SKYLAB Coronagraph List of Coronal Mass Ejections (CMEs) editted by Burkepile. There were 115 coronal changes catalogued from the Skylab coronagraph observations. Of these 115, 77 were determined to be CMEs and the rest are anomolies. (See Munro et al., 'The association of coronal mass ejection transients with other forms of solar activity', Solar Phys., 1979, 61, 201) 1973 Time Position Description ---- Angle (degrees) 1. Jun 10 01:50 080 Bright, out to 4Rsun, confined to streamer 2. Jun 10 09:29 080 Large intense nested loops at 3 Rsun 3. Jun 19 23:57 270 Loops out to 3 Rsun 4. Jun 24 19:16 260 Loop structure out to 2.5 Rsun 5. Jun 25 13:37 270 Entire west limb disrupted 6. Jun 26 03:48 225 Faint material. Leading edge beyond FOV. Does not look like a limb event 7. Jun 28 19:55 090 Diffuse loop at 3.0 Rsun 8. Jun 29 03:15 290 Material out to 3.5 Rsun. No loops. 9. Jul 02 13:41 250 Bright knots at 2.0 Rsun. Prominence material. 10. Jul 03 05:07 240 Slow moving, filled in loops. 11. Jul 04 23:24 090 Bright loop at 2.5 Rsun 12. Jul 12 13:05 100 Small surge behind bright streamer. 13. Jul 13 13:55 100-140 Material out to at least 3.5 Rsun. Distorted loop-like. 14. Jul 29 16:32 090 Diffuse, narrow loop. Hard to see. 15. Aug 03 02:36 080 Loop at 3 Rsun. 16. Aug 09 15:30 280 Diffuse loop at 2.5 Rsun. 17. Aug 10 08:21 280 Tail end of loop. Entire west limb covered with faint material. Existing structures not affected much. (Off limb event?) 18. Aug 10 13:31 280 Bright loop at 2.0 Rsun. (The Garriott Event.) 19. Aug 12 11:52 290 Bright knots at 2.5 Rsun. Diffuse loops at 5.0 Rsun. Fast moving. 20. Aug 13 06:55 315 Bright loop at 3.0 Rsun. 21. Aug 13 17:49 260 Diffuse loop at 3.5 Rsun. 22. Aug 21 14:41 050 Large bright loop at 2.5 Rsun. 23. Aug 26 23:02 070 Large, slow-moving loop at 2.5 Rsun. 24. Aug 26 23:02 280 Restructuring of west limb. The Lousma Event. 25. Sep 06 09:57 120 Big, faint loop at 2.5 Rsun. 26. Sep 07 13:06 210-310 Complet chaos on west limb. Possibly back end of loop. 27. Sep 07 23:12 270 Loop at 3 Rsun. 28. Sep 08 17:58 300 Very fast, narrow loop at 2.75 Rsun. 29. Sep 10 04:08 250 Streamer blow-out. 30. Sep 11 09:36 290 Streamer blow-out and continuing transients. Started earlier with strange form blown out at 09:36. 31. Sep 11 17:44 300 Very fast loop at 2 Rsun (crew detected). Ray bends in sw at 19:00. Later stages are very chaotic. 32. Sep 13 08:11 300 Looks like rear end of loop structure. 33. Sep 13 11:31 300 Very fast, narrow loop at 4 Rsun (870 km/sec) 34. Sep 15 00:32 280 Very fast loop out to 4 Rsun. 35. Sep 15 22:20 270 Diffuse, bright loop at 2.3 Rsun. 36. Sep 17 16:19 240-290 The 'Bean' transient with spectacular curved rays. 37. Sep 17 19:27 070 Slow loop (75-100 k/s); looks like streamer blowout. 38. Sep 24 01:08 090 Complete change in streamer structure. Growth of streamer? 39. Sep 25 02:01 090 End of transient; Front loop at edge of FOV. 40. Sep 29 14:32 090 Looks like enlarged helmet streamer. Blown out by Sep 30 03:07. 41. Oct 04 14:06 090 Transient along streamer. Very diffuse but restructuring of east limb is obvious. 42. Oct 06 14:14 260 End of transient. Diffuse legs of loops can be seen. 43. Oct 09 01:23 090 Small loop (fairly faint) out to 3 Rsun. 44. Oct 10 12:59 260 Aftermath of transient, which has already left FOV. 45. Oct 11 13:43 270 Some condensation at 3.5 Rsun. Very Diffuse. End of transient. 46. Oct 18 16:37 080 Condensation at 3 Rsun. Dissipated by Oct 19 00:35. 47. Oct 19 22:21 060-080 End of transient. 48. Oct 21 00:54 090 Diffuse loops out to 5 Rsun. 49. Oct 27 16:59 080 Bright loop to 5 Rsun. Still obvious at 17:25. 50. Nov 03 01:07 270 Complete blow out of west limb. 51. Nov 05 02:48 090 Small transient near pylon. 52. Nov 05 02:48 220 Transient causing a split in ray. Slow moving jet. 53. Nov 06 14:50 280 Large helmet streamer blows out and appears as a fan. 54. Nov 19 22:53 250 Blow out of streamer. 55. Nov 20 22:08 135 'November ray'. Narrow transient through existing ray-like structure - out to 3 Rsun. 56. Nov 26 00:52 070 Transient going on very slowly in streamer. 57. Nov 26 00:52 270 Transient moving out in helmet at 3 Rsun. 58. Nov 30 10:17 090 Loops at 2.5 Rsun. 'Sneaks' out of streamer. (No blow-out.) 59. Dec 05 10:40 090 Small surge moving up northern side of streamer. 60. Dec 12 00:20 105 Large transient passing through existing helmet -very spectacular. 61. Dec 12 11:14 075-090 Beautiful loop at 3 Rsun. 62. Dec 14 10:02 100 Slowly moving transient along streamer. 63. Dec 16 11:48 110 Large loop structure transient starting at 2.5 Rsun. 64. Dec 17 08:29 265 Bright transient moving along west streamer. 65. Dec 17 15:36 090 Very diffuse loops at 3 Rsun, very slow moving. 66. Dec 18 ????? 080 No description for this event. 67. Dec 19 07:00 080 Spectacular transient with loop at 2.5 Rsun going out existing streamer. 68. Dec 23 16:28 255 Small brightening moving along streamer 69. Dec 25 07:46 250 Growing streamer 4.5 to 5.5 Rsun. 1974 70. Jan 03 00:48 225 Clouds of diffuse material; looks far from limb. 71. Jan 10 11:38 090 Narrow transient at 3.5 Rsun. Moving fast. 72. Jan 12 11:44 120 Large transient moving out streamer at 4.0 Rsun. 73. Jan 15 11:32 270 Large bright loops at 2.5 and 3.0 Rsun. Moving very rapidly. 74. Jan 16 07:30 280 Very rapidly moving transient at edge of FOV. 75. Jan 17 19:43 280 Transient with diffuse loops at 2.5 Rsun and bright tongue at 2.0 Rsun. 76. Jan 21 07:20 255 Large transient moves out helmet steamer. Very spectacular. 77. Jan 24 12:02 230 Restructuring of streamer causing curved rays. Major event at 13:09. May have started as early as 05:44 or 09:00. The list of anomolies includes 4 events which did not meet the Skylab team definition of a CME: 1973 1. Jun 09 07:19 250 Very faint loop at 4.5 Rsun 2. Aug 13 14:14 315 Narrow diffuse loop at 5 Rsun. 3. Nov 28 19:31 270 First appearance of a very diffuse loop near 4 Rsun. 4. Dec 07 16:12 270 Very, very diffuse loop at 4 Rsun.