Solar Flare WatchHome › Flare history › 1981
X3.0 solar flare on 1981-10-14
ClassX3.0NOAA report
Peak17:101981-10-14 UTC
Duration58 min
Peak flux3.0e-04W/m²
| Comparison | Value |
|---|---|
| Rank among X flares (1975 – Jun 2017) | 110 / 491 |
| Rank in year | 7 / 4022 |
| Other M/X flares that day | 2 |
| M/X flares that month | 43 |
| Solar cycle | Cycle 21 |
| Position on disk | S06E86 |
| Active region | AR 3406 (16 flares) |
Compared with the strongest flares of 1981
X5.9
X5.5
X4.0
X3.6
X3.5
X3.1
X3.0
X2.7
X2.6
X2.5
X2.4
X2.3
Other M/X flares that day
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.
← M9.2 1981-10-12M6.6 1981-11-07 →
About this page
A X3.0 flare that began 1981-10-14 17:05 UTC; No. 7 of 4,022 C-class-or-larger flares in 1981.