+16*2 1.6e+31*2 175 C2 C3 195 PHTX DST Java Movie Uncertain Width; Partial Halo
    2002/02/14 08:06:05 184 37 328 410 563 10.5 8.4e+14 4.5e+29 176 C2 C3 195 PHTX DST Java Movie
    2002/02/14 09:06:05 5 39 527 437 388 -9.4 1.4e+15 2.0e+30 356 C2 C3 195 PHTX DST Java Movie
    2002/02/14 14:30:05 264 28 157 189 332 4.1*1 3.6e+14 4.5e+28 268 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2002/02/14 19:31:53 343 56 370 262 151 -8.5 1.4e+15 9.8e+29 344 C2 C3 195 PHTX DST Java Movie
    2002/02/15 17:54:05 318 38 138 159 536 11.3*1 3.6e+14*2 3.4e+28*2 318 C2 C3 195 PHTX DST Java Movie Only C2
    2002/02/15 18:54:05 315 36 372 349 340 -1.7 1.6e+15 1.1e+30 301 C2 C3 195 PHTX DST Java Movie
    2002/02/15 20:30:05 58 100 598 643 615 2.7 6.4e+15 1.1e+31 46 C2 C3 195 PHTX DST Java Movie
    2002/02/16 06:30:05 Halo (OA) 360 1209 1225 1214 2.2 ---- ---- 47 C2 C3 195 PHTX DST Java Movie
    2002/02/16 08:06:05 250 32 541 457 375 -10.8 1.3e+15 1.9e+30 245 C2 C3 195 PHTX DST Java Movie
    2002/02/16 09:30:16 167 36 270 175 0 -17.2 ---- ---- 166 C2 C3 195 PHTX DST Java Movie
    2002/02/17 11:06:46 266 56 212 195 104 -1.8*1 1.3e+15 2.9e+29 264 C2 C3 195 PHTX DST Java Movie
    2002/02/18 00:30:05 154 97 611 733 658 7.7 2.0e+16 3.8e+31 182 C2 C3 195 PHTX DST Java Movie UVCS
    2002/02/18 09:06:05 48 19 537 557 665 7.6*1 ---- ---- 48 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/02/18 12:06:05 329 19 314 326 333 0.8*1 ---- ---- 324 C2 C3 195 PHTX DST Java Movie
    2002/02/18 21:30:05 140 105 539 547 583 2.5 1.8e+15 2.7e+30 152 C2 C3 195 PHTX DST Java Movie
    2002/02/19 03:54:05 45 33 467 460 450 -0.9 6.1e+14 6.7e+29 42 C2 C3 195 PHTX DST Java Movie
    2002/02/19 10:30:28 119 18 572 350 0 -30.4 ---- ---- 116 C2 C3 195 PHTX DST Java Movie
    2002/02/19 21:30:08 118 7 414 254 0 -21.1*1 ---- ---- 119 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/02/20 02:54:05 36 41 534 594 612 6.7 1.2e+15 1.8e+30 37 C2 C3 195 PHTX DST Java Movie
    2002/02/20 03:30:05 306 54 813 714 639 -19.3 1.2e+15 4.1e+30 313 C2 C3 195 PHTX DST Java Movie
    2002/02/20 06:30:05 Halo (OA) 360 952 849 839 -17.1 2.1e+15*2 9.5e+30*2 263 C2 C3 195 PHTX DST Java Movie
    2002/02/20 08:54:26 129 15 585 544 0 -22.8*1 ---- ---- 127 C2 C3 195 PHTX DST Java Movie Only C2
    2002/02/20 10:30:29 317 29 623 545 533 -8.9 1.2e+15 2.3e+30 304 C2 C3 195 PHTX DST Java Movie
    2002/02/20 17:54:05 306 50 372 430 560 9.0 2.1e+15 1.5e+30 308 C2 C3 195 PHTX DST Java Movie
    2002/02/20 21:08:05 120 15 ---- --- --- --- ---- ---- 115 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2; Unable to measure
    2002/02/20 22:30:05 42 72 84 104 214 1.8*1 2.4e+15 8.3e+28 55 C2 C3 195 PHTX DST Java Movie
    2002/02/21 03:06:05 280 18 230 238 293 1.6*1 ---- ---- 279 C2 C3 195 PHTX DST Java Movie
    2002/02/21 05:30:05 299 59 386 375 318 -2.4*1 1.3e+15 9.4e+29 296 C2 C3 195 PHTX DST Java Movie
    2002/02/21 06:54:05 249 55 272 322 541 10.2*1 2.9e+14 1.1e+29 247 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2002/02/21 12:54:05 94 53 1024 966 945 -12.9*1 ---- ---- 113 C2 C3 195 PHTX DST Java Movie
    2002/02/21 12:54:05 275 108 358 372 369 0.8 ---- ---- 284 C2 C3 195 PHTX DST Java Movie
    2002/02/21 15:06:05 129 15 493 831 2390 235.0*1 ---- ---- 132 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2002/02/21 19:31:48 138 14 365 603 2235 220.9*1 ---- ---- 139 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2002/02/21 21:30:08 282 26 162 150 0 -6.9*1 3.4e+14*2 4.5e+28*2 274 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2002/02/22 00:30:06 50 10 474 705 637 16.1*1 ---- ---- 42 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2002/02/22 01:54:05 318 14 327 361 427 4.1*1 ---- ---- 309 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/02/22 04:54:05 287 51 190 155 0 -11.8*1 4.2e+14*2 7.7e+28*2 274 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2002/02/22 08:54:07 304 60 579 520 486 -6.8 1.9e+15 3.2e+30 313 C2 C3 195 PHTX DST Java Movie
    2002/02/22 09:06:05 238 65 312 208 0 -10.0 4.7e+15 2.3e+30 237 C2 C3 195 PHTX DST Java Movie
    2002/02/23 09:06:18 293 40 199 203 225 0.5*1 4.9e+14 9.7e+28 292 C2 C3 195 PHTX DST Java Movie
    2002/02/23 13:54:05 217 28 242 282 404 5.0 1.5e+15 4.3e+29 214 C2 C3 195 PHTX DST Java Movie
    2002/02/23 17:30:05 225 42 612 503 0 -23.5 1.6e+15 3.0e+30 226 C2 C3 195 PHTX DST Java Movie
    2002/02/24 02:30:05 237 40 79 136 297 3.7*1 2.9e+13 9.0e+26 234 C2 C3 195 PHTX DST Java Movie
    2002/02/24 08:06:05 45 24 604 389 0 -125.6*1 4.0e+13*2 7.4e+28*2 48 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2002/02/24 13:31:45 34 13 470 682 1750 123.3*1 ---- ---- 30 C2 C3 195 PHTX DST Java Movie Only C2
    2002/02/24 15:30:06 260 54 231 258 405 5.2 1.3e+15 3.5e+29 255 C2 C3 195 PHTX DST Java Movie
    2002/02/24 17:30:05 39 22 588 570 513 -4.8 5.4e+14 9.4e+29 35 C2 C3 195 PHTX DST Java Movie
    2002/02/25 00:30:05 242 16 78 108 242 2.3 ---- ---- 244 C2 C3 195 PHTX DST Java Movie Only C2
    2002/02/25 10:30:26 277 45 337 289 0 -11.9 3.8e+14 2.2e+29 266 C2 C3 195 PHTX DST Java Movie
    2002/02/25 11:30:05 311 26 629 626 624 -0.4 1.1e+15 2.2e+30 307 C2 C3 195 PHTX DST Java Movie
    2002/02/25 14:54:05 137 18 200 133 0 -24.4*1 ---- ---- 140 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2002/02/25 15:30:05 272 96 309 444 418 7.0 3.4e+15 1.6e+30 245 C2 C3 195 PHTX DST Java Movie Only C3
    2002/02/25 16:54:07 216 10 720 440 0 -115.9*1 ---- ---- 209 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/02/25 19:31:45 218 17 572 514 357 -12.2*1 ---- ---- 210 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/02/26 06:30:05 45 21 872 1097 1417 66.7*1 1.7e+14 6.3e+29 43 C2 C3 195 PHTX DST Java Movie
    2002/02/26 06:30:05 254 25 370 463 873 28.2*1 2.0e+14 1.3e+29 262 C2 C3 195 PHTX DST Java Movie
    2002/02/26 09:06:05 246 27 295 398 426 5.8 ---- ---- 243 C2 C3 195 PHTX DST Java Movie Newly inserted on 2007/06/19
    2002/02/26 14:30:05 20 56 301 336 536 8.9 ---- ---- 18 C2 C3 195 PHTX DST Java Movie Newly inserted on 2007/06/19
    2002/02/26 16:30:30 262 72 290 364 530 9.7 ---- ---- 254 C2 C3 195 PHTX DST Java Movie Newly inserted on 2007/06/19
    2002/02/26 16:54:07 202 47 566 690 872 24.2*1 ---- ---- 202 C2 C3 195 PHTX DST Java Movie Newly inserted on 2007/06/19
    2002/02/26 20:30:05 213 53 300 204 0 -19.3 5.4e+14 2.4e+29 203 C2 C3 195 PHTX DST Java Movie
    2002/02/27 00:30:05 303 7 490 531 692 12.6*1 ---- ---- 307 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/02/27 02:30:05 113 34 58 61 141 0.7*1 4.3e+14 7.2e+27 115 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2002/02/27 03:54:05 257 79 415 499 848 25.2 3.1e+15 2.6e+30 240 C2 C3 195 PHTX DST Java Movie
    2002/02/27 05:30:07 5 55 205 106 0 -26.0 6.4e+14 1.3e+29 6 C2 C3 195 PHTX DST Java Movie
    2002/02/28 00:30:05 253 90 541 416 0 -48.9*1 3.3e+15*2 4.8e+30*2 247 C2 C3 195 PHTX DST Java Movie UVCS Only C2
    2002/02/28 05:06:07 66 82 381 334 348 -2.4 1.2e+16 8.8e+30 83 C2 C3 195 PHTX DST Java Movie UVCS
    2002/02/28 11:54:05 92 94 503 401 372 -9.2 6.0e+15 7.6e+30 100 C2 C3 195 PHTX DST Java Movie

    *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).