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Solar flares from active region 3467
C14
M3
X0
LargestM2.71981-11-18
Span7 days
Flares by day
1
7
3
1
4
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1981-11-17 | 05:05 | 05:07 | 21 | C1.5 | S17W14 | 3467 |
| 1981-11-18 | 00:43 | 00:43 | 7 | C2.1 | S18W20 | 3467 |
| 1981-11-18 | 01:22 | 01:24 | 16 | C9.1 | S18W20 | 3467 |
| 1981-11-18 | 04:13 | 04:18 | 25 | M2.7 | S19W24 | 3467 |
| 1981-11-18 | 07:23 | 07:24 | 14 | C1.2 | S17W25 | 3467 |
| 1981-11-18 | 08:24 | 08:26 | 7 | C1.9 | – | 3467 |
| 1981-11-18 | 15:17 | 16:51 | 216 | C4.3 | S18W31 | 3467 |
| 1981-11-18 | 16:46 | 16:49 | 16 | C1.8 | – | 3467 |
| 1981-11-19 | 07:49 | 07:55 | 9 | C1.9 | – | 3467 |
| 1981-11-19 | 16:40 | 16:40 | 5 | C1.4 | S17W44 | 3467 |
| 1981-11-19 | 20:20 | 20:22 | 6 | C1.0 | S17W47 | 3467 |
| 1981-11-20 | 15:26 | 15:30 | 16 | M1.0 | S20W53 | 3467 |
| 1981-11-22 | 03:22 | 03:24 | 16 | M1.2 | S20W72 | 3467 |
| 1981-11-22 | 21:55 | 21:55 | 20 | C2.6 | S20W81 | 3467 |
| 1981-11-22 | 22:24 | 22:24 | 10 | C2.0 | S21W83 | 3467 |
| 1981-11-22 | 22:36 | 22:37 | 9 | C1.8 | S20W84 | 3467 |
| 1981-11-23 | 01:04 | 01:08 | 5 | C1.1 | S21W82 | 3467 |
All times UTC. Until June 2017 classes are NOAA's reports of the time (GOES-15 and earlier included a 0.7 scaling factor); later classes come from calibrated GOES-16/18 data, so the same flare reads about 1.4× larger. Do not compare the two periods directly.
About this page
NOAA active region 3467 produced 17 C+ flares between 1981-11-17 and 1981-11-23.