| Event | Date | Onset_SPE | Peak_duration | Peak_pfu | Ts_as_fl | Tmax_as_fl | Position | Imp | Region | NM | Type | Satellite | Remarks |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 63 | 1981-04-04 | 04/~05:00 | 04/05-04/22 | 10 | 04/05:00 | 04/05:00 | S44 W87 | 2N/X1.9 | 7539 | No | MET,IMP | line | |
| 64 | 1981-04-10 | 10/17:45 | 10/18-10/24 | 40 | 10/16:32 | 10/16:51 | N07W36 | 2B/X2.5 | 7568 | <3% | MET | line | |
| 65 | 1981-04-24 | 24/15:15 | 24/18-24/23 | 160 | 24/13:46 | 24/14:08 | N18 W50 | 2B/X5.9 | 7590 | No | MET,PRO | line | |
| 66 | 1981-04-28 | 28/~24:00 | 29/00-29/03 | 100 | 28/<21:05 | N16 W90 | SB/X1.2 | 7590 | No | MET,PRO | line | ||
| 67 | 1981-04-30 | 30/~12:00 | 30/18-30/19 | 200 | Over limb | No | MET,IMP8 | line |