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M8.5 solar flare on 1982-11-15
ClassM8.5NOAA report
Peak02:021982-11-15 UTC
Duration89 min
Peak flux8.5e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 51 / 3850 |
| Other M/X flares that day | 1 |
| M/X flares that month | 50 |
| Solar cycle | Cycle 21 |
| Position on disk | S12W01 |
| Active region | AR 3987 (68 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 |
|---|---|---|---|---|---|---|
| 16:01 | 16:18 | 87 | M1.3 | S12W09 | 3987 |
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.
← X1.1 1982-11-12M7.3 1982-11-22 →
About this page
A M8.5 flare that began 1982-11-15 01:43 UTC; No. 51 of 3,850 C-class-or-larger flares in 1982.