Solar Flare WatchHome › Flare history › 1989
M7.5 solar flare on 1989-01-31
ClassM7.5NOAA report
Peak12:091989-01-31 UTC
Duration132 min
Peak flux7.5e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 83 / 2608 |
| Other M/X flares that day | 4 |
| M/X flares that month | 102 |
| Solar cycle | Cycle 22 |
| Position on disk | S23E08 |
| Active region | AR 5334 (26 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 |
|---|---|---|---|---|---|---|
| 01:18 | 01:27 | 33 | M1.0 | S25E14 | 5334 | |
| 03:06 | 03:08 | 49 | M1.0 | S24E12 | 5334 | |
| 17:34 | 17:41 | 26 | M1.3 | N15W65 | 5329 | |
| 21:01 | 21:21 | 38 | M1.1 | S23E06 | 5334 |
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 1989-01-27X1.5 1989-02-04 →
About this page
A M7.5 flare that began 1989-01-31 12:01 UTC; No. 83 of 2,608 C-class-or-larger flares in 1989.