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X3.3 solar flare on 1980-11-08
ClassX3.3NOAA report
Peak13:371980-11-08 UTC
Duration125 min
Peak flux3.3e-04W/m²
| Comparison | Value |
|---|---|
| Rank among X flares (1975 – Jun 2017) | 95 / 491 |
| Rank in year | 5 / 2460 |
| Other M/X flares that day | 3 |
| M/X flares that month | 116 |
| Solar cycle | Cycle 21 |
| Position on disk | N08W28 |
| 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 |
|---|---|---|---|---|---|---|
| 07:17 | 07:18 | 74 | M1.9 | N10W21 | 2776 | |
| 14:47 | 14:54 | 18 | M2.4 | S09E37 | 2779 | |
| 19:56 | 20:07 | 43 | M1.5 | S08E43 | 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.
← M8.5 1980-11-07M8.0 1980-11-10 →
About this page
A X3.3 flare that began 1980-11-08 13:33 UTC; No. 5 of 2,460 C-class-or-larger flares in 1980.