• 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
    2001/05/01 01:31:45 219 30 177 130 0 -6.3*1 2.7e+14 4.2e+28 220 C2 C3 195 SXT PHTX DST Java Movie UVCS Very Poor Event; Only C2
    2001/05/01 11:54:05 272 19 667 549 308 -22.3*1 ---- ---- 261 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/01 15:30:05 178 28 424 435 437 0.8*1 4.8e+14 4.3e+29 167 C2 C3 195 SXT PHTX DST Java Movie UVCS Poor Event
    2001/05/01 16:06:05 306 33 444 434 435 -0.7*1 1.0e+15 9.8e+29 307 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/01 16:54:05 123 33 259 278 427 5.3*1 2.7e+14 9.0e+28 121 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only C2
    2001/05/02 14:06:05 284 91 170 187 231 1.2*1 7.4e+14 1.1e+29 249 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/02 18:06:05 251 48 349 294 157 -5.6*1 4.7e+14 2.9e+29 260 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/02 21:30:05 278 121 229 196 127 -2.1*1 1.5e+15*2 4.0e+29*2 252 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/03 01:31:42 296 125 222 205 167 -1.2*1 7.0e+14*2 1.7e+29*2 289 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/03 06:06:06 258 36 269 173 0 -8.4*1 ---- ---- 255 C2 C3 195 SXT PHTX DST Java Movie Newly inserted on 2006/01/13; Poor Event
    2001/05/03 09:30:05 278 114 434 430 427 -0.4*1 3.2e+15 3.1e+30 254 C2 C3 195 SXT PHTX DST Java Movie UVCS
    2001/05/03 15:54:06 78 34 326 374 465 5.8*1 4.2e+14 2.2e+29 77 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/03 21:54:05 196 21 765 769 776 1.1 ---- ---- 189 C2 C3 195 SXT PHTX DST Java Movie UVCS
    2001/05/04 02:30:05 223 27 675 680 681 0.7*1 2.6e+14 5.8e+29 218 C2 C3 195 SXT PHTX DST Java Movie UVCS
    2001/05/04 06:30:05 191 12 456 371 0 -27.0*1 ---- ---- 184 C2 C3 195 SXT PHTX DST Java Movie UVCS
    2001/05/04 11:30:05 257 36 398 543 806 24.3*1 7.7e+13 6.1e+28 262 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/04 19:54:05 273 74 207 144 0 -7.4*1 7.4e+14 1.6e+29 256 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/05 00:06:56 260 56 168 167 165 -0.0*1 7.0e+13 9.9e+27 249 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/05 05:30:05 56 50 617 949 918 30.9 1.8e+15 3.5e+30 58 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/05 05:30:05 269 66 486 362 0 -54.2*1 3.3e+14 3.9e+29 269 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/05 11:06:05 175 53 374 371 361 -0.5*1 3.7e+14 2.6e+29 156 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/05 23:06:54 244 9 384 431 551 8.7*1 ---- ---- 242 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/05 23:06:54 104 12 445 466 636 9.9*1 ---- ---- 106 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/06 05:30:05 92 49 611 607 605 -0.6*1 8.8e+14 1.6e+30 108 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/06 11:54:05 80 65 368 350 330 -1.7 2.2e+15 1.5e+30 72 C2 C3 195 SXT PHTX DST Java Movie UVCS
    2001/05/06 21:30:08 254 38 480 696 1171 56.9*1 ---- ---- 253 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/07 01:31:40 348 38 55 91 232 2.4*1 1.6e+15 2.4e+28 345 C2 C3 195 SXT PHTX DST Java Movie UVCS Only C2
    2001/05/07 10:06:05 214 233 604 518 411 -13.1 1.4e+16*2 2.6e+31*2 228 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/07 12:06:06 286 205 1223 1337 1284 19.2 1.8e+16*2 1.3e+32*2 267 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/08 03:30:05 229 21 539 496 464 -5.3*1 ---- ---- 229 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/08 04:30:05 49 95 520 473 363 -8.2*1 2.9e+15 3.9e+30 54 C2 C3 195 SXT PHTX DST Java Movie UVCS Poor Event
    2001/05/08 07:31:39 185 10 427 380 0 -15.3 ---- ---- 181 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/08 15:30:05 70 40 296 328 440 5.7*1 2.4e+14 1.1e+29 87 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/09 06:06:05 97 74 292 328 365 2.8*1 1.5e+13 6.4e+27 96 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/09 20:30:05 91 32 860 903 910 7.6*1 4.2e+14 1.6e+30 79 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/10 01:31:40 246 198 1056 1164 1099 12.3 7.8e+15*2 4.3e+31*2 289 C2 C3 195 SXT PHTX DST Java Movie UVCS Partial Halo
    2001/05/10 04:30:05 316 100 568 628 669 8.0 4.8e+14 7.7e+29 329 C2 C3 195 SXT PHTX DST Java Movie UVCS
    2001/05/10 12:30:05 218 24 413 499 711 16.4*1 ---- ---- 222 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/10 12:54:05 45 32 193 165 0 -7.3*1 4.6e+14 8.6e+28 43 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    2001/05/10 15:30:05 108 176 567 518 542 -3.5 5.6e+15*2 9.0e+30*2 84 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/10 17:54:05 219 43 590 631 633 4.1*1 6.8e+14 1.2e+30 220 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/11 02:30:07 211 37 184 212 329 3.4*1 7.9e+14 1.3e+29 208 C2 C3 SXT PHTX DST Java Movie Poor Event
    2001/05/11 07:30:05 115 179 581 590 592 0.9 2.3e+15*2 3.8e+30*2 152 C2 C3 SXT PHTX DST Java Movie Partial Halo
    2001/05/11 13:00:05 178 102 333 368 367 1.8 1.6e+15 8.6e+29 180 C2 C3 SXT PHTX DST Java Movie
    2001/05/11 18:30:07 274 17 528 632 751 16.0*1 ---- ---- 271 C2 C3 SXT PHTX DST Java Movie
    2001/05/12 02:30:05 197 86 409 448 455 2.8 1.2e+15 1.0e+30 185 C2 C3 SXT PHTX DST Java Movie
    2001/05/12 18:20:05 185 43 270 196 0 -18.0*1 3.0e+14 1.1e+29 178 C2 C3 SXT PHTX DST Java Movie Poor Event; Only C2
    2001/05/12 23:00:05 359 22 453 466 491 2.0*1 ---- ---- 357 C2 C3 SXT PHTX DST Java Movie
    2001/05/13 02:21:42 190 132 527 535 558 3.1 ---- ---- 199 C2 C3 SXT PHTX DST Java Movie Only C3; Partial Halo
    2001/05/13 03:50:05 172 118 434 425 419 -0.8 8.8e+14 8.3e+29 185 C2 C3 SXT PHTX DST Java Movie
    2001/05/13 11:00:05 97 31 867 806 736 -13.0 5.9e+14 2.2e+30 103 C2 C3 SXT PHTX DST Java Movie
    2001/05/13 12:20:05 218 91 366 707 928 35.1 1.8e+15 1.2e+30 233 C2 C3 SXT PHTX DST Java Movie
    2001/05/13 14:15:05 359 76 467 399 395 -5.1 2.4e+15 2.6e+30 359 C2 C3 SXT PHTX DST Java Movie UVCS
    2001/05/14 02:00:05 279 24 461 502 748 17.8*1 1.3e+14 1.4e+29 285 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/14 04:00:05 67 67 892 549 0 -117.4*1 7.4e+14 3.0e+30 77 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/14 08:15:05 286 51 573 547 552 -2.5 4.2e+15 6.9e+30 281 C2 C3 195 SXT PHTX DST Java Movie UVCS
    2001/05/14 16:45:05 105 26 414 171 0 -68.5*1 1.2e+14 1.1e+29 98 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/14 21:49:13 107 41 743 641 699 -10.4 1.4e+15 3.9e+30 117 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/15 02:26:05 96 25 350 401 626 13.0*1 1.5e+14 9.1e+28 89 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/15 03:52:05 225 99 381 370 368 -0.8*1 1.6e+15 1.1e+30 206 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/15 06:26:05 87 26 449 353 0 -29.2*1 2.5e+14*2 2.6e+29*2 92 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/15 15:26:08 221 56 662 525 577 -13.0*1 1.7e+15 3.7e+30 234 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/15 18:52:05 83 195 1280 1315 1297 5.8 5.9e+15*2 4.8e+31*2 45 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/16 06:06:05 144 62 308 330 398 3.2 7.1e+13 3.3e+28 148 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/16 16:06:05 246 86 396 365 344 -2.5*1 1.3e+15 1.0e+30 246 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/17 06:26:05 249 40 407 328 276 -6.9*1 2.7e+14 2.2e+29 242 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/17 07:50:05 90 29 361 382 423 2.8*1 8.2e+14 5.4e+29 91 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/17 11:06:06 300 23 629 673 891 20.4*1 2.4e+14 4.8e+29 302 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/17 11:50:05 300 23 609 706 773 15.0*1 4.6e+14 8.5e+29 300 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/17 12:26:06 299 45 544 721 1065 44.1*1 3.8e+14 5.6e+29 287 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/17 12:52:05 35 91 380 770 936 37.7 3.2e+15 2.3e+30 43 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/17 22:06:05 35 50 497 654 1009 38.9*1 2.3e+14*2 2.9e+29*2 33 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event
    2001/05/17 23:50:05 63 90 675 546 475 -17.7 4.9e+14 1.1e+30 58 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/18 04:50:05 102 36 746 845 821 10.9 2.4e+15 6.6e+30 106 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/18 13:28:05 342 36 123 121 106 -0.2*1 1.4e+14 1.1e+28 332 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    2001/05/18 17:50:05 79 34 522 526 527 0.4 1.0e+15 1.4e+30 81 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/18 19:50:05 228 71 313 327 375 2.1 1.0e+15 4.9e+29 219 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/19 11:26:05 291 72 135 179 324 4.6*1 9.7e+14 8.8e+28 290 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/19 14:06:05 280 46 197 298 359 5.1*1 2.3e+15 4.5e+29 275 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/19 15:26:08 238 73 269 241 0 -15.2*1 2.0e+15*2 7.3e+29*2 249 C2 C3 195 SXT PHTX DST Java Movie Only C2
    2001/05/19 16:06:07 214 107 381 361 359 -1.3 4.0e+15 2.9e+30 221 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/19 20:26:05 53 128 180 228 301 3.1*1 6.4e+14*2 1.0e+29*2 57 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/20 06:26:05 227 179 546 545 544 -0.1*1 5.0e+15*2 7.5e+30*2 231 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/20 09:50:07 240 105 352 300 316 -2.9 2.5e+15 1.5e+30 249 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/21 01:50:06 32 55 736 772 779 5.2*1 1.0e+15 2.8e+30 32 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/21 09:26:09 43 119 818 839 826 2.0 5.9e+15 2.0e+31 52 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/21 18:26:05 319 94 382 616 1536 100.7*1 8.4e+14*2 6.2e+29*2 303 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only C2
    2001/05/21 23:06:07 254 160 364 415 607 11.3*1 1.3e+15*2 8.5e+29*2 229 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/22 10:06:05 210 71 84 85 95 0.1*1 8.4e+14 2.9e+28 208 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/22 15:26:08 240 42 256 296 517 9.3*1 3.4e+14 1.1e+29 237 C2 C3 195 SXT PHTX DST Java Movie Very Poor Event; Only C2
    2001/05/22 18:06:05 100 33 756 771 777 2.4 1.1e+15 3.1e+30 114 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/24 06:26:05 286 46 875 750 710 -20.2 5.2e+14 2.0e+30 293 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/24 07:29:10 83 51 550 620 595 5.1 6.7e+15 1.0e+31 83 C2 C3 195 SXT PHTX DST Java Movie UVCS
    2001/05/24 20:26:05 71 112 387 366 346 -2.0 2.4e+15 1.8e+30 54 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/25 04:06:05 354 91 569 765 662 12.8 2.4e+15 3.9e+30 17 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/25 05:06:05 238 18 514 468 429 -5.4*1 ---- ---- 237 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/25 06:26:05 92 95 257 243 193 -1.5*1 1.9e+14 6.3e+28 79 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/25 08:50:05 98 27 537 695 1435 82.8*1 2.9e+14*2 4.1e+29*2 108 C2 C3 195 SXT PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2001/05/25 16:26:05 94 19 666 607 0 -27.2*1 ---- ---- 95 C2 C3 195 SXT PHTX DST Java Movie Newly inserted on 2006/01/25
    2001/05/25 17:26:06 90 208 930 962 947 3.7 5.8e+15*2 2.5e+31*2 102 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/25 21:26:09 260 23 654 348 0 -94.5*1 ---- ---- 269 C2 C3 195 SXT PHTX DST Java Movie Newly inserted on 2006/01/25; Poor Event
    2001/05/25 22:06:05 340 >142 331 279 251 -3.4 ---- ---- 325 C2 C3 195 SXT PHTX DST Java Movie Newly inserted on 2006/01/25; Uncertain Width; Partial Halo
    2001/05/26 00:50:05 27 60 473 478 478 0.4 1.3e+15 1.5e+30 15 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/26 13:27:19 220 44 524 563 583 4.5*1 4.0e+14 5.4e+29 217 C2 C3 195 SXT PHTX DST Java Movie Poor Event
    2001/05/26 23:26:05 174 71 357 297 226 -5.5 7.1e+14 4.5e+29 174 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/27 08:26:05 157 124 591 521 563 -5.0 4.1e+15*2 7.1e+30*2 150 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/27 11:06:06 49 39 462 487 518 3.8*1 4.9e+14 5.3e+29 42 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/28 00:26:05 269 44 760 989 1118 42.7*1 7.0e+14 2.0e+30 276 C2 C3 195 SXT PHTX DST Java Movie UVCS
    2001/05/28 03:26:10 158 45 663 590 593 -8.0 7.4e+14 1.6e+30 157 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/28 08:50:05 270 36 664 761 731 9.2*1 1.7e+14 3.8e+29 271 C2 C3 195 SXT PHTX DST Java Movie UVCS
    2001/05/28 18:50:05 93 56 224 169 0 -6.6*1 3.8e+14 9.6e+28 88 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/28 23:50:16 96 41 542 449 512 -5.6 8.5e+14 1.3e+30 95 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/29 02:26:05 95 38 394 386 371 -1.0 4.0e+14 3.1e+29 93 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/29 08:26:05 119 125 826 880 845 4.7 2.4e+15*2 8.0e+30*2 85 C2 C3 195 SXT PHTX DST Java Movie UVCS Partial Halo
    2001/05/29 16:26:05 92 68 748 609 710 -10.8 1.7e+15 4.8e+30 67 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/29 22:06:05 87 55 596 453 0 -35.3 9.0e+14 1.6e+30 82 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/30 00:06:07 70 216 2087 1909 2028 -44.5*1 6.3e+15*2 1.4e+32*2 82 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/30 13:27:21 66 22 565 551 537 -2.0*1 1.3e+14 2.0e+29 62 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/30 18:30:05 85 60 394 364 210 -6.0*1 3.3e+14 2.6e+29 91 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/30 21:08:08 89 51 386 278 0 -12.0*1 2.3e+14 1.7e+29 87 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/30 21:54:05 223 59 169 206 418 6.6*1 ---- ---- 218 C2 C3 195 SXT PHTX DST Java Movie Only C2
    2001/05/31 02:30:05 83 35 515 400 443 -9.5 8.4e+14 1.1e+30 89 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/31 03:08:07 246 27 597 1098 1076 53.2*1 1.9e+15 3.3e+30 230 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/31 03:08:07 86 32 560 625 696 10.3*1 5.0e+14 7.8e+29 85 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/31 03:54:05 254 71 404 511 578 11.2*1 3.2e+15 2.7e+30 259 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/31 05:54:05 118 137 951 680 576 -51.0*1 9.1e+14*2 4.1e+30*2 62 C2 C3 195 SXT PHTX DST Java Movie Partial Halo
    2001/05/31 10:30:26 84 31 329 383 479 6.5*1 8.4e+14 4.5e+29 83 C2 C3 195 SXT PHTX DST Java Movie
    2001/05/31 21:54:07 220 29 658 526 0 -41.1 2.5e+14 5.4e+29 212 C2 C3 195 SXT 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).