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M6.5 solar flare on 1988-03-15
ClassM6.5NOAA report
Peak16:171988-03-15 UTC
Duration93 min
Peak flux6.5e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 22 / 1845 |
| Other M/X flares that day | 5 |
| M/X flares that month | 21 |
| Solar cycle | Cycle 22 |
| Position on disk | S24E41 |
| Active region | AR 4964 (77 flares) |
Compared with the strongest flares of 1988
X5.6
X4.7
X3.2
X2.5
X2.4
X1.6
X1.4
X1.4
X1.3
X1.2
X1.1
X1.1
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 08:24 | 08:26 | 22 | M2.5 | S22E45 | 4964 | |
| 09:21 | 09:32 | 20 | M3.3 | S23E46 | 4964 | |
| 11:45 | 11:54 | 21 | M5.9 | S23E47 | 4964 | |
| 20:39 | 20:45 | 26 | M4.4 | S22E34 | 4964 | |
| 22:16 | 22:19 | 27 | M3.7 | S24E34 | 4964 |
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.
← M5.9 1988-03-15M8.2 1988-03-16 →
About this page
A M6.5 flare that began 1988-03-15 16:07 UTC; No. 22 of 1,845 C-class-or-larger flares in 1988.