• 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
    2009/06/01 01:31:40 136 10 507 486 0 -19.4*1 ---- ---- 128 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/02 13:54:03 82 61 322 353 354 1.7 1.4e+15 7.4e+29 77 C2 C3 195 PHTX DST Java Movie
    2009/06/02 20:58:38 357 4 273 427 1329 73.9*1 ---- ---- 359 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/02 23:30:03 33 7 342 417 1048 42.5*1 ---- ---- 37 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/02 23:30:03 297 7 406 690 2391 250.6*1 ---- ---- 292 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/03 00:30:03 258 31 196 198 212 0.3*1 7.8e+13 1.5e+28 262 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/03 04:06:03 29 6 390 455 953 33.3*1 ---- ---- 36 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/03 04:54:03 275 65 223 239 248 0.8*1 7.2e+14 1.8e+29 275 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/03 10:30:15 101 15 313 356 456 5.6*1 ---- ---- 96 C2 C3 195 PHTX DST Java Movie
    2009/06/03 12:50:03 81 31 383 420 412 2.0*1 2.0e+14 1.5e+29 85 C2 C3 195 PHTX DST Java Movie
    2009/06/04 02:50:03 33 6 372 434 929 33.0*1 ---- ---- 38 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/04 04:50:03 247 11 262 222 0 -18.2*1 ---- ---- 253 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/05 22:06:03 177 6 398 271 0 -48.3*1 ---- ---- 177 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/06/06 19:32:11 250 13 243 274 337 3.3*1 ---- ---- 255 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/07 05:30:03 98 32 133 149 205 1.3*1 1.8e+13 1.6e+27 94 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/06/07 22:06:03 173 5 203 192 0 -3.3*1 ---- ---- 170 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/08 14:50:04 66 27 198 202 236 0.7*1 4.5e+13 8.9e+27 64 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/08 19:27:14 171 7 338 301 0 -15.6*1 ---- ---- 168 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/10 15:26:07 5 6 297 463 1801 134.6*1 ---- ---- 4 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/11 06:06:04 98 28 283 285 286 0.1*1 1.7e+14 6.7e+28 94 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/11 19:27:14 97 26 198 240 273 2.2*1 1.5e+14 2.9e+28 93 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/12 09:50:03 340 6 199 143 0 -17.6*1 ---- ---- 337 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/12 11:06:03 63 8 280 227 0 -28.6*1 ---- ---- 69 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/13 06:50:05 101 51 160 345 295 3.7*1 2.3e+15 2.9e+29 90 C2 C3 195 PHTX DST Java Movie
    2009/06/14 06:06:03 64 18 359 359 358 -0.0*1 ---- ---- 73 C2 C3 195 PHTX DST Java Movie
    2009/06/14 06:26:03 279 45 206 162 0 -8.5*1 6.6e+13 1.4e+28 278 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/14 11:06:03 5 7 467 677 1959 161.1*1 ---- ---- 4 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/14 13:27:11 5 4 540 751 2026 175.5*1 ---- ---- 5 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/15 12:26:04 305 79 68 154 313 4.1*1 6.1e+14 1.4e+28 313 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/15 17:26:03 98 30 281 322 420 5.0*1 1.4e+14 5.5e+28 98 C2 C3 195 PHTX DST Java Movie
    2009/06/16 03:26:06 116 78 238 213 175 -1.6*1 5.7e+14 1.6e+29 102 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/16 06:06:03 301 13 195 237 422 6.4*1 ---- ---- 292 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/16 11:06:03 336 6 280 313 809 25.6*1 ---- ---- 334 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/16 11:06:03 290 9 265 302 317 2.0*1 ---- ---- 290 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/16 13:50:03 254 13 345 463 671 16.5*1 ---- ---- 254 C2 C3 195 PHTX DST Java Movie
    2009/06/16 16:26:03 246 110 117 121 132 0.2*1 2.6e+14 1.8e+28 261 C2 C3 195 PHTX DST Java Movie
    2009/06/17 05:26:03 102 35 251 298 606 13.5*1 4.6e+13 1.5e+28 110 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/06/17 13:31:36 60 8 231 151 0 -34.6*1 ---- ---- 64 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/17 22:30:03 242 12 516 644 1320 68.9*1 ---- ---- 247 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/18 07:31:36 273 54 246 240 212 -0.7*1 1.5e+14 4.5e+28 291 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/18 18:54:03 58 9 186 199 455 7.4*1 ---- ---- 61 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/19 01:06:03 175 6 338 398 914 31.3*1 ---- ---- 174 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/19 01:30:03 155 6 359 323 0 -20.3*1 ---- ---- 148 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/19 14:30:03 73 38 143 226 266 2.7*1 6.6e+14 6.8e+28 70 C2 C3 195 PHTX DST Java Movie
    2009/06/20 03:54:05 67 29 363 426 426 3.8 1.6e+14 1.1e+29 82 C2 C3 195 PHTX DST Java Movie
    2009/06/20 23:06:50 65 9 96 136 825 28.2*1 ---- ---- 69 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/21 17:30:03 73 58 432 424 419 -0.8 6.0e+14 5.6e+29 59 C2 C3 195 PHTX DST Java Movie
    2009/06/22 12:54:03 352 7 442 397 0 -24.1*1 ---- ---- 351 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2009/06/22 19:54:03 168 5 421 274 0 -143.2*1 ---- ---- 166 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/22 22:30:03 241 47 126 184 223 1.9*1 4.6e+14 3.6e+28 241 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/06/23 08:54:03 168 3 208 72 0 -130.6*1 ---- ---- 165 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/23 15:30:03 168 5 314 491 1953 156.6*1 ---- ---- 164 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/23 23:48:20 269 39 153 222 377 5.6*1 1.1e+14 1.3e+28 268 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/24 08:30:03 87 17 260 272 427 5.0*1 ---- ---- 92 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/06/24 16:30:03 17 4 545 880 2576 295.4*1 ---- ---- 23 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/24 16:54:03 179 3 254 180 0 -71.6*1 ---- ---- 179 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/06/25 09:30:03 188 4 193 --- --- --- ---- ---- 190 C2 C3 195 PHTX DST Java Movie only two points; Very Poor Event; Only 2 points; Only C2
    2009/06/25 11:06:03 286 11 257 171 0 -14.6*1 ---- ---- 281 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/25 14:30:03 254 9 139 176 436 7.6*1 ---- ---- 260 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/25 20:58:40 289 8 294 341 677 16.8*1 ---- ---- 283 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/25 21:54:03 335 5 131 34 0 -34.5*1 ---- ---- 334 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/26 08:30:03 82 62 252 486 603 14.8*1 1.2e+15 3.8e+29 76 C2 C3 195 PHTX DST Java Movie
    2009/06/27 04:30:03 84 31 175 183 199 0.5*1 4.2e+13 6.4e+27 88 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/27 13:06:03 85 9 285 415 507 9.7*1 ---- ---- 85 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/06/27 14:54:03 259 45 139 274 287 3.5*1 1.3e+15 1.3e+29 253 C2 C3 195 PHTX DST Java Movie
    2009/06/27 18:30:03 87 8 235 263 332 3.0*1 ---- ---- 89 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/28 05:54:03 259 27 265 230 69 -3.5*1 5.9e+12 2.1e+27 245 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/06/28 07:54:03 294 6 236 281 580 12.4*1 ---- ---- 289 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/06/29 10:30:22 98 26 196 246 311 3.1*1 3.9e+14 7.6e+28 91 C2 C3 195 PHTX DST Java Movie
    2009/06/29 20:30:03 285 13 141 133 0 -1.1*1 ---- ---- 283 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/06/30 02:06:03 87 12 139 270 316 4.1*1 ---- ---- 89 C2 C3 195 PHTX DST Java Movie
    2009/06/30 17:28:24 217 66 136 184 235 2.1*1 3.4e+14 3.2e+28 232 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).