Solar Flare WatchHome › Flare history › 2001
M6.7 solar flare on 2001-10-22
ClassM6.7NOAA report
Peak15:082001-10-22 UTC
Duration64 min
Peak flux6.7e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 37 / 2429 |
| Other M/X flares that day | 2 |
| M/X flares that month | 36 |
| Solar cycle | Cycle 23 |
| Position on disk | S21E18 |
| Active region | AR 9672 (21 flares) |
Compared with the strongest flares of 2001
X20.0
X14.4
X6.2
X5.6
X5.3
X3.4
X2.8
X2.6
X2.3
X2.0
X1.7
X1.6
Other M/X flares that day
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.
← X1.6 2001-10-19X1.2 2001-10-22 →
About this page
A M6.7 flare that began 2001-10-22 14:27 UTC; No. 37 of 2,429 C-class-or-larger flares in 2001.