Solar Flare WatchHome › Flare history › 1982
X2.1 solar flare on 1982-06-26
ClassX2.1NOAA report
Peak19:171982-06-26 UTC
Duration64 min
Peak flux2.1e-04W/m²
| Comparison | Value |
|---|---|
| Rank among X flares (1975 – Jun 2017) | 185 / 491 |
| Rank in year | 23 / 3850 |
| Other M/X flares that day | 3 |
| M/X flares that month | 136 |
| Solar cycle | Cycle 21 |
| Position on disk | N15W73 |
| Active region | AR 3781 (60 flares) |
Compared with the strongest flares of 1982
X12.9
X12.0
X10.1
X9.8
X8.0
X7.1
X5.9
X5.0
X4.5
X3.6
X3.2
X3.0
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 00:42 | 00:47 | 86 | X1.9 | N16W05 | 3781 | |
| 09:17 | 09:23 | 56 | M1.0 | N16W68 | 3781 | |
| 09:38 | 09:42 | 7 | M2.5 | – | 3781 |
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.
← X1.9 1982-06-26M8.8 1982-07-08 →
About this page
A X2.1 flare that began 1982-06-26 19:09 UTC; No. 23 of 3,850 C-class-or-larger flares in 1982.