Solar Flare WatchHome › Flare history › 1989
M5.7 solar flare on 1989-09-05
ClassM5.7NOAA report
Peak22:251989-09-05 UTC
Duration60 min
Peak flux5.7e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 112 / 2608 |
| Other M/X flares that day | 4 |
| M/X flares that month | 71 |
| Solar cycle | Cycle 22 |
| Position on disk | S17E03 |
| Active region | AR 5669 (82 flares) |
Compared with the strongest flares of 1989
X20.0
X15.0
X13.0
X9.8
X6.5
X5.7
X4.5
X4.1
X4.0
X4.0
X3.9
X3.6
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 04:57 | 04:59 | 11 | M1.7 | S19E15 | 5669 | |
| 13:38 | 13:41 | 19 | M3.2 | S18E06 | 5669 | |
| 21:39 | 21:44 | 62 | M4.7 | S17W10 | 5669 | |
| 23:36 | 23:43 | 56 | M1.3 | N26E23 | 5672 |
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.
← X1.1 1989-09-04X1.4 1989-09-09 →
About this page
A M5.7 flare that began 1989-09-05 22:06 UTC; No. 112 of 2,608 C-class-or-larger flares in 1989.