• 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] Daily Movies
    and Plots     		Remarks
    2002/04/01 01:05:07 92 73 280 350 434 6.0*1 5.6e+15 2.2e+30 99 C2 C3 PHTX DST Java Movie
    2002/04/01 06:05:05 62 91 495 374 361 -10.2 ---- ---- 43 C2 C3 PHTX DST Java Movie
    2002/04/01 10:41:09 221 135 425 495 542 7.0 ---- ---- 217 C2 C3 PHTX DST Java Movie Partial Halo
    2002/04/01 13:05:06 46 126 1062 1192 1156 18.7 ---- ---- 31 C2 C3 PHTX DST Java Movie Partial Halo
    2002/04/01 13:25:05 42 >242 474 353 82 -14.1 ---- ---- 350 C2 C3 PHTX DST Java Movie Not fastest feature; Uncertain Width; Partial Halo
    2002/04/01 17:35:06 196 35 420 366 237 -6.8*1 ---- ---- 195 C2 C3 PHTX DST Java Movie
    2002/04/01 18:35:07 263 42 297 408 480 7.9 ---- ---- 269 C2 C3 PHTX DST Java Movie Newly inserted on 2006/01/17
    2002/04/01 19:50:06 189 10 484 324 0 -48.7*1 6.4e+13 7.5e+28 185 C2 C3 PHTX DST Java Movie
    2002/04/01 21:20:06 227 40 415 351 0 -17.2*1 ---- ---- 226 C2 C3 PHTX DST Java Movie Newly inserted on 2006/01/17
    2002/04/01 21:20:06 236 131 379 652 589 13.6 ---- ---- 230 C2 C3 PHTX DST Java Movie Newly inserted on 2006/01/17; Partial Halo
    2002/04/02 07:50:05 189 38 156 132 0 -6.2*1 ---- ---- 184 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2002/04/02 08:35:06 252 26 608 739 847 23.6*1 3.2e+13 5.9e+28 257 C2 C3 195 PHTX DST Java Movie Poor Event; Only C3
    2002/04/02 11:10:05 148 243 915 708 791 -25.6 ---- ---- 144 C2 C3 195 PHTX DST Java Movie Partial Halo
    2002/04/02 15:05:06 251 34 691 408 0 -175.5*1 4.2e+14 1.0e+30 256 C2 C3 195 PHTX DST Java Movie
    2002/04/02 15:05:06 50 47 282 239 137 -3.4*1 ---- ---- 46 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2002/04/02 15:35:05 95 53 184 259 364 4.8*1 2.0e+15 3.3e+29 88 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/04/02 21:27:44 310 62 402 364 293 -4.8 ---- ---- 311 C2 C3 195 PHTX DST Java Movie
    2002/04/03 00:30:05 75 86 458 468 464 0.6 ---- ---- 78 C2 C3 195 PHTX DST Java Movie
    2002/04/03 01:31:56 260 20 316 384 405 4.3*1 ---- ---- 258 C2 C3 195 PHTX DST Java Movie
    2002/04/03 06:54:32 249 29 256 307 430 5.9*1 ---- ---- 256 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/04/03 07:32:26 168 81 476 414 325 -7.8*1 ---- ---- 159 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/04/03 10:54:05 45 29 384 369 368 -0.9 ---- ---- 37 C2 C3 195 PHTX DST Java Movie
    2002/04/03 19:54:08 134 19 546 561 640 5.3*1 ---- ---- 137 C2 C3 195 PHTX DST Java Movie Only C2
    2002/04/03 23:30:05 49 8 407 395 108 -7.0*1 ---- ---- 50 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2002/04/04 05:06:05 108 133 468 348 235 -11.8 ---- ---- 90 C2 C3 195 PHTX DST Java Movie Partial Halo
    2002/04/04 09:54:05 112 74 200 218 248 1.3*1 ---- ---- 111 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/04/04 10:54:05 235 166 662 787 882 20.9 ---- ---- 243 C2 C3 195 PHTX DST Java Movie Partial Halo
    2002/04/04 11:06:05 131 29 656 818 1036 34.9 6.9e+14 1.5e+30 143 C2 C3 195 PHTX DST Java Movie
    2002/04/04 15:54:05 136 97 790 864 953 16.6*1 ---- ---- 127 C2 C3 195 PHTX DST Java Movie
    2002/04/04 20:06:06 64 43 243 346 1028 43.2*1 ---- ---- 57 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2002/04/04 21:54:05 236 68 666 599 254 -20.2*1 ---- ---- 244 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/04/05 12:06:05 343 141 469 488 560 5.0 1.6e+15*2 1.8e+30*2 339 C2 C3 195 PHTX DST Java Movie Partial Halo
    2002/04/05 22:26:23 279 9 365 345 0 -8.6*1 ---- ---- 283 C2 C3 195 PHTX DST Java Movie Only 3 points
    2002/04/05 23:26:05 254 7 321 301 0 -5.3 ---- ---- 251 C2 C3 195 PHTX DST Java Movie
    2002/04/06 06:50:05 133 24 640 534 462 -15.1 5.5e+15 1.1e+31 132 C2 C3 195 PHTX DST Java Movie
    2002/04/06 17:06:05 328 70 288 232 0 -5.9 3.8e+14 1.6e+29 338 C2 C3 195 PHTX DST Java Movie
    2002/04/06 21:26:09 34 105 590 632 687 8.1*1 7.0e+14 1.2e+30 36 C2 C3 195 PHTX DST Java Movie
    2002/04/06 21:50:07 102 57 208 139 0 -8.4*1 1.9e+15 4.0e+29 101 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2002/04/07 00:26:05 54 36 375 307 0 -21.2*1 1.6e+15 1.1e+30 51 C2 C3 195 PHTX DST Java Movie
    2002/04/07 00:50:05 131 51 503 368 370 -11.6 4.2e+15 5.4e+30 117 C2 C3 195 PHTX DST Java Movie
    2002/04/07 03:26:12 51 37 254 334 407 5.7 ---- ---- 51 C2 C3 195 PHTX DST Java Movie
    2002/04/07 14:50:06 143 48 940 730 454 -46.6 1.3e+15 5.7e+30 144 C2 C3 195 PHTX DST Java Movie
    2002/04/07 21:26:10 127 84 204 152 0 -10.8 1.0e+15 2.1e+29 115 C2 C3 195 PHTX DST Java Movie Only C2
    2002/04/08 03:26:05 166 83 250 350 542 11.2 2.5e+14 7.7e+28 174 C2 C3 195 PHTX DST Java Movie
    2002/04/08 06:50:06 220 9 585 626 757 11.6*1 ---- ---- 217 C2 C3 195 PHTX DST Java Movie
    2002/04/08 08:06:05 209 >158 251 266 280 1.0 ---- ---- 200 C2 C3 195 PHTX DST Java Movie Uncertain Width; Partial Halo
    2002/04/08 12:50:05 44 16 654 531 505 -15.2*1 4.0e+14 8.5e+29 41 C2 C3 195 PHTX DST Java Movie
    2002/04/08 17:50:05 149 9 637 481 489 -15.0 ---- ---- 149 C2 C3 195 PHTX DST Java Movie
    2002/04/08 21:50:06 44 21 184 208 543 11.0*1 2.5e+14*2 4.2e+28*2 46 C2 C3 195 PHTX DST Java Movie Only C2
    2002/04/08 23:26:05 201 20 352 399 522 7.5*1 1.4e+14 8.8e+28 193 C2 C3 195 PHTX DST Java Movie
    2002/04/09 01:27:23 38 70 648 501 594 -10.4 ---- ---- 51 C2 C3 195 PHTX DST Java Movie
    2002/04/09 02:42:06 49 10 741 550 387 -33.6 3.3e+14 9.0e+29 54 C2 C3 195 PHTX DST Java Movie
    2002/04/09 02:50:05 265 47 505 553 580 5.4 9.3e+14 1.2e+30 253 C2 C3 195 PHTX DST Java Movie
    2002/04/09 06:26:05 111 76 321 470 1059 46.8*1 ---- ---- 134 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2002/04/09 08:06:05 293 72 260 278 434 5.4*1 1.0e+15 3.5e+29 277 C2 C3 195 PHTX DST Java Movie Only C2
    2002/04/09 12:50:05 205 70 228 293 392 5.2 2.0e+15 5.2e+29 196 C2 C3 195 PHTX DST Java Movie
    2002/04/09 16:50:06 51 6 787 657 739 -12.5 ---- ---- 57 C2 C3 195 PHTX DST Java Movie
    2002/04/10 03:50:05 57 3 594 615 787 13.0*1 ---- ---- 56 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/04/10 12:50:05 231 9 592 777 990 36.4*1 ---- ---- 227 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/04/10 13:27:23 340 159 650 759 876 21.2 ---- ---- 11 C2 C3 195 PHTX DST Java Movie Partial Halo
    2002/04/10 18:50:06 198 56 537 629 581 5.7 2.9e+15 4.2e+30 194 C2 C3 195 PHTX DST Java Movie
    2002/04/10 20:26:05 16 80 292 242 0