Solar Flare WatchHome › Flare history › 1997
M6.8 solar flare on 1997-11-28
ClassM6.8NOAA report
Peak05:031997-11-28 UTC
Duration30 min
Peak flux6.8e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 4 / 310 |
| Other M/X flares that day | 1 |
| M/X flares that month | 14 |
| Solar cycle | Cycle 23 |
| Position on disk | N15E61 |
| Active region | AR 8113 (29 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
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 19:54 | 20:09 | 23 | M1.1 | – | – |
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.
← X2.6 1997-11-27M6.4 1997-11-29 →
About this page
A M6.8 flare that began 1997-11-28 04:53 UTC; No. 4 of 310 C-class-or-larger flares in 1997.