• 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
    2020/11/01 01:25:46 211 6 652 356 0 -446.6*1 ---- ---- 217 C2 C3 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2020/11/01 03:48:05 270 13 414 647 1609 104.8*1 ---- ---- 273 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/01 06:12:05 87 34 297 269 0 -14.9*1 9.2e+12 4.0e+27 91 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/01 08:48:05 88 21 319 288 0 -20.2*1 2.1e+13*2 1.1e+28*2 92 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/01 11:00:06 270 16 214 165 0 -9.4*1 ---- ---- 271 C2 C3 PHTX DST Java Movie Very Poor Event
    2020/11/01 19:48:05 266 36 289 261 0 -4.3*1 4.8e+14 2.0e+29 264 C2 C3 PHTX DST Java Movie
    2020/11/02 05:12:05 98 61 607 744 1272 58.1*1 2.0e+14 3.7e+29 99 C2 C3 PHTX DST Java Movie
    2020/11/02 23:12:11 313 11 577 370 0 -288.8*1 ---- ---- 307 C2 C3 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2020/11/03 16:00:05 97 47 299 349 658 15.5*1 2.3e+12 1.0e+27 89 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/03 22:24:05 104 49 231 211 0 -5.6*1 8.6e+13 2.3e+28 98 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/04 14:00:05 268 54 243 383 1062 45.9*1 3.1e+13 9.1e+27 266 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/04 23:12:10 342 10 669 586 0 -115.8*1 ---- ---- 334 C2 C3 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2020/11/05 11:48:05 36 5 445 425 0 -26.9*1 ---- ---- 41 C2 C3 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2020/11/06 00:24:05 292 6 178 219 433 8.0*1 ---- ---- 283 C2 C3 PHTX DST Java Movie Very Poor Event
    2020/11/06 18:48:05 189 9 1068 768 0 -416.2*1 ---- ---- 193 C2 C3 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2020/11/07 07:24:05 265 33 373 305 0 -26.5*1 1.7e+12 1.2e+27 267 C2 C3 PHTX DST Java Movie Very Poor Event
    2020/11/08 13:25:42 301 38 104 55 0 -14.3*1 6.2e+13 3.4e+27 296 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/08 19:12:05 270 72 195 244 305 2.9*1 9.9e+14 1.9e+29 286 C2 C3 PHTX DST Java Movie
    2020/11/09 00:12:05 262 84 137 178 228 1.9*1 3.7e+14 3.5e+28 261 C2 C3 PHTX DST Java Movie Poor Event
    2020/11/10 23:12:12 258 9 345 254 0 -126.7*1 ---- ---- 262 C2 C3 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2020/11/11 12:48:05 112 33 114 158 239 2.2*1 4.7e+13 3.1e+27 119 C2 C3 PHTX DST Java Movie Poor Event
    2020/11/11 19:36:05 123 75 364 371 423 2.2*1 3.1e+14 2.0e+29 130 C2 C3 PHTX DST Java Movie
    2020/11/12 01:48:05 94 40 185 230 556 12.2*1 2.6e+13 4.4e+27 100 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/12 11:24:05 303 22 177 104 0 -28.0*1 2.0e+13 3.2e+27 301 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/13 18:00:05 296 26 242 311 849 28.7*1 1.7e+13 5.1e+27 300 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/14 03:12:09 121 27 144 171 263 2.3*1 1.2e+14 1.2e+28 124 C2 C3 PHTX DST Java Movie Poor Event
    2020/11/14 08:12:05 283 71 292 279 219 -2.0*1 1.1e+14 4.5e+28 293 C2 C3 PHTX DST Java Movie Poor Event
    2020/11/14 09:36:05 68 11 569 746 1763 121.1*1 ---- ---- 75 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/14 22:36:05 124 14 230 210 0 -3.8*1 ---- ---- 121 C2 C3 PHTX DST Java Movie Poor Event
    2020/11/16 04:00:06 294 34 200 213 401 5.2*1 8.8e+12 1.8e+27 291 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/16 04:24:05 120 6 164 210 441 7.8*1 ---- ---- 116 C2 C3 PHTX DST Java Movie Very Poor Event
    2020/11/16 12:48:05 3 12 220 370 1539 98.1*1 ---- ---- 358 C2 C3 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2020/11/17 05:36:05 66 4 267 185 0 -57.4*1 ---- ---- 74 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/17 08:00:05 149 92 74 73 62 -0.1*1 3.6e+14 1.0e+28 140 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/17 08:00:05 293 99 201 264 392 5.6*1 4.7e+14 9.5e+28 299 C2 C3 PHTX DST Java Movie
    2020/11/17 08:36:05 35 77 117 97 0 -3.5*1 1.6e+14 1.1e+28 48 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/17 10:48:36 117 8 212 233 360 4.2*1 ---- ---- 114 C2 C3 PHTX DST Java Movie Very Poor Event
    2020/11/17 19:00:05 105 27 361 326 262 -3.5 1.2e+14 7.8e+28 104 C2 C3 PHTX DST Java Movie
    2020/11/18 00:12:06 96 12 206 255 614 14.6*1 ---- ---- 98 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/18 08:12:05 307 9 204 261 348 4.5*1 ---- ---- 296 C2 C3 PHTX DST Java Movie Poor Event
    2020/11/18 11:12:06 136 53 216 204 85 -1.9*1 4.1e+14 9.7e+28 137 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/18 13:36:18 95 37 528 323 0 -24.0 2.5e+14 3.5e+29 104 C2 C3 PHTX DST Java Movie
    2020/11/18 16:36:06 105 14 292 407 1252 63.3*1 ---- ---- 101 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/18 17:36:05 144 35 154 164 342 4.0*1 8.2e+11 9.7e+25 144 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/18 19:12:05 95 38 238 227 0 -3.1*1 1.0e+14 2.9e+28 109 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/19 00:24:05 132 50 248 262 339 2.5*1 4.4e+14 1.4e+29 136 C2 C3 PHTX DST Java Movie Only C2
    2020/11/19 02:36:06 84 58 435 397 220 -7.2*1 2.5e+14 2.4e+29 90 C2 C3 PHTX DST Java Movie
    2020/11/19 03:48:06 128 53 370 318 185 -6.1*1 8.1e+14 5.5e+29 132 C2 C3 PHTX DST Java Movie
    2020/11/19 06:36:05 124 43 227 184 0 -6.1*1 3.5e+14 9.0e+28 130 C2 C3 PHTX DST Java Movie
    2020/11/19 08:24:05 282 57 108 271 269 3.1*1 1.9e+15 1.1e+29 275 C2 C3 PHTX DST Java Movie Poor Event
    2020/11/19 17:24:05 74 21 141 119 0 -8.2*1 2.1e+13 2.1e+27 81 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/20 07:12:07 41 9 324 260 0 -89.2*1 ---- ---- 46 C2 C3 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2020/11/20 15:24:06 344 12 432 483 1107 46.6*1 ---- ---- 337 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/20 19:51:21 139 8 381 651 1940 159.9*1 ---- ---- 142 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/20 19:51:21 110 73 681 643 598 -6.6 2.5e+14 5.8e+29 101 C2 C3 PHTX DST Java Movie
    2020/11/20 21:12:09 102 67 665 581 587 -8.7 1.4e+14 3.0e+29 102 C2 C3 PHTX DST Java Movie
    2020/11/20 22:00:05 345 8 224 193 0 -15.5*1 ---- ---- 342 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/20 22:12:34 27 9 705 556 0 -88.6*1 ---- ---- 29 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/20 23:36:05 101 28 229 206 0 -6.6*1 6.5e+13 1.7e+28 101 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/21 01:48:05 25 11 254 171 0 -32.4*1 ---- ---- 28 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/21 02:48:05 56 50 178 228 593 14.0*1 2.8e+13 4.4e+27 62 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/21 07:12:05 1 8 500 345 0 -141.0*1 ---- ---- 358 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/21 12:00:05 132 13 183 130 0 -12.6*1 ---- ---- 126 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/21 18:48:05 97 73 201 231 263 1.6*1 1.3e+15 2.7e+29 95 C2 C3 PHTX DST Java Movie
    2020/11/21 21:24:06 22 7 327 444 1634 107.2*1 ---- ---- 23 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/21 23:12:12 344 7 513 636 1641 111.9*1 ---- ---- 340 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/22 01:36:19 127 76 144 238 341 4.9*1 2.2e+14 2.3e+28 127 C2 C3 PHTX DST Java Movie Poor Event
    2020/11/22 15:05:48 28 10 525 632 2045 167.9*1 ---- ---- 31 C2 C3 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2020/11/22 15:37:38 299 8 219 303 984 39.0*1 ---- ---- 294 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/22 19:48:05 88 9 378 453 622 12.0*1 ---- ---- 85 C2 C3 PHTX DST Java Movie Very Poor Event
    2020/11/22 23:12:11 347 6 801 649 0 -212.4*1 ---- ---- 343 C2 C3 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2020/11/23 05:00:05 181 5 290 389 1514 94.0*1 ---- ---- 180 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/23 12:36:05 236 10 149 286 1319 73.6*1 ---- ---- 236 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/23 18:36:05 107 78 315 547 640 16.7*1 1.5e+14 7.4e+28 114 C2 C3 PHTX DST Java Movie Poor Event
    2020/11/23 20:24:05 270 26 178 231 639 16.0*1 3.2e+13 5.0e+27 264 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/23 23:24:05 135 43 450 343 0 -28.3*1 1.8e+14 1.8e+29 139 C2 C3 PHTX DST Java Movie Only C2
    2020/11/24 04:36:06 130 65 432 818 1684 117.6 1.1e+15 1.0e+30 141 C2 C3 PHTX DST Java Movie Only C2
    2020/11/24 07:36:05 287 36 284 419 1004 40.9*1 7.1e+13 2.9e+28 281 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/24 11:36:06 3 6 624 920 2258 205.0*1 ---- ---- 1 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/24 13:25:46 Halo 360 668 387 432 -26.7 2.8e+15*2 6.2e+30*2 109 C2 C3 PHTX DST Java Movie
    2020/11/24 19:36:05 127 130 520 634 849 23.0*1 2.5e+14*2 3.3e+29*2 132 C2 C3 PHTX DST Java Movie Partial Halo
    2020/11/24 23:12:10 122 20 451 398 0 -21.0*1 3.5e+13 3.6e+28 125 C2 C3 PHTX DST Java Movie Only C2
    2020/11/25 01:36:24 131 34 490 479 398 -3.8*1 6.5e+13 7.8e+28 127 C2 C3 PHTX DST Java Movie Only C2
    2020/11/25 03:12:11 168 66 180 208 381 5.1*1 1.7e+14 2.8e+28 170 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/25 03:48:06 267 27 178 203 413 6.1*1 6.1e+13 9.7e+27 266 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/25 04:12:05 106 8 168 179 270 2.0*1 ---- ---- 110 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/25 06:24:05 263 39 308 441 1029 42.4*1 5.9e+13 2.8e+28 268 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/25 13:36:21 129 32 244 307 459 8.0*1 3.2e+12 9.6e+26 128 C2 C3 PHTX DST Java Movie Very Poor Event
    2020/11/25 14:24:05 303 15 475 675 1610 104.8*1 ---- ---- 302 C2 C3 PHTX DST Java Movie Only C2
    2020/11/26 00:36:05 218 9 338 589 1795 132.9*1 ---- ---- 221 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/26 21:12:10 99 92 572 525 538 -3.6 2.6e+15 4.3e+30 94 C2 C3 PHTX DST Java Movie
    2020/11/27 05:36:05 277 60 380 326 148 -6.8 1.8e+14 1.3e+29 267 C2 C3 PHTX DST Java Movie
    2020/11/27 07:24:11 200 9 435 611 2018 166.0*1 ---- ---- 199 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/27 08:48:26 10 11 286 517 1950 156.0*1 ---- ---- 10 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/27 16:22:32 272 23 224 339 855 30.0*1 6.2e+13 1.6e+28 266 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/28 16:12:05 285 14 180 180 180 0.0*1 ---- ---- 277 C2 C3 PHTX DST Java Movie Poor Event
    2020/11/28 21:24:05 266 19 97 117 286 3.1*1 ---- ---- 269 C2 C3 PHTX DST Java Movie Very Poor Event; Only C2
    2020/11/28 22:24:05 298 22 504 635 1263 60.3*1 5.8e+13 7.3e+28 292 C2 C3 PHTX DST Java Movie Only C2
    2020/11/29 10:00:07 300 19 474 598 929 30.6*1 ---- ---- 291 C2 C3 PHTX DST Java Movie
    2020/11/29 13:25:49 Halo 360 2077 2149 2106 19.4 1.2e+16*2 2.6e+32*2 159 C2 C3 PHTX DST Java Movie
    2020/11/29 15:05:49 271 38 270 395 717 20.9*1 7.8e+14 2.8e+29 266 C2 C3 PHTX DST Java Movie
    2020/11/29 17:12:05 271 44 270 236 0 -8.4*1 9.4e+13 3.4e+28 273 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2020/11/29 23:48:05 309 10 795 825 883 8.1 ---- ---- 301 C2 C3 PHTX DST Java Movie

    *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).