• 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
    2005/09/01 00:54:05 139 97 603 575 551 -4.1*1 5.8e+13 1.1e+29 139 C2 C3 195 PHTX DST Java Movie
    2005/09/01 02:54:05 168 72 322 271 189 -4.1*1 2.6e+14 1.3e+29 171 C2 C3 195 PHTX DST Java Movie
    2005/09/01 04:54:05 64 32 555 535 238 -11.4*1 2.8e+12*2 4.4e+27*2 66 C2 C3 195 PHTX DST Java Movie Only C2
    2005/09/01 11:30:05 239 >235 679 663 660 -2.1*1 2.5e+15*2 5.7e+30*2 270 C2 C3 195 PHTX DST Java Movie Uncertain Width; Partial Halo
    2005/09/01 11:54:05 250 64 329 484 452 7.0 6.5e+15 3.5e+30 243 C2 C3 195 PHTX DST Java Movie
    2005/09/01 15:30:05 122 11 164 --- --- --- ---- ---- 119 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/09/01 19:54:05 249 71 306 367 502 7.9*1 1.2e+14 5.5e+28 246 C2 C3 195 PHTX DST Java Movie
    2005/09/01 23:54:05 111 89 521 444 0 -75.0*1 1.4e+15*2 1.9e+30*2 126 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2005/09/02 00:30:05 Halo 360 1384 1165 1103 -66.5*1 ---- ---- 62 C2 C3 195 PHTX DST Java Movie
    2005/09/02 02:30:05 264 30 508 421 399 -7.8*1 1.5e+14 1.9e+29 251 C2 C3 195 PHTX DST Java Movie
    2005/09/02 11:54:05 275 40 564 923 834 25.9 9.2e+14 1.5e+30 279 C2 C3 195 PHTX DST Java Movie
    2005/09/02 12:30:06 22 44 300 393 868 29.4*1 3.9e+13*2 1.8e+28*2 20 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/09/02 17:30:05 129 34 501 440 186 -11.8 1.5e+14 1.9e+29 126 C2 C3 195 PHTX DST Java Movie
    2005/09/02 20:54:06 130 51 725 822 908 18.7*1 9.8e+13 2.6e+29 127 C2 C3 195 PHTX DST Java Movie
    2005/09/03 03:12:05 Halo 360 1672 2004 1892 71.8 5.5e+15*2 7.7e+31*2 138 C2 C3 PHTX DST Java Movie
    2005/09/03 12:12:06 101 28 382 455 457 4.5 6.5e+13 4.7e+28 102 C2 C3 PHTX DST Java Movie
    2005/09/03 20:48:05 78 6 541 66 0 -395.8*1 ---- ---- 79 C2 C3 PHTX DST Java Movie Very Poor Event
    2005/09/04 09:48:05 79 37 309 354 1031 40.6*1 8.1e+13*2 3.9e+28*2 71 C2 C3 PHTX DST Java Movie Only C2
    2005/09/04 12:24:05 61 21 695 961 1023 34.8 7.2e+14 1.7e+30 59 C2 C3 PHTX DST Java Movie
    2005/09/04 14:48:05 57 35 394 456 505 5.7 7.0e+14 5.4e+29 58 C2 C3 PHTX DST Java Movie UVCS
    2005/09/04 14:48:05 286 86 1179 1391 1341 33.7 5.4e+15 3.8e+31 298 C2 C3 PHTX DST Java Movie
    2005/09/04 22:36:05 76 26 975 968 955 -2.2*1 1.9e+14*2 9.0e+29*2 80 C2 C3 PHTX DST Java Movie
    2005/09/04 23:36:05 289 12 607 795 734 14.5 ---- ---- 287 C2 C3 PHTX DST Java Movie
    2005/09/05 05:00:06 291 8 417 384 327 -4.0 ---- ---- 290 C2 C3 PHTX DST Java Movie
    2005/09/05 09:48:05 Halo 360 2326 2412 2369 25.0 1.8e+16*2 4.9e+32*2 107 C2 C3 PHTX DST Java Movie
    2005/09/06 03:12:05 297 27 316 274 0 -6.0*1 1.7e+14 8.7e+28 295 C2 C3 PHTX DST Java Movie
    2005/09/06 08:12:05 108 62 812 660 394 -31.9*1 3.2e+16 1.1e+32 115 C2 C3 PHTX DST Java Movie
    2005/09/06 20:00:07 94 126 1291 1682 1568 65.1 6.3e+15*2 5.3e+31*2 127 C2 C3 PHTX DST Java Movie Partial Halo
    2005/09/06 21:12:10 289 55 511 915 780 23.6 4.5e+15 5.8e+30 295 C2 C3 PHTX DST Java Movie
    2005/09/07 01:00:06 247 75 174 239 321 3.7 1.5e+14 2.3e+28 229 C2 C3 PHTX DST Java Movie
    2005/09/07 05:48:06 85 74 195 358 632 16.5*1 9.4e+13 1.8e+28 85 C2 C3 PHTX DST Java Movie
    2005/09/09 19:48:05 Halo 360 2257 1810 2054 -128.6 1.6e+17*2 4.2e+33*2 115 C2 C3 PHTX DST Java Movie
    2005/09/10 07:01:23 149 35 747 632 439 -22.4*1 1.7e+15 4.7e+30 154 C2 C3 PHTX DST Java Movie
    2005/09/10 21:52:07 Halo 360 1893 1354 1507 -171.7 3.9e+16*2 7.0e+32*2 120 C2 C3 PHTX DST Java Movie
    2005/09/11 13:00:53 Halo 360 1922 1913 1917 -2.0 1.2e+16*2 2.3e+32*2 125 C2 C3 PHTX DST Java Movie
    2005/09/11 20:57:33 142 21 776 665 580 -18.7 3.3e+14 9.9e+29 147 C2 C3 PHTX DST Java Movie
    2005/09/12 09:12:05 144 22 511 375 0 -28.3 2.5e+14 3.3e+29 135 C2 C3 PHTX DST Java Movie
    2005/09/12 10:36:05 29 19 154 143 98 -0.7*1 ---- ---- 23 C2 C3 PHTX DST Java Movie Poor Event
    2005/09/13 13:24:05 36 40 229 224 213 -0.4 3.6e+14 9.5e+28 43 C2 C3 PHTX DST Java Movie
    2005/09/13 20:00:05 Halo 360 1866 1915 1889 11.5 1.9e+16*2 3.3e+32*2 149 C2 C3 PHTX DST Java Movie
    2005/09/13 23:36:05 170 46 999 958 865 -13.9*1 ---- ---- 158 C2 C3 PHTX DST Java Movie Newly inserted on 2006/03/09
    2005/09/14 05:00:05 175 25 714 713 713 -0.1 ---- ---- 169 C2 C3 PHTX DST Java Movie Newly inserted on 2009/05/19
    2005/09/14 10:48:05 186 30 376 400 421 2.2*1 ---- ---- 193 C2 C3 PHTX DST Java Movie Newly inserted on 2009/05/19
    2005/09/14 14:48:05 36 7 373 195 0 -71.1*1 ---- ---- 38 C2 C3 PHTX DST Java Movie
    2005/09/15 03:00:06 200 18 424 341 0 -12.4*1 ---- ---- 193 C2 C3 PHTX DST Java Movie
    2005/09/16 06:48:05 39 5 470 470 470 -0.0*1 ---- ---- 41 C2 C3 PHTX DST Java Movie Only C2
    2005/09/16 09:24:05 211 4 370 398 425 2.6*1 ---- ---- 216 C2 C3 PHTX DST Java Movie
    2005/09/16 14:48:05 105 69 274 374 1292 67.1*1 1.8e+14 6.7e+28 106 C2 C3 PHTX DST Java Movie Only C2
    2005/09/17 14:48:05 104 59 262 213 0 -27.8*1 1.7e+13 5.9e+27 106 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2005/09/17 17:24:05 340 5 469 498 1078 40.3*1 ---- ---- 339 C2 C3 PHTX DST Java Movie Only 3 points; Only C2
    2005/09/18 05:00:05 83 23 275 286 508 7.7*1 7.8e+13 2.9e+28 80 C2 C3 PHTX DST Java Movie Only C2
    2005/09/18 10:12:05 114 70 178 225 336 3.8*1 8.9e+14 1.4e+29 115 C2 C3 PHTX DST Java Movie
    2005/09/18 21:36:05 300 33 157 200 774 23.9*1 3.1e+13 3.8e+27 304 C2 C3 PHTX DST Java Movie Only C2
    2005/09/19 15:12:05 131 39 358 435 770 21.2 2.2e+14 1.4e+29 126 C2 C3 PHTX DST Java Movie Only C2
    2005/09/19 22:24:05 99 8 328 237 0 -67.1*1 ---- ---- 97 C2 C3 PHTX DST Java Movie Only 3 points; Only C2
    2005/09/20 00:24:05 105 8 517 614 919 27.8*1 ---- ---- 101 C2 C3 PHTX DST Java Movie Poor Event
    2005/09/20 19:12:05 103 20 696 950 1000 32.8 2.7e+14 6.5e+29 98 C2 C3 PHTX DST Java Movie
    2005/09/21 19:12:06 98 88 164 240 286 3.0 1.4e+15 1.9e+29 92 C2 C3 PHTX DST Java Movie
    2005/09/22 18:24:06 80 39 424 0 0 -316.2*1 5.5e+13*2 4.9e+28*2 88 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2005/09/22 19:48:06 83 43 608 446 264 -20.8*1 8.4e+14 1.6e+30 92 C2 C3 PHTX DST Java Movie
    2005/09/23 00:24:07 84 52 684 816 806 14.2 1.8e+15 4.2e+30 96 C2 C3 195 PHTX DST Java Movie
    2005/09/23 03:12:05 141 3 454 10 0 -617.6*1 ---- ---- 138 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2005/09/23 13:36:05 203 85 187 260 321 3.6*1 1.1e+13 2.0e+27 219 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2005/09/23 22:23:22 116 15 288 334 494 8.1*1 ---- ---- 110 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points
    2005/09/24 15:30:19 58 27 479 574 677 12.5 5.0e+14 5.8e+29 64 C2 C3 195 PHTX DST Java Movie
    2005/09/24 16:54:34 32 86 359 359 359 -0.0 3.1e+14 2.0e+29 44 C2 C3 195 PHTX DST Java Movie
    2005/09/25 02:30:05 83 19 426 477 491 4.5 ---- ---- 88 C2 C3 195 PHTX DST Java Movie
    2005/09/25 16:30:05 49 4 527 --- --- --- ---- ---- 53 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    2005/09/26 17:30:05 266 5 507 --- --- --- ---- ---- 266 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/09/26 19:31:45 266 13 231 --- --- --- ---- ---- 266 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/09/27 05:54:06 53 24 53 67 130 0.6*1 2.6e+13 3.7e+26 56 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/09/27 20:30:05 99 20 161 36 0 -41.3*1 ---- ---- 95 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points
    2005/09/28 01:54:05 288 147 753 722 740 -2.5 1.7e+15*2 4.8e+30*2 323 C2 C3 195 PHTX DST Java Movie Partial Halo
    2005/09/28 06:54:05 262 32 136 216 436 7.7*1 ---- ---- 265 C2 C3 195 PHTX DST Java Movie
    2005/09/28 11:30:19 51 14 332 486 602 14.0*1 ---- ---- 60 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/09/28 11:30:19 258 36 177 0 0 -13.7*1 ---- ---- 264 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/09/28 17:50:38 250 37 476 357 0 -24.8*1 2.0e+13 2.3e+28 258 C2 C3 195 PHTX DST Java Movie
    2005/09/28 19:43:37 318 24 387 461 776 22.3 9.0e+12 6.7e+27 319 C2 C3 195 PHTX DST Java Movie Only C2
    2005/09/29 05:30:05 55 8 249 299 380 4.4 ---- ---- 63 C2 C3 195 PHTX DST Java Movie
    2005/09/29 08:30:05 117 16 318 199 0 -31.1*1 ---- ---- 109 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/09/30 15:06:05 57 14 919 1398 3171 423.4*1 ---- ---- 63 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points

    *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).