• 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] Daily Movies
    and Plots     		Remarks
    2002/01/01 10:06:07 310 49 183 217 740 21.6*1 ---- ---- 303 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2002/01/01 18:30:33 Halo (OA) 360 900 1249 1136 39.7 ---- ---- 288 C2 C3 195 PHTX DST Java Movie MailLog1
    2002/01/02 03:54:05 295 39 336 397 470 6.2*1 5.6e+14 3.2e+29 289 C2 C3 195 PHTX DST Java Movie
    2002/01/02 15:30:05 314 32 609 694 656 8.6*1 2.9e+15 5.4e+30 308 C2 C3 195 PHTX DST Java Movie Only C3
    2002/01/03 04:06:05 250 43 371 386 415 1.9*1 ---- ---- 243 C2 C3 195 PHTX DST Java Movie Newly inserted on 2006/11/07
    2002/01/03 19:31:53 92 107 312 228 58 -6.4 1.5e+15 7.3e+29 71 C2 C3 195 PHTX DST Java Movie
    2002/01/03 22:30:05 290 66 189 205 307 2.7*1 2.4e+14*2 4.2e+28*2 303 C2 C3 195 PHTX DST Java Movie
    2002/01/04 04:30:05 303 21 548 525 405 -6.9 ---- ---- 301 C2 C3 195 PHTX DST Java Movie
    2002/01/04 09:30:05 Halo (OA) 360 896 708 743 -26.1 ---- ---- 45 C2 C3 195 PHTX DST Java Movie MailLog1
    2002/01/05 07:31:49 42 25 281 199 0 -45.4*1 ---- ---- 33 C2 C3 195 PHTX DST Java Movie Newly inserted on 2006/11/07; Very Poor Event; Only 3 points; Only C2
    2002/01/05 12:30:05 223 35 42 50 124 0.6*1 3.4e+14 3.0e+27 221 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2002/01/05 14:30:05 318 18 194 275 524 11.0*1 3.1e+13*2 5.8e+27*2 322 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2002/01/06 14:06:05 281 65 629 624 611 -1.1 1.4e+15 2.7e+30 294 C2 C3 195 PHTX DST Java Movie
    2002/01/06 18:54:05 239 60 130 192 295 4.1*1 6.4e+14 5.4e+28 240 C2 C3 195 PHTX DST Java Movie Very Poor Event
    2002/01/07 16:54:05 311 14 740 826 900 16.5 8.5e+14 2.3e+30 310 C2 C3 195 PHTX DST Java Movie
    2002/01/08 07:54:05 129 40 752 454 374 -43.8 5.0e+14 1.4e+30 116 C2 C3 195 PHTX DST Java Movie
    2002/01/08 17:54:05 Halo (OA) 360 1794 2210 1977 81.4 ---- ---- 89 C2 C3 195 PHTX DST Java Movie MailLog1
    2002/01/08 18:30:05 345 68 566 569 568 0.3 4.9e+15 7.8e+30 352 C2 C3 195 PHTX DST Java Movie
    2002/01/08 19:31:51 338 52 518 722 859 27.8*1 1.9e+15 2.5e+30 338 C2 C3 195 PHTX DST Java Movie
    2002/01/09 04:06:06 128 44 263 572 506 11.5 6.5e+15 2.3e+30 141 C2 C3 195 PHTX DST Java Movie
    2002/01/09 17:54:03 278 18 220 189 0 -4.5*1 8.6e+13 2.1e+28 273 C2 C3 195 PHTX DST Java Movie
    2002/01/09 18:54:05 351 26 113 120 259 2.3*1 ---- ---- 353 C2 C3 195 PHTX DST Java Movie Newly inserted on 2006/11/07; Very Poor Event; Only C2
    2002/01/09 23:06:05 139 27 594 432 0 -57.7*1 3.5e+14*2 6.2e+29*2 143 C2 C3 195 PHTX DST Java Movie
    2002/01/10 00:30:05 236 61 377 441 443 4.1 6.0e+15 4.2e+30 223 C2 C3 195 PHTX DST Java Movie
    2002/01/10 05:54:05 301 72 403 322 0 -16.3 1.5e+15 1.2e+30 290 C2 C3 195 PHTX DST Java Movie
    2002/01/10 13:31:54 95 93 444 665 542 10.2 1.2e+16 1.2e+31 109 C2 C3 195 PHTX DST Java Movie
    2002/01/11 02:06:05 121 13 990 946 843 -15.0 2.2e+14 1.1e+30 122 C2 C3 195 PHTX DST Java Movie
    2002/01/11 03:30:32 73 50 254 182 0 -10.9*1 6.9e+14 2.2e+29 72 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/01/11 08:30:05 252 94 204 194 0 -3.4 ---- ---- 241 C2 C3 195 PHTX DST Java Movie Only C2
    2002/01/11 13:54:13 75 37 267 277 390 3.6*1 3.0e+14 1.1e+29 71 C2 C3 195 PHTX DST Java Movie Only C2
    2002/01/12 06:10:06 68 35 310 277 0 -37.9*1 2.0e+13 9.8e+27 65 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2002/01/12 08:55:05 69 44 284 235 0 -6.8 5.3e+14 2.1e+29 70 C2 C3 PHTX DST Java Movie
    2002/01/12 12:35:06 326 12 815 526 0 -60.9 2.7e+14 9.0e+29 323 C2 C3 PHTX DST Java Movie
    2002/01/12 14:55:05 73 46 304 174 0 -37.3 1.8e+14 8.5e+28 68 C2 C3 PHTX DST Java Movie
    2002/01/12 19:05:54 238 55 188 78 0 -43.9*1 2.1e+14 3.8e+28 236 C2 C3 PHTX DST Java Movie Only C2
    2002/01/13 01:55:05 325 29 242 131 0 -257.8*1 ---- ---- 331 C2 C3 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2002/01/13 03:10:12 311 203 408 591 1019 40.6 ---- ---- 6 C2 C3 PHTX DST Java Movie Partial Halo
    2002/01/13 07:35:05 55 29 317 614 549 12.7 5.2e+15 2.6e+30 53 C2 C3 PHTX DST Java Movie
    2002/01/13 09:35:05 71 60 329 286 181 -4.4 5.3e+15 2.9e+30 70 C2 C3 PHTX DST Java Movie
    2002/01/13 11:35:05 130 37 832 831 827 -0.4 4.0e+15 1.4e+31 131 C2 C3 PHTX DST Java Movie
    2002/01/13 15:20:06 150 17 614 645 948 23.4*1 2.9e+14 5.5e+29 152 C2 C3 PHTX DST Java Movie Only C2
    2002/01/13 15:40:05 232 45 187 98 0 -128.5*1 4.1e+13*2 7.2e+27*2 238 C2 C3 PHTX DST Java Movie Poor Event; Only C2
    2002/01/14 05:35:07 Halo (OA) 360 1492 1795 1664 52.3 ---- ---- 246 C2 C3 PHTX DST Java Movie
    2002/01/14 08:35:05 321 35 489 472 415 -3.5 8.3e+13 9.9e+28 328 C2 C3 PHTX DST Java Movie
    2002/01/18 00:30:05 109 40 64 153 868 33.4*1 2.6e+13*2 5.3e+26*2 108 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2002/01/18 04:54:05 297 29 566 534 536 -2.9 1.7e+15 2.8e+30 306 C2 C3 195 PHTX DST Java Movie
    2002/01/18 15:30:05 75 73 464 839 1012 42.6 ---- ---- 62 C2 C3 195 PHTX DST Java Movie
    2002/01/18 15:54:05 138 25 694 653 655 -4.5 1.4e+17 3.4e+32 141 C2 C3 195 PHTX DST Java Movie
    2002/01/18 23:06:05 19 42 144 99 0 -8.0*1 8.4e+14 8.7e+28 20 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only C2
    2002/01/19 05:54:05 277 28 179 159 0 -13.7*1 ---- ---- 277 C2 C3 195 PHTX DST Java Movie Only 3 points; Only C2
    2002/01/19 08:30:06 275 34 241 360 1060 46.6*1 3.2e+14*2 9.3e+28*2 278 C2 C3 195 PHTX DST Java Movie Only C2
    2002/01/19 11:06:56 276 36 203 209 316 2.5 1.7e+14 3.6e+28 278 C2 C3 195 PHTX DST Java Movie Only C2
    2002/01/19 13:31:55 275 40 195 171 0 -5.4 3.2e+14 6.1e+28 280 C2 C3 195 PHTX DST Java Movie Only C2
    2002/01/19 17:06:07 279 34 184 42 0 -28.4 1.7e+14 2.8e+28 279 C2 C3 195 PHTX DST Java Movie
    2002/01/19 17:54:05 220 75 235 381 408 6.5 6.7e+15 1.9e+30 220 C2 C3 195 PHTX DST Java Movie
    2002/01/19 19:32:27 277 37 256 313 374 4.2 1.7e+15 5.4e+29 286 C2 C3 195 PHTX DST Java Movie
    2002/01/19 21:54:05 53 46 545 556 569 1.7 ---- ---- 52 C2 C3 195 PHTX DST Java Movie
    2002/01/20 20:30:06 122 13 218 225 319 2.5*1 ---- ---- 124 C2 C3 195 PHTX DST Java Movie Very Poor Event; Only 3 points; Only C2
    2002/01/20 20:30:06 276 26 213 161 0 -10.8*1 3.2e+14*2 7.3e+28*2 280 C2 C3 195 PHTX DST Java Movie
    2002/01/20 21:30:08 40 21 552 396 0 -49.8*1 1.8e+14 2.8e+29 35 C2 C3 195 PHTX DST Java Movie Poor Event
    2002/01/21 01:54:17 276 24 199 187 0 -6.7*1 8.8e+13*2 1.8e+28*2 280 C2 C3 195 PHTX DST Java Movie Only C2
    2002/01/21 07:31:55 278 33 325 302