• 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
    2009/09/01 06:30:03 231 21 721 829 947 21.8*1 9.2e+13 2.4e+29 235 C2 C3 195 PHTX DST Java Movie
    2009/09/01 14:06:03 89 5 168 234 340 4.5*1 ---- ---- 83 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/02 00:30:03 52 8 239 133 0 -60.4*1 ---- ---- 58 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/02 09:30:03 101 12 109 27 0 -17.0*1 ---- ---- 99 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/02 13:31:36 91 9 174 260 442 8.6*1 ---- ---- 88 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/02 13:31:36 206 9 521 711 2072 176.7*1 ---- ---- 212 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/02 18:30:03 221 6 524 504 185 -11.2*1 ---- ---- 226 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/09/02 21:30:03 272 66 216 275 380 5.1*1 2.9e+14 6.9e+28 274 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/03 00:54:03 254 63 157 268 263 2.9 2.3e+15 2.8e+29 264 C2 C3 195 PHTX DST Java Movie
    2009/09/03 10:30:11 83 30 60 111 195 1.6*1 1.5e+13 2.7e+26 85 C2 C3 195 PHTX DST Java Movie 1.0; Very Poor Event
    2009/09/03 14:30:03 10 9 286 317 693 17.6*1 ---- ---- 12 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/09/03 20:30:03 359 7 317 363 830 25.9*1 ---- ---- 359 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/03 23:30:03 1 7 667 398 0 -373.4*1 ---- ---- 3 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points
    2009/09/04 01:54:03 267 7 280 307 330 2.0*1 ---- ---- 265 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/04 06:54:03 94 40 105 133 217 1.7*1 5.2e+13 2.9e+27 90 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/04 09:54:03 3 9 240 123 0 -54.8*1 ---- ---- 4 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/04 16:06:04 266 6 241 276 379 4.4*1 ---- ---- 265 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/04 16:30:04 248 16 307 287 234 -2.5*1 ---- ---- 250 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/05 00:06:03 262 11 277 386 591 13.6*1 ---- ---- 263 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/05 02:30:03 62 5 215 219 289 1.6*1 ---- ---- 65 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/05 04:30:03 260 9 318 319 320 0.1*1 ---- ---- 261 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/05 05:06:03 325 6 230 408 1723 124.2*1 ---- ---- 322 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/05 08:06:03 0 6 280 304 642 14.8*1 ---- ---- 0 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/05 09:32:21 73 29 171 197 234 1.4*1 1.8e+14 2.6e+28 84 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/05 17:06:03 3 9 573 462 0 -77.2*1 ---- ---- 3 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/06 06:54:03 275 12 264 336 736 22.3*1 ---- ---- 268 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/06 15:08:01 31 7 392 764 2187 202.3*1 ---- ---- 37 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/06 16:30:03 60 9 259 183 0 -31.0*1 ---- ---- 68 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/09/07 11:06:03 294 15 326 379 446 5.4*1 ---- ---- 281 C2 C3 195 PHTX DST Java Movie
    2009/09/07 23:06:05 356 8 479 391 0 -61.0*1 ---- ---- 356 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/08 06:54:03 106 23 241 302 543 11.9*1 6.6e+13 1.9e+28 110 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/08 07:54:03 289 13 255 222 0 -9.6*1 ---- ---- 287 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/08 15:54:04 93 50 169 406 362 5.5 2.2e+15 3.1e+29 98 C2 C3 195 PHTX DST Java Movie
    2009/09/08 20:30:24 6 5 336 530 1621 109.6*1 ---- ---- 6 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/09 06:30:03 255 37 57 158 232 2.3*1 4.7e+12 7.6e+25 259 C2 C3 195 PHTX DST Java Movie
    2009/09/09 13:54:04 95 28 261 359 400 5.5*1 1.1e+14 3.8e+28 101 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/09 16:06:03 96 21 387 618 656 16.7*1 4.4e+14 3.3e+29 96 C2 C3 195 PHTX DST Java Movie
    2009/09/10 01:30:03 87 11 317 348 404 4.0*1 ---- ---- 92 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/10 22:30:03 198 7 375 630 1517 95.9*1 ---- ---- 205 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/11 02:30:03 28 13 445 798 2643 297.8*1 ---- ---- 33 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/11 03:08:01 98 22 247 356 492 9.8*1 1.3e+14 4.1e+28 102 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/11 15:30:03 107 20 290 401 435 6.7*1 1.1e+14 4.6e+28 103 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/11 18:06:03 306 8 321 298 0 -9.3*1 ---- ---- 301 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/12 00:30:15 99 11 158 183 290 3.2*1 ---- ---- 99 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/12 03:08:28 102 11 151 184 289 2.9*1 ---- ---- 100 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/12 16:54:27 102 26 114 121 128 0.2*1 1.1e+14 7.0e+27 107 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/12 21:54:28 275 81 131 237 265 3.0*1 1.1e+15 9.8e+28 277 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/13 01:30:16 196 8 717 1045 2683 290.5*1 ---- ---- 200 C2 C3 195 PHTX DST Java Movie Poor Event; Only 3 points; Only C2
    2009/09/13 05:06:16 104 7 178 242 355 4.9*1 ---- ---- 108 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/13 14:30:15 276 18 299 302 304 0.2*1 ---- ---- 275 C2 C3 195 PHTX DST Java Movie Only C3
    2009/09/13 18:30:15 274 14 281 287 323 1.3*1 ---- ---- 271 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/13 23:54:28 319 53 200 217 239 1.0*1 1.2e+14 2.3e+28 313 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/14 01:31:53 221 8 317 468 1833 139.7*1 ---- ---- 229 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/14 02:54:28 49 36 177 227 465 8.6*1 7.3e+12 1.2e+27 55 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/14 12:30:47 283 25 193 217 265 1.8*1 1.1e+14 2.1e+28 278 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/15 06:54:29 63 12 243 249 338 2.4*1 ---- ---- 65 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/15 17:54:27 77 25 97 117 353 5.0*1 3.1e+13 1.4e+27 76 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/16 03:30:16 353 7 431 447 629 9.4*1 ---- ---- 350 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/16 08:30:15 178 8 538 786 2226 208.2*1 ---- ---- 178 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/16 13:31:50 191 6 341 482 1782 130.7*1 ---- ---- 197 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/17 09:54:03 80 12 90 51 0 -12.7*1 ---- ---- 81 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/17 12:30:03 337 8 357 501 1181 55.9*1 ---- ---- 332 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/09/17 13:31:35 12 8 280 585 2588 282.7*1 ---- ---- 16 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/17 16:18:04 261 12 193 229 306 3.5*1 ---- ---- 262 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C3
    2009/09/17 17:06:03 337 8 297 350 971 36.9*1 ---- ---- 334 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/17 18:30:03 342 4 364 582 2160 192.4*1 ---- ---- 338 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/18 00:06:03 81 7 145 123 0 -2.2*1 ---- ---- 83 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/18 03:54:03 83 6 221 256 652 16.3*1 ---- ---- 84 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/18 04:30:03 40 5 417 528 1560 98.5*1 ---- ---- 44 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/18 21:30:03 78 33 66 86 133 0.7*1 1.2e+14 2.6e+27 84 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/19 10:33:58 194 8 269 155 0 -66.4*1 ---- ---- 198 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/20 07:31:35 123 8 151 153 211 0.9*1 ---- ---- 122 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/20 15:30:03 133 8 173 161 0 -3.0*1 ---- ---- 129 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/09/21 02:30:24 90 11 162 226 265 2.5*1 ---- ---- 92 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/21 02:30:24 264 26 180 191 229 1.0*1 4.2e+13 6.8e+27 267 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/21 06:54:03 161 4 323 311 0 -6.6*1 ---- ---- 156 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/21 06:54:03 358 10 417 654 1753 127.3*1 ---- ---- 357 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/21 17:30:03 241 106 145 245 268 2.9*1 2.4e+15 2.5e+29 248 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/22 03:30:03 343 6 425 709 2452 250.6*1 ---- ---- 341 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/22 09:08:02 128 9 382 408 630 11.0*1 ---- ---- 126 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/22 09:30:03 263 44 168 272 230 2.0*1 2.6e+12 3.6e+26 255 C2 C3 195 PHTX DST Java Movie
    2009/09/22 19:54:03 270 27 222 186 111 -2.2*1 3.3e+13 8.0e+27 265 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/23 05:06:03 261 12 206 158 0 -4.9*1 ---- ---- 260 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/23 22:30:03 286 20 287 343 449 6.1*1 7.7e+13 3.2e+28 278 C2 C3 195 PHTX DST Java Movie
    2009/09/24 02:30:04 288 17 272 226 0 -4.4*1 ---- ---- 282 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/24 06:54:03 94 62 244 258 368 3.4*1 1.5e+14 4.4e+28 98 C2 C3 195 PHTX DST Java Movie Only C2
    2009/09/24 10:30:16 159 9 246 318 990 38.8*1 ---- ---- 156 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/24 20:30:03 289 9 244 320 819 26.7*1 ---- ---- 282 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/25 13:31:38 337 10 586 751 1911 152.9*1 ---- ---- 335 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/25 13:31:38 61 19 71 50 0 -1.7*1 ---- ---- 47 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/26 11:30:03 355 7 317 278 0 -16.5*1 ---- ---- 355 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/26 18:30:03 243 5 199 219 477 8.1*1 ---- ---- 249 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/26 20:30:03 87 74 194 370 316 4.1 2.1e+15 4.0e+29 78 C2 C3 195 PHTX DST Java Movie
    2009/09/27 06:54:03 0 7 368 610 1765 129.2*1 ---- ---- 1 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/27 10:33:58 33 5 433 364 0 -28.5*1 ---- ---- 41 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/27 10:33:58 239 9 189 165 0 -10.0*1 ---- ---- 243 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/28 02:30:03 76 13 235 271 297 2.2*1 ---- ---- 81 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/28 05:30:03 88 25 179 189 217 0.8*1 1.1e+13 1.7e+27 86 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/28 09:30:03 270 47 99 211 225 2.1*1 6.2e+14 3.0e+28 277 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/09/28 11:30:03 94 35 125 152 249 2.2*1 6.7e+13 5.2e+27 93 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/29 01:54:03 21 4 332 143 0 -183.7*1 ---- ---- 26 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/29 05:08:02 328 6 483 769 1959 159.1*1 ---- ---- 321 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/09/29 06:06:03 277 6 210 133 0 -35.8*1 ---- ---- 275 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/29 08:06:03 6 5 505 761 2078 177.9*1 ---- ---- 7 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/09/29 22:06:03 287 13 216 265 444 7.5*1 ---- ---- 278 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/09/30 05:18:15 277 8 382 425 463 5.0*1 ---- ---- 278 C2 C3 195 PHTX DST Java Movie Poor Event; Only C3
    2009/09/30 13:42:03 102 55 145 216 208 1.8*1 1.1e+15 1.1e+29 98 C2 C3 195 PHTX DST Java Movie Only C3

    *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).