Solar Flare WatchHome › Flare history › 2014
M7.3 solar flare on 2014-04-18
ClassM7.3NOAA report
Peak13:032014-04-18 UTC
Duration49 min
Peak flux7.3e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 22 / 2016 |
| Other M/X flares that day | 0 |
| M/X flares that month | 4 |
| Solar cycle | Cycle 24 |
Compared with the strongest flares of 2014
X4.9
X3.1
X2.2
X2.0
X2.0
X1.8
X1.6
X1.6
X1.6
X1.5
X1.3
X1.2
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.
← M6.5 2014-04-02X1.3 2014-04-25 →
About this page
A M7.3 flare that began 2014-04-18 12:31 UTC; No. 22 of 2,016 C-class-or-larger flares in 2014.