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X2.5 solar flare on 2026-04-24
ClassX2.5GOES-18 science data
Peak08:132026-04-24 UTC
Duration17 min
Peak flux2.5e-04W/m²
| Comparison | Value |
|---|---|
| Rank among X flares (since Jun 2017) | 24 / 108 |
| Rank in year | 4 / 1764 |
| Other M/X flares that day | 4 |
| M/X flares that month | 28 |
| Solar cycle | Cycle 25 |
Compared with the strongest flares of 2026
X8.1
X4.2
X2.8
X2.5
X2.4
X1.9
X1.6
X1.5
X1.4
X1.2
X1.1
X1.0
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 00:51 | 01:07 | 22 | X2.4 | – | – | |
| 08:57 | 09:07 | 22 | M1.9 | – | – | |
| 12:34 | 13:01 | 40 | M1.7 | – | – | |
| 17:54 | 18:15 | 36 | M6.4 | – | – |
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.
← X2.4 2026-04-24M6.4 2026-04-24 →
About this page
A X2.5 flare that began 2026-04-24 08:01 UTC; No. 4 of 1,764 C-class-or-larger flares in 2026.