Solar Flare WatchHome › Flare history › 1993
M7.3 solar flare on 1993-03-11
ClassM7.3NOAA report
Peak21:581993-03-11 UTC
Duration30 min
Peak flux7.3e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 5 / 1216 |
| Other M/X flares that day | 1 |
| M/X flares that month | 13 |
| Solar cycle | Cycle 22 |
| Position on disk | N15E74 |
| Active region | AR 7448 (51 flares) |
Compared with the strongest flares of 1993
M9.7
M9.6
M8.7
M7.7
M7.3
M7.0
M5.8
M5.4
M5.1
M5.1
M4.4
M4.3
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 15:15 | 15:15 | 12 | M1.1 | S04W34 | 7440 |
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.
← M7.7 1993-03-06M7.0 1993-03-12 →
About this page
A M7.3 flare that began 1993-03-11 21:51 UTC; No. 5 of 1,216 C-class-or-larger flares in 1993.