• 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
    2005/10/02 00:30:05 131 70 65 133 244 2.4 1.4e+15 2.9e+28 117 C2 C3 195 PHTX DST Java Movie
    2005/10/02 05:30:05 82 24 333 291 0 -8.8*1 1.2e+14 6.7e+28 84 C2 C3 195 PHTX DST Java Movie
    2005/10/02 15:30:05 329 5 669 --- --- --- ---- ---- 324 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/10/02 18:54:05 184 4 243 --- --- --- ---- ---- 184 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    2005/10/02 19:31:45 283 22 294 608 2666 291.4*1 2.8e+13*2 1.2e+28*2 282 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2005/10/02 21:54:05 236 2 ---- --- --- --- ---- ---- 238 C2 C3 195 PHTX DST Java Movie Poor Event; Only 1 point; Only C2
    2005/10/02 23:06:52 93 22 705 --- --- --- 1.1e+14*2 2.7e+29*2 93 C2 C3 195 PHTX DST Java Movie Only 2 points; Only C2
    2005/10/03 00:54:05 183 3 469 --- --- --- ---- ---- 185 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/10/03 06:30:05 184 3 360 449 1132 49.4*1 ---- ---- 183 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2005/10/03 17:06:07 183 5 431 --- --- --- ---- ---- 181 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/10/03 19:54:05 282 46 495 616 635 10.4 3.4e+15 4.2e+30 288 C2 C3 195 PHTX DST Java Movie UVCS
    2005/10/04 05:54:05 126 52 309 359 438 5.1 1.7e+15 8.1e+29 129 C2 C3 195 PHTX DST Java Movie
    2005/10/04 09:06:05 86 15 484 466 318 -6.2*1 ---- ---- 89 C2 C3 195 PHTX DST Java Movie
    2005/10/04 18:26:05 152 16 123 173 678 18.9*1 ---- ---- 152 C2 C3 195 PHTX DST Java Movie Only C2
    2005/10/05 00:50:05 4 5 355 --- --- --- ---- ---- 5 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 2 points; Only C2
    2005/10/05 07:50:05 150 44 247 377 668 17.8 4.9e+14 1.5e+29 153 C2 C3 195 PHTX DST Java Movie
    2005/10/05 12:06:05 51 23 369 172 0 -151.4*1 2.7e+13*2 1.9e+28*2 52 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2005/10/06 00:26:05 123 6 378 568 624 14.7 ---- ---- 122 C2 C3 195 PHTX DST Java Movie
    2005/10/06 08:50:05 250 23 489 488 485 -0.2 1.5e+14 1.8e+29 254 C2 C3 195 PHTX DST Java Movie
    2005/10/06 14:26:05 127 123 234 303 632 15.2*1 3.4e+14*2 9.4e+28*2 97 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2; Partial Halo
    2005/10/07 06:26:05 313 10 448 760 1761 128.2*1 ---- ---- 309 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/10/07 16:06:05 50 19 254 405 373 6.3*1 ---- ---- 55 C2 C3 195 PHTX DST Java Movie Only C3
    2005/10/08 00:26:05 54 10 174 327 555 13.5*1 ---- ---- 61 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/10/08 01:27:18 189 35 183 245 464 8.4*1 5.3e+13 8.8e+27 198 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/10/08 18:06:05 123 9 602 629 918 21.2*1 ---- ---- 121 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2005/10/08 22:06:05 286 16 293 264 0 -10.6*1 ---- ---- 283 C2 C3 195 PHTX DST Java Movie Only 3 points
    2005/10/09 16:50:05 104 41 173 158 63 -1.3*1 1.4e+14 2.2e+28 107 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/10/10 13:27:17 93 5 422 150 0 -181.7*1 ---- ---- 93 C2 C3 195 PHTX DST Java Movie Only 3 points
    2005/10/11 18:26:05 271 68 250 264 344 2.6*1 1.7e+14 5.3e+28 290 C2 C3 195 PHTX DST Java Movie
    2005/10/12 03:06:05 219 20 449 501 528 5.7 4.1e+12 4.2e+27 222 C2 C3 195 PHTX DST Java Movie
    2005/10/12 06:26:05 269 69 228 238 274 1.1 5.8e+14 1.5e+29 272 C2 C3 195 PHTX DST Java Movie
    2005/10/12 19:27:18 275 52 354 358 417 2.1*1 7.9e+13*2 4.9e+28*2 281 C2 C3 195 PHTX DST Java Movie Only C2
    2005/10/12 21:26:09 247 58 576 506 467 -7.9 1.4e+15 2.3e+30 255 C2 C3 195 PHTX DST Java Movie
    2005/10/13 03:26:05 290 20 92 108 271 2.8*1 1.0e+13 4.3e+26 287 C2 C3 195 PHTX DST Java Movie Only C2
    2005/10/13 23:26:05 175 5 243 96 0 -79.0*1 ---- ---- 175 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/10/14 16:26:05 122 8 329 384 1064 44.3*1 ---- ---- 117 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2005/10/15 02:26:06 223 40 385 470 709 16.9*1 1.5e+14 1.1e+29 219 C2 C3 195 PHTX DST Java Movie
    2005/10/16 07:27:20 106 14 196 156 0 -11.1*1 ---- ---- 108 C2 C3 195 PHTX DST Java Movie Only C2
    2005/10/16 09:50:05 89 49 688 755 910 19.7*1 2.7e+14*2 6.3e+29*2 100 C2 C3 195 PHTX DST Java Movie
    2005/10/17 23:29:57 129 6 473 --- --- --- ---- ---- 126 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/10/18 16:29:58 105 5 498 --- --- --- ---- ---- 106 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/10/18 17:06:05 132 6 455 490 877 24.3*1 ---- ---- 128 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2005/10/18 18:29:57 312 40 92 171 211 1.8*1 2.2e+15 9.2e+28 308 C2 C3 195 PHTX DST Java Movie
    2005/10/19 05:29:56 345 6 778 --- --- --- ---- ---- 341 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/10/19 08:53:58 347 5 ---- --- --- --- ---- ---- 344 C2 C3 195 PHTX DST Java Movie Poor Event; Only 1 point; Only C2
    2005/10/19 13:31:48 333 28 82 43 0 -17.2*1 2.4e+13 8.1e+26 323 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2005/10/20 15:36:41 135 6 348 --- --- --- ---- ---- 134 C2 C3 195 PHTX DST Java Movie Only 2 points; Only C2
    2005/10/21 07:48:02 189 3 810 --- --- --- ---- ---- 193 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/10/21 08:13:40 79 28 314 368 597 12.0 1.0e+14 5.0e+28 80 C2 C3 195 PHTX DST Java Movie
    2005/10/21 11:58:07 30 5 573 1184 3537 516.0*1 ---- ---- 34 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2005/10/21 17:26:51 282 23 241 336 770 24.2*1 2.0e+13 5.7e+27 283 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2005/10/22 06:30:05 Halo 360 253 408 433 7.5 4.3e+15*2 1.4e+30*2 247 C2 C3 195 PHTX DST Java Movie
    2005/10/22 08:06:05 45 8 402 420 620 9.9*1 ---- ---- 49 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2005/10/22 20:58:42 347 11 114 131 233 1.8*1 ---- ---- 346 C2 C3 195 PHTX DST Java Movie
    2005/10/23 08:06:05 203 53 178 274 1143 52.9*1 4.2e+13*2 6.6e+27*2 213 C2 C3 195 PHTX DST Java Movie Only C2
    2005/10/23 18:30:05 10 47 110 92 0 -2.8*1 6.0e+13 3.6e+27 358 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2005/10/24 02:54:05 301 34 159 196 566 12.6*1 3.0e+14 3.8e+28 296 C2 C3 195 PHTX DST Java Movie Only C2
    2005/10/24 04:30:05 305 18 375 539 746 22.0*1 ---- ---- 297 C2 C3 195 PHTX DST Java Movie
    2005/10/24 04:54:05 296 61 227 451 401 6.5 3.6e+15 9.3e+29 305 C2 C3 195 PHTX DST Java Movie
    2005/10/24 15:54:05 172 132 81 158 229 2.2*1 1.2e+15*2 3.8e+28*2 160 C2 C3 195 PHTX DST Java Movie Poor Event; Partial Halo
    2005/10/24 17:30:05 89 30 366 647 857 30.8 4.2e+14 2.8e+29 85 C2 C3 195 PHTX DST Java Movie
    2005/10/25 07:31:42 150 110 271 502 613 15.6 6.8e+14 2.5e+29 137 C2 C3 195 PHTX DST Java Movie
    2005/10/26 11:30:06 237 101 119 299 370 5.7 1.3e+15 9.3e+28 251 C2 C3 195 PHTX DST Java Movie
    2005/10/27 01:31:43 271 9 465 565 1538 93.1*1 ---- ---- 272 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2005/10/27 04:30:05 55 4 541 --- --- --- ---- ---- 55 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; Only C2
    2005/10/27 05:06:06 276 8 259 273 548 10.0*1 ---- ---- 273 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2005/10/27 10:30:17 124 15 746 943 2075 174.6*1 ---- ---- 124 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2005/10/27 15:30:05 55 7 519 733 1157 53.3 ---- ---- 58 C2 C3 195 PHTX DST Java Movie
    2005/10/27 18:54:05 242 29 188 420 844 29.0*1 2.0e+14 3.5e+28 243 C2 C3 195 PHTX DST Java Movie UVCS Poor Event
    2005/10/28 14:06:28 221 18 251 207 0 -12.0*1 ---- ---- 233 C2 C3 195 PHTX DST Java Movie
    2005/10/28 14:30:06 66 4 344 505 971 39.0*1 ---- ---- 70 C2 C3 195 PHTX DST Java Movie Poor Event
    2005/10/28 17:54:05 135 61 107 248 686 19.6*1 3.8e+14 2.2e+28 137 C2 C3 195 PHTX DST Java Movie Only C2
    2005/10/28 22:30:05 135 66 144 234 569 13.2 8.0e+14 8.3e+28 134 C2 C3 195 PHTX DST Java Movie Only C2
    2005/10/29 16:30:05 238 29 151 244 533 11.6*1 5.9e+11 6.7e+25 238 C2 C3 195 PHTX DST Java Movie
    2005/10/29 23:30:05 269 63 258 348 963 37.1*1 9.1e+13 3.0e+28 269 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2005/10/31 16:30:05 227 3 358 --- --- --- ---- ---- 232 C2 C3 195 PHTX DST Java Movie Poor Event; Only 2 points; 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).