• 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
    2007/12/01 13:35:27 193 4 243 --- --- --- ---- ---- 194 C2 C3 195 PHTX DST Java Movie only two points; Very Poor Event; Only 2 points; Only C2
    2007/12/01 14:30:04 188 6 316 157 0 -91.7*1 ---- ---- 187 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/01 15:06:04 19 5 241 256 446 6.0*1 ---- ---- 24 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/01 22:30:04 20 9 263 379 1052 45.6*1 ---- ---- 25 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/01 23:06:04 271 7 195 245 311 3.9*1 ---- ---- 272 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/02 00:30:04 268 10 130 164 233 2.0*1 ---- ---- 272 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/02 05:30:04 268 9 172 197 225 1.4*1 ---- ---- 273 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/02 09:54:04 11 9 414 379 0 -18.9*1 ---- ---- 21 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/02 13:54:04 22 9 266 107 0 -85.5*1 ---- ---- 26 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/02 18:30:04 10 6 204 142 0 -23.9*1 ---- ---- 13 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/02 23:42:04 113 7 184 241 359 5.5*1 ---- ---- 112 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/03 02:06:04 170 4 220 338 1236 63.1*1 ---- ---- 167 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/03 02:30:04 19 6 300 512 2134 188.0*1 ---- ---- 24 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/03 04:30:04 204 4 293 369 1036 42.5*1 ---- ---- 207 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/03 05:30:04 14 7 333 325 120 -4.4*1 ---- ---- 22 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2007/12/03 11:06:04 242 6 256 162 0 -28.1*1 ---- ---- 248 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/04 01:31:41 272 60 210 353 303 3.4 8.1e+15 1.8e+30 279 C2 C3 195 PHTX DST Java Movie
    2007/12/04 16:06:04 282 13 283 314 471 6.5*1 ---- ---- 282 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/04 17:30:04 97 67 53 139 181 1.5*1 9.3e+14 1.3e+28 103 C2 C3 195 PHTX DST Java Movie
    2007/12/04 23:30:04 127 16 263 437 378 5.9*1 ---- ---- 120 C2 C3 195 PHTX DST Java Movie
    2007/12/05 04:06:04 121 11 347 443 410 4.5*1 ---- ---- 113 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/05 07:54:04 130 11 396 311 296 -6.2*1 ---- ---- 120 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/05 11:30:04 359 5 296 389 971 37.1*1 ---- ---- 1 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/06 03:08:06 343 4 293 227 0 -34.7*1 ---- ---- 339 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/06 04:54:04 35 34 196 269 402 5.9*1 6.2e+12 1.2e+27 36 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/06 07:31:41 249 24 117 103 0 -2.8*1 4.7e+13 3.2e+27 253 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2007/12/06 08:30:04 341 4 220 273 866 30.3*1 ---- ---- 340 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/06 12:54:04 93 37 192 212 247 1.3*1 1.2e+13 2.2e+27 93 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/06 19:31:42 103 5 388 136 0 -101.8*1 ---- ---- 104 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/06 21:54:07 357 4 177 121 0 -20.2*1 ---- ---- 356 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/07 05:30:04 113 10 209 170 0 -17.3*1 ---- ---- 113 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/07 05:54:04 265 55 284 298 309 0.9*1 3.2e+14 1.3e+29 266 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/07 08:06:04 278 9 165 139 0 -2.3*1 ---- ---- 281 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/07 09:08:05 81 28 158 214 879 31.5*1 1.6e+13*2 2.0e+27*2 77 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/07 23:06:04 23 6 575 --- --- --- ---- ---- 27 C2 C3 195 PHTX DST Java Movie only two points; Very Poor Event; Only 2 points; Only C2
    2007/12/08 02:30:04 72 11 135 173 252 2.6*1 ---- ---- 77 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/08 08:30:04 120 5 324 285 0 -21.0*1 ---- ---- 117 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/08 18:54:04 84 41 160 377 584 14.5*1 1.7e+14 2.2e+28 79 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/08 19:31:41 265 79 348 397 468 5.5*1 1.6e+14 9.9e+28 273 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/09 15:30:04 253 7 252 323 386 5.0*1 ---- ---- 256 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/10 02:54:04 292 5 303 321 364 2.1*1 ---- ---- 285 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/10 08:06:04 284 12 315 381 458 6.2*1 ---- ---- 284 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/10 09:30:05 116 6 193 264 1230 62.6*1 ---- ---- 114 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/10 13:31:41 136 4 182 131 0 -29.9*1 ---- ---- 134 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/10 19:31:45 238 7 224 139 0 -34.3*1 ---- ---- 242 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/11 01:31:43 89 8 236 197 0 -22.7*1 ---- ---- 82 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/11 02:30:04 271 28 208 183 0 -2.7*1 7.8e+13 1.7e+28 275 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/11 05:30:04 282 12 86 176 220 2.0*1 ---- ---- 279 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/11 20:30:04 356 7 847 1233 2026 176.0*1 ---- ---- 358 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/12 06:30:04 74 15 305 331 343 1.7*1 ---- ---- 72 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/12 08:30:04 121 7 266 318 752 21.9*1 ---- ---- 114 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/12 11:54:04 114 8 540 275 0 -83.9*1 ---- ---- 113 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/12 12:06:04 72 9 259 395 720 23.5*1 ---- ---- 73 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/13 06:54:04 270 9 429 486 928 30.7*1 ---- ---- 268 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/14 01:31:43 242 13 212 195 174 -1.0*1 ---- ---- 243 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/14 07:31:45 96 21 147 74 0 -29.5*1 2.2e+13 2.4e+27 91 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/14 09:54:04 305 11 327 278 79 -5.8*1 ---- ---- 298 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/14 10:30:21 121 9 222 191 0 -17.2*1 ---- ---- 112 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/14 12:30:04 294 32 281 537 597 14.4*1 2.4e+14 9.5e+28 290 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/15 03:54:07 295 26 428 563 512 7.4*1 9.0e+14 8.2e+29 286 C2 C3 195 PHTX DST Java Movie
    2007/12/15 12:54:30 295 22 207 256 346 4.0*1 1.1e+14 2.4e+28 290 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/15 13:54:22 116 7 148 55 0 -90.8*1 ---- ---- 110 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/15 19:54:04 240 12 272 237 246 -1.5*1 ---- ---- 244 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/15 21:30:07 143 7 118 214 1432 85.0*1 ---- ---- 141 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/16 01:31:43 129 10 161 268 1535 99.2*1 ---- ---- 125 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/16 06:30:04 99 62 184 275 276 2.7*1 4.5e+15 7.6e+29 106 C2 C3 195 PHTX DST Java Movie
    2007/12/16 20:30:04 90 29 183 207 228 1.1*1 3.5e+14 5.8e+28 84 C2 C3 195 PHTX DST Java Movie
    2007/12/16 21:54:20 273 17 147 269 430 8.2*1 ---- ---- 269 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/17 08:54:04 101 6 283 302 319 1.3*1 ---- ---- 95 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/17 10:06:27 284 11 215 259 355 4.2*1 ---- ---- 273 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/17 16:54:06 90 22 279 303 330 1.8*1 4.3e+14 1.7e+29 92 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/17 20:06:04 90 11 269 294 363 3.4*1 ---- ---- 88 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/17 23:06:05 89 17 256 326 382 4.8*1 ---- ---- 89 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/18 02:06:04 287 12 303 406 424 6.2*1 ---- ---- 280 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/18 04:30:04 92 10 101 95 0 -1.0*1 ---- ---- 91 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/18 06:30:04 1 5 258 177 0 -29.5*1 ---- ---- 4 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/18 08:30:04 342 6 235 285 830 28.3*1 ---- ---- 342 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/18 10:30:23 95 15 269 341 343 3.3*1 ---- ---- 90 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/18 11:06:04 43 10 198 189 0 -6.5*1 ---- ---- 48 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/18 23:30:04 89 18 183 191 198 0.4*1 ---- ---- 92 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/19 13:31:41 86 24 148 142 106 -0.5*1 7.8e+13 8.5e+27 91 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/19 18:30:28 319 43 157 175 331 3.8*1 4.2e+12 5.1e+26 316 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/20 06:30:04 85 11 142 156 188 0.9*1 ---- ---- 83 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/20 06:54:04 185 7 251 407 1276 69.7*1 ---- ---- 184 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/22 02:30:04 287 14 350 435 415 5.0*1 ---- ---- 293 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/22 04:30:05 196 4 341 483 1148 53.7*1 ---- ---- 198 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/23 00:30:58 93 16 87 165 226 2.2*1 ---- ---- 92 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/23 02:30:04 232 15 221 237 281 1.6*1 ---- ---- 235 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/23 08:06:04 234 19 158 193 256 2.1*1 ---- ---- 234 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/23 20:30:58 233 14 336 261 0 -8.0*1 ---- ---- 234 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/24 06:06:04 0 4 200 132 0 -27.0*1 ---- ---- 1 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/24 19:30:04 96 43 132 220 248 2.4*1 6.4e+14 5.5e+28 94 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/24 21:30:04 180 7 264 183 0 -47.0*1 ---- ---- 179 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/25 20:58:40 19 5 144 172 630 16.3*1 ---- ---- 25 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/26 03:30:04 233 7 348 419 1259 62.7*1 ---- ---- 234 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/26 07:31:41 345 6 419 790 2764 344.1*1 ---- ---- 344 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/26 13:31:40 7 9 488 757 2405 249.9*1 ---- ---- 9 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2007/12/26 13:31:40 108 14 336 459 791 24.1*1 ---- ---- 109 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/26 23:30:04 233 4 297 215 0 -46.9*1 ---- ---- 237 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/27 01:54:04 247 7 360 208 0 -147.7*1 ---- ---- 254 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/27 03:54:05 246 10 270 295 576 11.4*1 ---- ---- 252 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/27 17:06:04 45 6 456 538 1075 41.9*1 ---- ---- 53 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2007/12/27 17:30:04 267 21 158 128 0 -7.7*1 4.5e+13 5.6e+27 271 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/28 10:30:24 240 8 190 200 365 4.3*1 ---- ---- 250 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2007/12/28 11:30:04 209 5 235 514 2397 246.1*1 ---- ---- 211 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2007/12/29 00:54:04 120 16 162 166 177 0.3*1 ---- ---- 115 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/29 03:54:08 208 8 455 --- --- --- ---- ---- 213 C2 C3 195 PHTX DST Java Movie only two points; Very Poor Event; Only 2 points; Only C2
    2007/12/30 05:30:04 274 26 229 223 211 -0.4*1 1.9e+14 5.1e+28 274 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2007/12/30 07:31:42 243 7 386 411 538 6.6*1 ---- ---- 255 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/31 01:31:40 92 164 995 869 960 -17.9 8.1e+15*2 4.0e+31*2 99 C2 C3 195 PHTX DST Java Movie Revised on 2008/12/18; Partial Halo
    2007/12/31 01:54:05 271 38 549 482 393 -9.1*1 3.6e+14 5.5e+29 271 C2 C3 195 PHTX DST Java Movie
    2007/12/31 06:54:04 113 54 378 428 415 2.9*1 ---- ---- 127 C2 C3 195 PHTX DST Java Movie On 2008/12/18, the start time was corrected from 13:54UT.
    2007/12/31 16:06:04 110 14 514 558 547 3.2*1 ---- ---- 105 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/31 21:08:04 109 14 447 540 549 7.3*1 ---- ---- 101 C2 C3 195 PHTX DST Java Movie Poor Event
    2007/12/31 23:54:05 116 14 254 161 0 -11.6*1 ---- ---- 116 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).