Solar Flare WatchHome › Flare history › 2023
M5.0 solar flare on 2023-07-17
ClassM5.0GOES-16 science data
Peak23:342023-07-17 UTC
Duration–
Peak flux5.0e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 47 / 3209 |
| Other M/X flares that day | 2 |
| M/X flares that month | 51 |
| Solar cycle | Cycle 25 |
Compared with the strongest flares of 2023
X4.9
X2.8
X2.2
X2.0
X1.9
X1.6
X1.4
X1.2
X1.2
X1.1
X1.0
X1.0
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 22:41 | 22:54 | 24 | M2.7 | – | – | |
| 23:37 | 00:06 | 45 | M5.7 | – | – |
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.
← M6.9 2023-07-12M5.7 2023-07-17 →
About this page
A M5.0 flare that began 2023-07-17 23:17 UTC; No. 47 of 3,209 C-class-or-larger flares in 2023.