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Solar flares in February 1987
C-class2
M-class0
X-class0
LargestC3.01987-02-28
Flares per day (C and above)
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| February 1986 | 64 | 10 | 2 | X3.0 |
| February 1987 | 2 | 0 | 0 | C3.0 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1987-02-28 | 07:00 | 07:06 | 46 | C3.0 | N39E42 | 4773 |
| 1987-02-28 | 16:30 | 16:32 | 30 | C2.0 | N38E34 | 4773 |
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.
About this page
2 flares of class C or larger in February 1987; by M/X count it ranks 476 of 565 months.