Solar Flare WatchHome › Flare history › 1997
X9.4 solar flare on 1997-11-06
ClassX9.4NOAA report
Peak11:551997-11-06 UTC
Duration12 min
Peak flux9.4e-04W/m²
| Comparison | Value |
|---|---|
| Rank among X flares (1975 – Jun 2017) | 25 / 491 |
| Rank in year | 1 / 310 |
| Other M/X flares that day | 0 |
| M/X flares that month | 14 |
| Solar cycle | Cycle 23 |
| Position on disk | S18W63 |
| Active region | AR 8100 (30 flares) |
Compared with the strongest flares of 1997
X9.4
X2.6
X2.1
M6.8
M6.4
M5.9
M4.2
M4.1
M3.0
M2.0
M1.9
M1.7
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.
← X2.1 1997-11-04X2.6 1997-11-27 →
About this page
A X9.4 flare that began 1997-11-06 11:49 UTC; No. 1 of 310 C-class-or-larger flares in 1997.