• 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
    2022/06/01 16:12:12 52 24 318 374 479 6.5*1 1.4e+14 7.2e+28 56 C2 C3 PHTX DST Java Movie
    2022/06/02 06:12:09 265 168 497 493 494 -0.3 4.6e+15*2 5.7e+30*2 224 C2 C3 PHTX DST Java Movie Partial Halo
    2022/06/02 06:48:05 82 85 581 629 717 9.7*1 1.1e+15 1.8e+30 77 C2 C3 PHTX DST Java Movie
    2022/06/02 21:49:25 87 24 225 221 180 -0.8*1 1.8e+14 4.5e+28 90 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/03 11:48:05 47 18 223 154 0 -12.2*1 ---- ---- 52 C2 C3 PHTX DST Java Movie Very Poor Event
    2022/06/04 02:12:10 275 76 98 194 228 2.3*1 2.4e+15 1.2e+29 271 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/04 03:36:10 20 93 518 624 602 7.8 2.0e+15 2.7e+30 28 C2 C3 PHTX DST Java Movie
    2022/06/04 06:12:09 93 33 189 140 0 -8.0*1 1.0e+14 1.8e+28 98 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/04 16:12:10 151 22 310 209 0 -34.5*1 8.3e+13 4.0e+28 151 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/05 13:16:58 120 75 764 637 679 -17.4 4.2e+17 1.2e+33 117 C2 C3 PHTX DST Java Movie
    2022/06/05 14:12:09 241 70 550 450 469 -8.9*1 1.1e+15 1.7e+30 233 C2 C3 PHTX DST Java Movie
    2022/06/06 02:24:05 143 41 168 245 579 13.6*1 3.5e+14 5.0e+28 140 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/07 03:36:05 318 240 617 365 0 -33.4*1 2.0e+15*2 3.9e+30*2 335 C2 C3 PHTX DST Java Movie Very Poor Event; Partial Halo
    2022/06/07 14:36:05 312 48 398 476 550 8.9*1 1.4e+14 1.1e+29 310 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/07 21:36:05 136 128 900 572 700 -38.2 1.6e+15*2 6.4e+30*2 138 C2 C3 PHTX DST Java Movie Partial Halo
    2022/06/07 23:12:10 351 76 261 251 215 -1.3*1 6.0e+13 2.0e+28 358 C2 C3 PHTX DST Java Movie
    2022/06/08 05:48:05 266 45 244 397 1014 41.8*1 2.3e+14 6.9e+28 263 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/08 16:00:05 276 79 232 417 364 5.5 7.6e+15 2.0e+30 271 C2 C3 PHTX DST Java Movie
    2022/06/08 20:24:05 25 119 211 218 300 2.0*1 2.0e+14 4.5e+28 38 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/09 19:00:05 151 147 296 702 998 42.4*1 1.9e+15*2 8.4e+29*2 132 C2 C3 PHTX DST Java Movie Very Poor Event; Partial Halo
    2022/06/10 06:12:11 54 82 256 266 309 1.5*1 1.1e+15 3.7e+29 57 C2 C3 PHTX DST Java Movie
    2022/06/10 09:12:10 48 81 267 301 515 8.8*1 2.7e+14 9.7e+28 49 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/11 15:36:05 117 15 400 511 1047 42.4*1 ---- ---- 118 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/11 16:36:05 251 14 339 461 1081 46.5*1 ---- ---- 257 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/11 19:00:05 109 10 361 331 0 -20.8*1 ---- ---- 115 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/12 18:00:05 129 11 349 417 984 37.5*1 ---- ---- 131 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/12 20:12:05 209 72 204 161 0 -15.7*1 1.6e+14 3.3e+28 215 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/13 01:48:05 55 82 186 165 0 -7.6*1 1.3e+15 2.3e+29 46 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/13 03:12:11 Halo 360 1150 1282 1218 17.5 2.3e+16*2 1.5e+32*2 98 C2 C3 PHTX DST Java Movie
    2022/06/13 10:24:05 221 85 708 623 509 -15.1*1 3.4e+14 8.6e+29 206 C2 C3 PHTX DST Java Movie
    2022/06/13 11:48:05 78 48 351 399 407 3.1*1 8.3e+14 5.1e+29 100 C2 C3 PHTX DST Java Movie
    2022/06/13 16:36:05 55 31 638 513 505 -13.1 1.5e+15 3.1e+30 51 C2 C3 PHTX DST Java Movie
    2022/06/13 18:24:05 233 73 596 622 633 3.2*1 1.2e+15 2.2e+30 238 C2 C3 PHTX DST Java Movie
    2022/06/14 01:25:48 Halo 360 662 457 401 -27.5*1 7.6e+15*2 1.7e+31*2 7 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/14 08:12:05 339 46 317 333 345 1.2 9.1e+14 4.6e+29 345 C2 C3 PHTX DST Java Movie
    2022/06/14 09:12:12 105 51 162 194 366 5.0*1 7.9e+13 1.0e+28 114 C2 C3 PHTX DST Java Movie Only C2
    2022/06/14 20:24:06 93 15 383 382 378 -0.2*1 ---- ---- 99 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/15 20:56:53 213 122 288 317 349 2.6*1 5.5e+12*2 2.3e+27*2 200 C2 C3 PHTX DST Java Movie Poor Event; Partial Halo
    2022/06/15 23:12:11 55 28 506 523 539 2.1*1 6.1e+14 7.8e+29 54 C2 C3 PHTX DST Java Movie
    2022/06/16 04:00:06 188 38 405 490 960 34.4*1 3.0e+14 2.5e+29 185 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/17 05:00:05 318 58 516 743 937 32.6*1 3.2e+14 4.3e+29 309 C2 C3 PHTX DST Java Movie
    2022/06/17 13:36:25 185 103 882 744 791 -15.8*1 9.7e+14 3.8e+30 207 C2 C3 PHTX DST Java Movie
    2022/06/18 00:00:05 18 49 227 340 609 17.2*1 2.7e+13 7.1e+27 28 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/18 04:36:05 309 18 619 707 967 27.5*1 ---- ---- 316 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/18 10:24:05 63 24 364 416 742 19.0*1 8.5e+13 5.6e+28 68 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/19 00:12:05 50 28 760 709 708 -6.7 1.2e+15 3.4e+30 54 C2 C3 PHTX DST Java Movie
    2022/06/19 05:00:05 39 52 154 246 331 4.2*1 8.0e+14 9.4e+28 48 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/19 07:00:05 171 65 413 621 852 30.1*1 5.7e+14 4.8e+29 166 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/19 22:24:05 69 52 660 560 437 -16.4 6.1e+14 1.3e+30 64 C2 C3 PHTX DST Java Movie
    2022/06/20 15:24:05 287 67 520 479 423 -5.7*1 8.1e+14 1.1e+30 286 C2 C3 PHTX DST Java Movie
    2022/06/21 00:36:05 206 49 464 474 496 1.7*1 2.9e+14 3.2e+29 208 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/21 12:12:05 321 21 276 360 392 4.8*1 8.1e+14 3.1e+29 329 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/21 19:48:06 289 20 309 347 604 12.1*1 2.1e+14 1.0e+29 289 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/22 00:00:05 271 92 238 444 1107 51.0*1 9.6e+14 2.7e+29 279 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/22 05:48:05 58 56 228 315 681 18.2*1 1.2e+14 3.0e+28 58 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/22 11:24:05 90 30 478 524 593 6.6*1 3.9e+14 4.5e+29 87 C2 C3 PHTX DST Java Movie
    2022/06/22 14:24:05 77 54 227 225 203 -0.5*1 2.0e+14 5.1e+28 72 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/22 16:12:06 11 39 329 435 486 8.4*1 1.1e+13 5.9e+27 21 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/22 23:48:05 193 31 488 532 601 6.7*1 2.7e+14 3.2e+29 194 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/23 04:00:05 286 12 271 193 0 -35.8*1 ---- ---- 279 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/23 06:00:05 88 104 695 912 1039 34.7*1 9.1e+14 2.2e+30 94 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/23 08:48:05 206 17 526 533 612 4.4*1 ---- ---- 202 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/23 13:25:46 315 40 453 517 571 8.4*1 7.2e+13 7.3e+28 323 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/23 17:36:07 308 26 413 487 519 6.6*1 1.1e+14 9.4e+28 315 C2 C3 PHTX DST Java Movie
    2022/06/24 09:12:09 198 13 512 462 0 -33.8*1 ---- ---- 194 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/24 10:24:05 51 52 340 287 0 -12.4*1 3.5e+14 2.0e+29 57 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/24 17:12:05 239 55 504 543 576 5.0*1 1.2e+15 1.5e+30 230 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/24 19:36:05 73 71 287 341 597 12.6*1 3.4e+14 1.4e+29 69 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/25 06:00:06 149 13 662 623 0 -25.2*1 ---- ---- 148 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/25 10:36:05 275 58 231 176 0 -9.4*1 1.5e+14 4.0e+28 274 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/26 02:48:05 191 19 811 1011 1449 73.8*1 ---- ---- 194 C2 C3 PHTX DST Java Movie Very Poor Event
    2022/06/26 03:36:05 Halo 360 980 991 984 1.2 1.1e+16*2 5.4e+31*2 203 C2 C3 PHTX DST Java Movie
    2022/06/26 11:24:05 311 60 616 602 604 -1.4*1 8.2e+14 1.6e+30 309 C2 C3 PHTX DST Java Movie
    2022/06/26 12:00:05 171 63 367 468 464 7.1*1 3.9e+12 2.6e+27 169 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/26 13:48:06 202 40 379 423 483 5.1*1 1.2e+14 8.7e+28 199 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/26 19:48:05 72 190 200 249 388 5.4*1 5.7e+14*2 1.1e+29*2 39 C2 C3 PHTX DST Java Movie Poor Event; Partial Halo
    2022/06/26 20:00:06 208 20 367 359 331 -1.3*1 4.3e+13 2.9e+28 207 C2 C3 PHTX DST Java Movie Very Poor Event
    2022/06/27 18:36:05 256 77 258 325 618 14.2*1 2.5e+14 8.3e+28 243 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2022/06/27 22:24:05 271 121 296 279 199 -2.5*1 1.1e+15*2 4.6e+29*2 296 C2 C3 PHTX DST Java Movie Poor Event; Partial Halo
    2022/06/28 04:12:05 249 17 1260 1161 1030 -33.7*1 ---- ---- 245 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/28 06:36:05 242 8 529 787 1869 143.4*1 ---- ---- 244 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/28 08:00:05 248 15 746 1010 1657 104.4*1 ---- ---- 244 C2 C3 PHTX DST Java Movie Very Poor Event
    2022/06/28 09:12:09 244 15 1127 844 0 -194.3*1 ---- ---- 249 C2 C3 PHTX DST Java Movie Very Poor Event
    2022/06/28 11:12:05 250 17 648 579 0 -46.0*1 ---- ---- 247 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/28 12:12:05 213 22 153 241 578 14.0*1 2.5e+14 3.0e+28 211 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/28 13:48:05 256 17 560 254 0 -128.1*1 ---- ---- 253 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/28 18:36:05 259 18 1562 1616 1748 34.3*1 ---- ---- 262 C2 C3 PHTX DST Java Movie Very Poor Event
    2022/06/28 23:06:13 256 20 940 652 564 -53.7*1 1.7e+14 7.4e+29 260 C2 C3 PHTX DST Java Movie Poor Event
    2022/06/29 00:48:05 210 42 151 149 123 -0.3*1 1.7e+14 2.0e+28 214 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2022/06/29 10:36:05 208 129 665 687 686 2.3 6.1e+15*2 1.3e+31*2 218 C2 C3 PHTX DST Java Movie Partial Halo
    2022/06/29 14:36:05 273 97 303 396 413 5.2 2.1e+15 9.6e+29 253 C2 C3 PHTX DST Java Movie
    2022/06/29 22:36:05 279 25 1070 1057 1060 -2.4 1.2e+15 7.1e+30 281 C2 C3 PHTX DST Java Movie
    2022/06/30 03:12:11 288 252 554 539 545 -1.2 3.4e+15*2 5.2e+30*2 324 C2 C3 PHTX DST Java Movie Partial Halo
    2022/06/30 22:36:06 91 46 344 321 0 -7.8*1 7.1e+14 4.2e+29 89 C2 C3 PHTX DST Java Movie 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).