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X2.5 solar flare on 1980-11-12
ClassX2.5NOAA report
Peak04:501980-11-12 UTC
Duration6 min
Peak flux2.5e-04W/m²
| Comparison | Value |
|---|---|
| Rank among X flares (1975 – Jun 2017) | 145 / 491 |
| Rank in year | 10 / 2460 |
| Other M/X flares that day | 4 |
| M/X flares that month | 116 |
| Solar cycle | Cycle 21 |
| Position on disk | N10W72 |
| Active region | AR 2776 (46 flares) |
Compared with the strongest flares of 1980
X9.0
X4.4
X3.9
X3.3
X3.3
X3.0
X2.7
X2.6
X2.5
X2.5
X2.2
X1.9
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 02:36 | 02:52 | 21 | M1.9 | S13W06 | 2779 | |
| 16:42 | 17:02 | 36 | M1.4 | S14W11 | 2779 | |
| 21:50 | 21:53 | 12 | M2.1 | – | 2776 | |
| 22:28 | 22:43 | 57 | M3.9 | S13W18 | 2779 |
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.
← M9.6 1980-11-11M9.4 1980-11-13 →
About this page
A X2.5 flare that began 1980-11-12 04:46 UTC; No. 10 of 2,460 C-class-or-larger flares in 1980.