• 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
    2008/01/01 08:06:04 113 9 341 407 467 6.0*1 ---- ---- 111 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/01 14:30:04 137 13 281 340 572 12.3*1 ---- ---- 130 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/01 21:30:07 181 7 416 699 2450 250.3*1 ---- ---- 181 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2008/01/02 00:30:04 112 14 231 310 736 21.7*1 ---- ---- 112 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/02 03:54:05 103 15 619 485 0 -29.5*1 ---- ---- 97 C2 C3 195 PHTX DST Java Movie
    2008/01/02 08:30:04 144 11 319 189 0 -74.9*1 ---- ---- 142 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/02 08:54:04 259 24 89 84 0 -1.2*1 4.8e+13 1.9e+27 262 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/02 09:54:04 85 143 676 939 861 22.7 6.2e+15*2 1.4e+31*2 97 C2 C3 195 PHTX DST Java Movie Partial Halo
    2008/01/02 10:30:28 289 49 103 170 257 2.7*1 1.9e+14 1.0e+28 287 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/02 12:54:04 234 9 379 338 0 -21.6*1 ---- ---- 241 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2008/01/02 15:54:04 32 6 665 525 0 -80.5*1 ---- ---- 32 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/02 22:06:04 195 6 275 --- --- --- ---- ---- 196 C2 C3 195 PHTX DST Java Movie only two points; Very Poor Event; Only 2 points; Only C2
    2008/01/02 23:54:04 71 12 112 132 176 0.9*1 ---- ---- 70 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/03 09:54:04 352 6 328 228 0 -48.2*1 ---- ---- 349 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/03 14:30:05 71 9 133 112 0 -2.3*1 ---- ---- 68 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/03 17:06:05 103 12 273 353 438 6.6*1 ---- ---- 104 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/03 18:06:04 87 10 275 435 492 9.7*1 ---- ---- 89 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/04 03:30:04 78 19 198 191 0 -3.0*1 ---- ---- 75 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/04 07:54:04 93 10 329 276 0 -11.2*1 ---- ---- 91 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/04 09:54:04 79 37 484 709 664 15.8*1 4.4e+14 5.1e+29 80 C2 C3 195 PHTX DST Java Movie
    2008/01/04 14:54:06 66 10 226 231 242 0.4*1 ---- ---- 66 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/04 14:54:06 322 57 322 447 509 9.3*1 9.3e+14 4.8e+29 310 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/04 20:30:04 126 5 331 287 0 -24.0*1 ---- ---- 124 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/05 01:42:04 73 16 272 274 274 0.1*1 ---- ---- 71 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C3
    2008/01/05 11:54:04 76 11 187 204 218 0.8*1 ---- ---- 74 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/06 03:30:10 129 6 294 245 0 -6.5*1 ---- ---- 123 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/06 04:30:29 356 8 380 116 0 -139.8*1 ---- ---- 358 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points
    2008/01/06 05:30:04 346 10 326 372 1003 39.8*1 ---- ---- 341 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2008/01/06 09:30:04 64 37 296 327 341 2.0*1 3.8e+14 1.7e+29 66 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/06 20:30:06 227 18 198 224 280 2.3*1 ---- ---- 234 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/07 02:54:04 135 5 282 303 461 6.1*1 ---- ---- 129 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/07 04:06:04 327 21 347 428 612 12.3*1 7.3e+13 4.4e+28 328 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/07 10:30:26 71 11 178 271 342 5.1*1 ---- ---- 71 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/07 21:08:04 71 53 103 198 278 3.3*1 3.5e+14 1.9e+28 76 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/08 21:30:07 298 17 412 459 530 6.0*1 ---- ---- 300 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/08 22:06:05 128 7 98 100 164 0.7*1 ---- ---- 127 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2008/01/09 01:31:41 347 3 235 313 1066 45.6*1 ---- ---- 346 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/09 06:54:04 302 7 231 503 1704 120.5*1 ---- ---- 300 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/09 08:54:04 239 9 343 375 386 2.3*1 ---- ---- 243 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/09 10:30:21 192 7 297 456 1225 63.0*1 ---- ---- 196 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/09 17:42:04 248 18 188 183 170 -0.4*1 ---- ---- 248 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C3
    2008/01/10 06:42:04 239 15 227 241 280 1.6*1 ---- ---- 238 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/10 07:32:15 128 9 246 264 675 16.8*1 ---- ---- 124 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2008/01/10 11:30:04 188 5 280 320 676 16.3*1 ---- ---- 186 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/10 23:30:04 283 50 184 365 419 7.5*1 7.0e+14 1.2e+29 281 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/11 00:30:04 240 10 295 374 440 7.6*1 ---- ---- 242 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/11 03:30:04 233 9 343 427 454 6.1*1 ---- ---- 239 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/11 11:06:05 289 19 134 103 0 -4.4*1 ---- ---- 292 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/11 22:30:04 302 7 374 393 441 2.9*1 ---- ---- 298 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/12 04:30:04 233 9 300 527 559 15.4*1 ---- ---- 239 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/13 00:30:04 73 50 114 187 287 3.4*1 2.5e+14 1.6e+28 69 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/13 11:06:04 62 13 95 118 296 3.4*1 ---- ---- 63 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/13 20:54:17 99 26 119 137 166 0.8*1 1.1e+14 7.8e+27 101 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/13 22:30:04 73 18 214 293 332 4.1*1 ---- ---- 81 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/15 11:30:04 92 24 110 91 0 -2.7*1 4.3e+13 2.6e+27 93 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/16 04:30:05 82 47 157 196 305 3.3*1 2.9e+14 3.6e+28 86 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/17 09:30:04 82 39 63 67 119 0.4*1 7.8e+12 1.5e+26 89 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/17 22:06:04 92 24 224 250 249 1.1*1 2.7e+14 6.8e+28 89 C2 C3 195 PHTX DST Java Movie
    2008/01/19 00:30:04 296 38 165 262 258 2.4*1 1.5e+15 2.1e+29 303 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/19 06:54:04 228 24 165 315 501 10.4*1 2.3e+14 3.1e+28 231 C2 C3 195 PHTX DST Java Movie
    2008/01/20 00:54:04 14 10 225 465 1743 128.3*1 ---- ---- 21 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2008/01/20 02:30:04 283 13 233 379 414 6.8*1 ---- ---- 283 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/20 21:30:09 184 5 420 839 2854 371.3*1 ---- ---- 186 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2008/01/21 10:30:25 236 6 562 813 1819 136.1*1 ---- ---- 242 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2008/01/21 11:06:04 143 63 141 138 98 -0.5*1 2.2e+14 2.2e+28 132 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/21 11:30:04 82 10 317 376 811 24.2*1 ---- ---- 84 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/21 12:54:04 109 24 179 216 648 16.4*1 1.4e+13*2 2.2e+27*2 107 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/22 03:30:04 114 9 332 446 559 12.0*1 ---- ---- 115 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/22 22:06:04 150 122 362 489 481 7.1 3.0e+15*2 2.0e+30*2 142 C2 C3 195 PHTX DST Java Movie Partial Halo
    2008/01/23 16:32:40 113 5 406 388 374 -1.9*1 ---- ---- 121 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/23 22:30:04 12 8 162 182 529 10.7*1 ---- ---- 16 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2008/01/23 22:30:04 126 68 160 208 319 3.8*1 1.9e+14 2.4e+28 136 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/24 05:06:04 102 24 172 211 356 4.5*1 1.8e+13 2.6e+27 98 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/24 13:31:38 199 5 232 318 1367 79.7*1 ---- ---- 205 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2008/01/24 14:30:04 136 9 104 133 278 3.0*1 ---- ---- 135 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/24 20:30:04 97 20 207 245 389 5.2*1 1.2e+14 2.6e+28 97 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/25 02:06:04 118 34 261 295 341 2.9*1 1.7e+14 5.8e+28 125 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/25 05:30:04 123 7 303 346 396 4.1*1 ---- ---- 120 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/25 08:54:04 127 12 266 361 378 5.3*1 ---- ---- 122 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/26 02:30:04 133 12 266 349 386 4.9*1 ---- ---- 124 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/27 03:30:11 17 21 60 75 141 0.7*1 6.3e+13 1.1e+27 1 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/27 14:30:04 48 28 137 204 340 4.6*1 1.5e+14 1.4e+28 43 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/28 00:06:26 49 19 253 285 289 1.5*1 ---- ---- 43 C2 C3 195 PHTX DST Java Movie Poor Event
    2008/01/28 04:30:04 48 19 318 385 383 3.4*1 ---- ---- 45 C2 C3 195 PHTX DST Java Movie
    2008/01/28 14:30:06 240 5 286 215 0 -27.9*1 ---- ---- 248 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/28 16:06:04 267 30 166 332 308 4.0 2.0e+15 2.7e+29 270 C2 C3 195 PHTX DST Java Movie
    2008/01/29 00:30:04 26 6 386 423 677 14.6*1 ---- ---- 28 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/29 15:54:04 91 23 168 167 154 -0.2*1 3.7e+13 5.2e+27 88 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/29 18:06:04 93 34 200 174 0 -2.5 2.1e+14 4.2e+28 94 C2 C3 195 PHTX DST Java Movie
    2008/01/30 03:30:06 241 9 393 283 0 -44.5*1 ---- ---- 249 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2008/01/30 07:30:04 280 71 256 276 284 1.0*1 8.8e+14 2.9e+29 280 C2 C3 195 PHTX DST Java Movie
    2008/01/30 08:54:04 87 60 486 321 407 -10.5*1 5.6e+14 6.6e+29 64 C2 C3 195 PHTX DST Java Movie
    2008/01/30 19:30:05 87 48 219 166 0 -11.3*1 4.2e+13 1.0e+28 99 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2008/01/31 01:31:39 98 24 120 139 338 4.3*1 1.6e+13 1.1e+27 101 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2008/01/31 03:08:05 302 16 513 328 0 -135.4*1 ---- ---- 300 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2008/01/31 07:54:04 106 19 210 187 45 -2.2*1 ---- ---- 101 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2008/01/31 13:31:42 92 76 33 85 241 2.4*1 5.0e+13 2.7e+26 96 C2 C3 195 PHTX DST Java Movie Very Poor Event

    *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).