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X1.1 solar flare on 1989-01-07
ClassX1.1NOAA report
Peak04:361989-01-07 UTC
Duration32 min
Peak flux1.1e-04W/m²
| Comparison | Value |
|---|---|
| Rank among X flares (1975 – Jun 2017) | 363 / 491 |
| Rank in year | 46 / 2608 |
| Other M/X flares that day | 6 |
| M/X flares that month | 102 |
| Solar cycle | Cycle 22 |
| Position on disk | S34E80 |
| Active region | AR 5312 (51 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 |
|---|---|---|---|---|---|---|
| 13:06 | 13:31 | 55 | M1.8 | S19W79 | 5301 | |
| 17:00 | 17:28 | 44 | M1.3 | S20W77 | 5301 | |
| 18:10 | 18:14 | 58 | M1.1 | S18W77 | 5301 | |
| 18:29 | 18:30 | 9 | M1.2 | S34E71 | 5312 | |
| 19:05 | 19:40 | 72 | M1.3 | S35E66 | 5312 | |
| 21:44 | 22:57 | 135 | M1.6 | – | – |
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.
← M8.9 1989-01-06M7.5 1989-01-08 →
About this page
A X1.1 flare that began 1989-01-07 04:12 UTC; No. 46 of 2,608 C-class-or-larger flares in 1989.