| Date | Start | End | GOES | AR* | Other | PA | Description |
|---|---|---|---|---|---|---|---|
| 2003/10/28 | 08:00 | + | Filament at the S of AR 10486 starts to lift. Looks very much like sigmoid formation continues to develop. | ||||
| 2003/10/28 | 08:24 | 09:00 | Small filament erupts just behind E limb at equator. | ||||
| 2003/10/28 | 08:24 | 09:36 | Very faint cusp break on equatorial W limb. | ||||
| 09:48 | 0:14 | 04 | 6 | min | around active region before the flare. | ||
| 09:48 | 10:14 | 11:48 | XX | 10486 | EPL | Massive flare near disk center. Has wave that spans the entire disk. Quite an event. [X17.2 in GOES] | |
| 09:48 | 12:36 | 13:48 | M6 | 10486 | EPL | Another strong flare in same location, has filametary lift and CME. | |
| 09:48 | 13:00 | + | STRONG Proton storm visible in all four bandpasses. | ||||
| 09:48 | 16:16 | 16:24 | 10484 | Compact brightening in AR10484. | |||
| 16:00 | a b | coming swamped with protons. LEB buffer also filling and image cadence drops. | |||||
See note on active region numbers.