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X1.2 solar flare on 1982-05-29
ClassX1.2NOAA report
Peak22:071982-05-29 UTC
Duration37 min
Peak flux1.2e-04W/m²
| Comparison | Value |
|---|---|
| Rank among X flares (1975 – Jun 2017) | 322 / 491 |
| Rank in year | 31 / 3850 |
| Other M/X flares that day | 4 |
| M/X flares that month | 28 |
| Solar cycle | Cycle 21 |
| Active region | AR 3739 (20 flares) |
Compared with the strongest flares of 1982
X12.9
X12.0
X10.1
X9.8
X8.0
X7.1
X5.9
X5.0
X4.5
X3.6
X3.2
X3.0
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 02:04 | 02:09 | 62 | M2.1 | S04E20 | 3753 | |
| 06:04 | 06:14 | 39 | M1.9 | – | 3739 | |
| 16:48 | 17:04 | 25 | M1.2 | – | 3740 | |
| 20:56 | 21:06 | 29 | M1.1 | – | 3739 |
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.
← M6.7 1982-04-02M9.9 1982-06-02 →
About this page
A X1.2 flare that began 1982-05-29 21:47 UTC; No. 31 of 3,850 C-class-or-larger flares in 1982.