Solar Flare WatchHome › Flare history › 2024
M5.5 solar flare on 2024-09-01
ClassM5.5GOES-16 science data
Peak13:222024-09-01 UTC
Duration–
Peak flux5.5e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 110 / 3708 |
| Other M/X flares that day | 4 |
| M/X flares that month | 57 |
| Solar cycle | Cycle 25 |
Compared with the strongest flares of 2024
X8.9
X8.6
X7.0
X5.8
X4.4
X4.4
X3.9
X3.4
X3.3
X3.2
X2.9
X2.8
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 07:47 | 07:57 | 18 | M1.4 | – | – | |
| 13:28 | 13:31 | 6 | M5.5 | – | – | |
| 19:55 | 20:00 | 15 | M1.1 | – | – | |
| 22:37 | 22:48 | 19 | M1.5 | – | – |
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.
← M5.1 2024-08-23M5.5 2024-09-01 →
About this page
A M5.5 flare that began 2024-09-01 11:41 UTC; No. 110 of 3,708 C-class-or-larger flares in 2024.