• 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
    2009/11/01 05:16:04 295 31 163 208 251 2.1*1 1.9e+14 2.6e+28 296 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/11/01 09:08:06 243 8 297 323 342 2.0*1 ---- ---- 251 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/11/01 14:48:35 274 90 258 326 337 3.1*1 3.9e+14 1.3e+29 257 C2 C3 195 PHTX DST Java Movie
    2009/11/02 23:12:05 291 29 196 203 433 6.3*1 9.0e+13*2 1.7e+28*2 288 C2 C3 PHTX DST Java Movie data gap during event; Poor Event; Only C2
    2009/11/03 19:36:03 281 47 226 238 381 4.1*1 8.7e+13 2.2e+28 274 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2009/11/05 01:18:03 103 69 208 291 274 3.1 ---- ---- 90 C2 C3 PHTX DST Java Movie Only C3
    2009/11/06 18:12:03 99 52 209 239 247 1.2*1 1.6e+15 3.5e+29 93 C2 C3 195 PHTX DST Java Movie
    2009/11/09 19:50:03 284 42 118 150 313 3.8*1 9.0e+12 6.3e+26 273 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/10 05:50:03 75 24 272 367 739 21.0*1 9.4e+13 3.5e+28 76 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/11/10 08:26:03 63 11 247 303 566 11.7*1 ---- ---- 61 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/11/10 12:50:03 125 20 472 377 0 -21.3 5.4e+13 6.0e+28 120 C2 C3 195 PHTX DST Java Movie
    2009/11/10 20:26:05 124 12 172 182 311 2.9*1 ---- ---- 119 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/11/11 08:26:03 76 35 177 228 473 8.5*1 1.4e+13 2.2e+27 74 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/11 12:06:03 245 7 242 138 0 -44.2*1 ---- ---- 251 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/11 12:06:03 83 39 155 202 465 8.5*1 9.2e+13 1.1e+28 81 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/11/11 18:54:03 88 77 197 262 316 3.4*1 4.1e+15 7.9e+29 89 C2 C3 195 PHTX DST Java Movie
    2009/11/12 04:30:03 92 10 366 307 310 -3.4*1 ---- ---- 87 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/11/12 06:54:03 54 8 442 653 1526 93.3*1 ---- ---- 59 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/12 11:30:03 106 6 206 238 680 17.9*1 ---- ---- 104 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/13 09:54:03 178 6 433 271 0 -93.1*1 ---- ---- 179 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/13 22:30:03 108 46 182 158 0 -1.9*1 3.4e+14 5.6e+28 95 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/11/14 16:30:04 265 8 109 201 249 2.7*1 ---- ---- 265 C2 C3 195 PHTX DST Java Movie
    2009/11/14 16:54:03 74 61 49 49 42 -0.0*1 2.4e+14 2.9e+27 66 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/15 11:30:04 72 35 213 220 258 1.0*1 9.9e+12 2.3e+27 80 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/11/15 12:54:03 273 57 407 385 388 -1.4 1.4e+15 1.2e+30 286 C2 C3 195 PHTX DST Java Movie
    2009/11/16 02:06:03 10 11 505 750 1792 128.0*1 ---- ---- 14 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/16 02:30:03 288 32 219 298 415 6.7*1 1.8e+14 4.3e+28 285 C2 C3 195 PHTX DST Java Movie
    2009/11/16 05:54:03 69 23 158 256 363 5.3*1 7.0e+12 8.7e+26 72 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/11/16 13:31:40 355 5 298 273 0 -10.0*1 ---- ---- 356 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/16 16:54:03 276 72 374 345 322 -2.4 2.0e+15 1.4e+30 294 C2 C3 195 PHTX DST Java Movie
    2009/11/16 18:54:03 355 7 407 582 1506 93.5*1 ---- ---- 355 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/11/16 23:30:03 13 10 513 647 1391 77.0*1 ---- ---- 19 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/11/17 08:54:03 192 7 223 183 0 -23.2*1 ---- ---- 192 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/18 07:31:38 97 101 148 136 133 -0.3*1 1.4e+15 1.6e+29 83 C2 C3 195 PHTX DST Java Movie Poor Event
    2009/11/18 22:38:45 83 10 192 259 554 11.8*1 ---- ---- 84 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/20 00:30:03 78 8 247 280 366 4.0*1 ---- ---- 88 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/11/20 19:54:03 25 8 279 129 0 -55.2*1 ---- ---- 30 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/20 21:28:40 82 22 121 101 0 -1.9*1 2.1e+12 1.5e+26 90 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/11/21 07:19:45 83 143 301 418 388 4.6 4.8e+15*2 2.2e+30*2 108 C2 C3 195 PHTX DST Java Movie Partial Halo
    2009/11/21 23:06:46 122 10 240 276 294 1.9 ---- ---- 116 C2 C3 195 PHTX DST Java Movie
    2009/11/22 00:54:03 263 34 221 293 406 6.1*1 2.0e+14 4.9e+28 265 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2009/11/22 06:54:03 348 8 400 720 2014 171.1*1 ---- ---- 346 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/11/22 15:08:03 79 30 196 243 278 2.2*1 2.0e+14 3.8e+28 83 C2 C3 195 PHTX DST Java Movie
    2009/11/23 09:30:04 83 26 177 194 336 3.6*1 6.7e+13 1.0e+28 88 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/23 12:54:03 256 30 126 259 302 3.8*1 4.2e+14 3.4e+28 260 C2 C3 195 PHTX DST Java Movie
    2009/11/24 09:30:03 82 14 113 92 0 -4.3*1 ---- ---- 89 C2 C3 195 PHTX DST Java Movie Poor Event; Only C2
    2009/11/26 02:30:03 280 9 248 196 0 -21.3*1 ---- ---- 280 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/26 03:30:03 48 6 368 566 2074 175.4*1 ---- ---- 53 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2009/11/26 19:31:39 93 56 104 57 0 -6.5*1 1.2e+14 6.2e+27 86 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2009/11/28 01:55:33 77 29 320 289 246 -2.5 4.2e+14 2.2e+29 81 C2 C3 195 PHTX DST Java Movie
    2009/11/29 04:30:03 271 61 90 86 0 -0.7*1 1.1e+14 4.5e+27 273 C2 C3 195 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).