Solar Flare WatchHome › Flare history › 1989
X1.5 solar flare on 1989-11-12
ClassX1.5NOAA report
Peak06:211989-11-12 UTC
Duration46 min
Peak flux1.5e-04W/m²
| Comparison | Value |
|---|---|
| Rank among X flares (1975 – Jun 2017) | 263 / 491 |
| Rank in year | 35 / 2608 |
| Other M/X flares that day | 1 |
| M/X flares that month | 67 |
| Solar cycle | Cycle 22 |
| Position on disk | N13W39 |
| Active region | AR 5783 (40 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 |
|---|---|---|---|---|---|---|
| 08:59 | 09:11 | 76 | M2.2 | N15E14 | 5786 |
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.
← M5.1 1989-11-11X3.2 1989-11-15 →
About this page
A X1.5 flare that began 1989-11-12 06:21 UTC; No. 35 of 2,608 C-class-or-larger flares in 1989.