Solar Flare WatchHome › Flare history › 1980
M6.7 solar flare on 1980-06-27
ClassM6.7NOAA report
Peak16:171980-06-27 UTC
Duration22 min
Peak flux6.7e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 39 / 2460 |
| Other M/X flares that day | 1 |
| M/X flares that month | 46 |
| Solar cycle | Cycle 21 |
| Position on disk | S25W54 |
| Active region | AR 2522 (27 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 |
|---|---|---|---|---|---|---|
| 01:13 | 01:14 | 25 | M1.0 | S29W53 | 2522 |
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.
← X2.6 1980-06-21X2.5 1980-07-01 →
About this page
A M6.7 flare that began 1980-06-27 16:15 UTC; No. 39 of 2,460 C-class-or-larger flares in 1980.