• 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
    2024/09/01 00:24:05 66 23 312 408 405 5.1*1 7.3e+12 3.5e+27 63 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/01 03:24:05 228 28 210 207 191 -0.4*1 9.2e+12 2.0e+27 223 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/01 03:24:05 320 124 268 202 135 -3.7*1 2.0e+14*2 7.1e+28*2 339 C2 C3 PHTX DST Java Movie Very Poor Event; Partial Halo
    2024/09/01 04:36:06 202 253 193 289 811 26.9*1 1.8e+14*2 3.3e+28*2 216 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2; Partial Halo
    2024/09/01 06:00:05 66 59 392 282 242 -8.0*1 1.5e+15 1.1e+30 69 C2 C3 PHTX DST Java Movie Very Poor Event
    2024/09/01 12:00:05 Halo 360 1381 1752 1546 53.5 3.7e+16*2 3.5e+32*2 144 C2 C3 PHTX DST Java Movie
    2024/09/01 19:36:05 143 26 807 771 790 -3.5*1 5.7e+13 1.9e+29 145 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/01 21:24:05 65 38 318 343 465 5.5*1 5.1e+14 2.6e+29 66 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/02 06:36:05 63 104 517 618 577 6.8*1 5.9e+15 7.9e+30 60 C2 C3 PHTX DST Java Movie
    2024/09/02 08:12:05 231 30 406 366 278 -5.0*1 3.7e+14 3.0e+29 234 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/02 09:12:11 313 30 197 242 481 8.6*1 3.5e+14 6.8e+28 310 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/02 12:12:06 347 85 189 364 440 8.5*1 6.1e+14 1.1e+29 1 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/02 13:25:54 230 17 324 361 546 9.3*1 ---- ---- 231 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/02 13:25:54 85 64 473 452 461 -1.3*1 4.1e+15 4.5e+30 85 C2 C3 PHTX DST Java Movie
    2024/09/02 14:12:05 116 75 719 833 825 12.9*1 2.0e+15 5.3e+30 114 C2 C3 PHTX DST Java Movie
    2024/09/02 17:36:05 126 45 200 378 973 39.0*1 6.2e+14 1.2e+29 124 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/03 02:12:05 120 46 177 73 0 -28.2*1 3.1e+14 4.9e+28 115 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/03 08:00:05 Halo 360 1265 1108 1195 -23.5 1.4e+16*2 1.1e+32*2 288 C2 C3 PHTX DST Java Movie
    2024/09/03 19:48:05 56 102 520 426 481 -5.5 5.9e+15 8.0e+30 56 C2 C3 PHTX DST Java Movie
    2024/09/04 15:48:05 261 95 905 929 947 5.0*1 2.7e+14 1.1e+30 242 C2 C3 PHTX DST Java Movie Very Poor Event
    2024/09/05 00:12:06 294 187 325 372 402 3.5*1 6.3e+15*2 3.3e+30*2 332 C2 C3 PHTX DST Java Movie Poor Event; Partial Halo
    2024/09/05 07:00:05 Halo 360 1274 976 1165 -46.1 2.6e+16*2 2.1e+32*2 15 C2 C3 PHTX DST Java Movie
    2024/09/05 10:00:05 279 69 437 620 794 23.0*1 3.6e+14 3.4e+29 275 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/06 10:12:05 289 26 309 408 487 8.0*1 3.1e+12 1.5e+27 299 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/06 11:12:06 232 28 415 626 822 26.5*1 3.7e+14 3.2e+29 226 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/06 14:36:05 292 53 382 396 422 1.8*1 2.7e+14 1.9e+29 292 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/06 18:00:06 185 79 484 561 1003 35.1*1 1.1e+14 1.3e+29 205 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/06 20:48:06 328 78 192 98 0 -16.3*1 3.3e+14 6.1e+28 326 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/06 22:00:06 172 63 54 80 203 1.7*1 1.9e+15 2.7e+28 177 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/07 00:48:06 216 20 585 707 1235 53.8*1 5.7e+13 9.8e+28 208 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/07 05:24:05 31 85 148 121 0 -1.4*1 1.3e+15 1.5e+29 29 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/07 07:12:05 172 115 366 378 379 0.8*1 7.9e+15 5.3e+30 180 C2 C3 PHTX DST Java Movie
    2024/09/07 11:00:07 249 20 524 458 89 -14.4*1 2.0e+14 2.8e+29 250 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/07 11:00:07 285 66 163 62 0 -16.4*1 1.8e+14 2.4e+28 287 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/07 20:36:07 276 100 508 389 320 -11.1*1 8.5e+14 1.1e+30 275 C2 C3 PHTX DST Java Movie
    2024/09/07 21:48:05 55 31 234 112 0 -11.5*1 3.1e+14 8.5e+28 42 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/08 00:48:05 56 73 422 583 671 16.2*1 1.3e+15 1.2e+30 42 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/08 01:25:34 306 166 535 402 354 -13.2*1 2.6e+15*2 3.7e+30*2 315 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/08 10:24:06 293 58 501 599 1053 39.5*1 ---- ---- 288 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/09 00:36:05 266 211 836 1421 1200 55.3 2.1e+16*2 7.4e+31*2 279 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/09 05:24:05 Halo 360 1522 1320 1466 -35.2 3.8e+16*2 4.4e+32*2 55 C2 C3 PHTX DST Java Movie
    2024/09/09 13:25:32 19 105 418 459 458 2.7 5.0e+15 4.4e+30 15 C2 C3 PHTX DST Java Movie
    2024/09/10 00:24:05 Halo 360 643 646 645 0.3 1.4e+16*2 3.0e+31*2 359 C2 C3 PHTX DST Java Movie
    2024/09/10 05:12:05 165 106 309 593 504 10.6 9.2e+15 4.4e+30 164 C2 C3 PHTX DST Java Movie
    2024/09/10 10:48:06 140 59 186 148 0 -5.8*1 9.4e+14 1.6e+29 133 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/10 20:12:05 198 169 606 513 554 -7.5*1 1.3e+15*2 2.4e+30*2 188 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/11 02:24:06 2 125 567 651 660 8.2*1 1.3e+15*2 2.1e+30*2 359 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/11 05:00:05 108 25 553 760 1723 117.7*1 5.2e+13 8.0e+28 107 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/11 09:24:05 22 49 368 244 0 -13.4*1 8.7e+13 5.9e+28 15 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/11 12:24:05 284 28 400 315 0 -11.0*1 2.3e+14 1.8e+29 277 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/11 12:36:07 261 40 167 110 0 -4.9*1 1.0e+15 1.4e+29 260 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/11 16:48:05 130 85 922 649 451 -50.1*1 4.4e+14 1.9e+30 112 C2 C3 PHTX DST Java Movie
    2024/09/11 19:36:05 266 49 205 233 277 1.9*1 7.9e+14 1.7e+29 260 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/12 00:36:05 252 90 202 211 317 2.6*1 2.0e+14 4.1e+28 263 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/12 03:36:06 96 22 243 301 740 21.0*1 1.3e+14 3.7e+28 96 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/12 16:48:06 242 69 187 105 0 -18.4*1 4.2e+14 7.3e+28 248 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/12 19:24:05 88 71 216 178 0 -6.6*1 9.3e+15 2.2e+30 80 C2 C3 PHTX DST Java Movie Only C2
    2024/09/12 21:48:06 78 144 513 413 479 -5.6 2.1e+16*2 2.8e+31*2 78 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/13 00:36:05 245 57 154 251 826 28.4*1 3.1e+15 3.7e+29 248 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/13 01:36:06 260 222 627 942 791 22.5 3.6e+16*2 7.0e+31*2 250 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/13 10:12:06 308 117 541 610 588 5.0 1.8e+15 2.6e+30 318 C2 C3 PHTX DST Java Movie
    2024/09/13 13:25:32 85 35 470 416 318 -7.6*1 3.9e+14 4.3e+29 80 C2 C3 PHTX DST Java Movie
    2024/09/13 20:24:05 107 35 368 398 497 5.4*1 7.7e+14 5.2e+29 106 C2 C3 PHTX DST Java Movie
    2024/09/14 01:36:06 225 49 432 479 712 16.9*1 2.3e+13 2.2e+28 217 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/14 06:54:06 214 162 602 540 523 -16.0*1 1.6e+15*2 2.9e+30*2 212 C2 C3 PHTX DST Java Movie Only C3; Partial Halo
    2024/09/14 15:36:06 Halo 360 2366 2713 2543 111.4 1.7e+16*2 4.7e+32*2 95 C2 C3 PHTX DST Java Movie
    2024/09/16 07:36:06 50 45 312 380 557 10.4*1 5.2e+14 2.5e+29 48 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/16 21:50:32 259 56 327 324 319 -0.3*1 2.8e+13 1.5e+28 263 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/17 02:12:05 255 33 355 354 350 -0.2*1 9.8e+12 6.2e+27 261 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/17 04:48:06 70 15 553 709 1367 69.9*1 ---- ---- 68 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/17 10:36:05 60 31 150 157 210 1.0*1 7.8e+14 8.8e+28 50 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/17 12:24:05 53 75 56 58 69 0.1*1 ---- ---- 53 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/17 12:48:05 83 23 986 929 849 -16.6*1 8.9e+13 4.3e+29 65 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/17 19:24:05 177 36 265 254 234 -0.9*1 6.2e+14 2.2e+29 169 C2 C3 PHTX DST Java Movie
    2024/09/18 02:48:05 163 21 248 217 81 -2.9*1 4.3e+14 1.3e+29 162 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/18 06:12:05 180 129 633 590 599 -4.1*1 2.6e+15*2 5.2e+30*2 197 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/18 12:36:05 160 161 1437 1346 1390 -17.1*1 3.7e+15*2 3.8e+31*2 121 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/18 18:12:06 290 28 225 295 827 27.1*1 3.1e+14 7.8e+28 297 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/18 22:12:05 289 27 532 409 391 -11.0*1 3.3e+14 4.6e+29 308 C2 C3 PHTX DST Java Movie
    2024/09/19 05:12:05 331 112 327 694 587 14.7*1 8.3e+15 4.4e+30 326 C2 C3 PHTX DST Java Movie
    2024/09/19 18:00:07 308 73 170 260 450 8.1*1 2.2e+14 3.1e+28 307 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/19 21:48:05 52 16 411 415 444 1.3*1 ---- ---- 47 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/20 11:36:05 68 45 174 255 571 13.2*1 3.8e+14 5.7e+28 58 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/20 14:36:05 172 29 170 156 0 -2.8*1 2.5e+14 3.6e+28 171 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/20 14:36:05 70 47 328 616 1216 61.4*1 ---- ---- 62 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/20 20:48:05 291 16 404 541 1201 56.9*1 ---- ---- 293 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/20 22:12:05 228 46 150 222 730 22.0*1 2.5e+14 2.8e+28 233 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/21 09:12:11 68 31 265 190 0 -28.6*1 1.8e+14 6.2e+28 58 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/21 11:12:05 297 17 458 447 404 -2.3*1 ---- ---- 297 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/21 16:00:07 13 123 290 521 437 7.6 7.8e+15*2 3.3e+30*2 20 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/21 19:12:07 151 26 257 251 114 -2.3*1 1.1e+14 3.5e+28 156 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/21 19:48:05 317 12 508 418 0 -32.5*1 ---- ---- 320 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/21 21:12:09 245 15 239 171 0 -11.6*1 ---- ---- 247 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/22 04:00:05 158 20 370 398 601 10.2*1 1.3e+14 8.8e+28 158 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/22 07:00:05 310 66 210 223 284 1.7*1 4.5e+14 9.9e+28 302 C2 C3 PHTX DST Java Movie Very Poor Event
    2024/09/22 14:24:05 296 11 408 0 0 -214.4*1 ---- ---- 300 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/22 15:36:05 298 24 275 275 275 -0.0*1 1.1e+14 4.3e+28 304 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/22 19:12:05 298 26 488 430 343 -7.5*1 1.7e+14 2.0e+29 308 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/22 21:36:05 Halo 360 1256 1188 1211 -11.9 5.1e+15*2 4.1e+31*2 128 C2 C3 PHTX DST Java Movie
    2024/09/23 08:00:05 246 13 358 246 0 -53.3*1 ---- ---- 247 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/23 20:36:05 210 114 320 629 518 11.5 1.3e+16 6.5e+30 196 C2 C3 PHTX DST Java Movie
    2024/09/24 01:25:52 314 34 506 353 117 -18.8*1 4.5e+14 5.7e+29 313 C2 C3 PHTX DST Java Movie
    2024/09/24 04:00:06 170 63 773 574 645 -20.9*1 3.2e+15 9.5e+30 156 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/25 11:24:05 105 46 102 33 0 -18.6*1 1.6e+14 8.3e+27 103 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/25 15:00:06 117 75 143 151 265 2.1*1 3.8e+14 3.9e+28 103 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/25 19:00:05 109 51 193 178 0 -6.4*1 1.3e+14 2.4e+28 106 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/25 23:36:06 108 65 188 143 0 -9.0*1 2.2e+14 3.9e+28 100 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/26 00:48:05 261 31 161 177 411 6.0*1 1.3e+14 1.7e+28 265 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/26 08:12:05 241 154 395 665 563 12.2 1.7e+16*2 1.3e+31*2 213 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/26 12:12:06 28 113 328 388 394 3.6*1 3.7e+15 2.0e+30 40 C2 C3 PHTX DST Java Movie
    2024/09/26 20:12:05 120 90 250 206 0 -6.0*1 1.6e+15 4.9e+29 99 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/26 23:12:10 137 93 267 304 448 6.5*1 2.2e+15 8.0e+29 132 C2 C3 PHTX DST Java Movie
    2024/09/27 01:25:53 142 124 247 368 323 3.9*1 1.3e+16*2 3.9e+30*2 144 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/27 09:12:09 99 48 410 272 0 -28.7*1 2.5e+14 2.1e+29 108 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/28 08:00:07 114 39 210 125 0 -42.6*1 4.1e+13 9.1e+27 113 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/28 10:36:05 234 24 148 215 528 11.3*1 3.0e+14 3.3e+28 230 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/28 11:00:05 153 74 401 251 199 -10.0*1 1.4e+13 1.1e+28 153 C2 C3 PHTX DST Java Movie Very Poor Event
    2024/09/28 16:00:05 309 18 520 577 869 22.3*1 ---- ---- 319 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/28 16:48:05 97 36 251 276 341 2.7*1 2.2e+14 6.8e+28 83 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/29 05:36:07 260 130 939 964 951 2.7*1 4.4e+15*2 1.9e+31*2 253 C2 C3 PHTX DST Java Movie Poor Event; Partial Halo
    2024/09/29 08:12:05 66 132 519 563 537 2.6 1.1e+16*2 1.5e+31*2 70 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/29 11:24:07 222 25 98 0 0 -12.1*1 2.0e+14 9.6e+27 224 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/29 18:12:05 283 21 254 283 502 8.3*1 8.3e+13 2.7e+28 296 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/29 23:36:05 236 32 187 141 0 -8.6*1 1.8e+14 3.1e+28 233 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2024/09/30 00:24:05 64 17 505 736 941 33.6*1 ---- ---- 69 C2 C3 PHTX DST Java Movie Poor Event
    2024/09/30 03:12:06 69 129 619 658 644 3.2*1 1.0e+16*2 1.9e+31*2 79 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/30 05:24:05 238 41 336 235 0 -14.5*1 3.3e+14 1.8e+29 231 C2 C3 PHTX DST Java Movie
    2024/09/30 12:36:05 341 54 147 191 435 7.3*1 5.6e+14 6.1e+28 341 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2024/09/30 14:00:05 183 62 368 362 360 -0.4*1 1.7e+15 1.2e+30 175 C2 C3 PHTX DST Java Movie
    2024/09/30 14:12:06 153 29 500 431 394 -6.8*1 5.3e+14 6.6e+29 153 C2 C3 PHTX DST Java Movie
    2024/09/30 16:12:05 282 126 895 700 819 -22.3*1 3.4e+15*2 1.4e+31*2 249 C2 C3 PHTX DST Java Movie Partial Halo
    2024/09/30 21:24:05 318 44 92 68 0 -2.8*1 8.6e+14 3.6e+28 324 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2

    *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).