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Solar flares in May 1986
C-class6
M-class1
X-class0
LargestM1.21986-05-04
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| May 1985 | 15 | 2 | 0 | M4.9 |
| May 1986 | 6 | 1 | 0 | M1.2 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1986-05-04 | 09:39 | 10:07 | 60 | M1.2 | – | 4727 |
| 1986-05-03 | 09:54 | 10:17 | 60 | C2.1 | – | – |
| 1986-05-02 | 13:50 | 13:55 | 20 | C1.8 | N07W72 | 4727 |
| 1986-05-02 | 16:36 | 16:41 | 8 | C1.2 | – | – |
| 1986-05-26 | 18:23 | 18:31 | 24 | C1.2 | N08W26 | 4731 |
| 1986-05-25 | 21:55 | 21:59 | 16 | C1.1 | N06W11 | 4731 |
| 1986-05-25 | 15:17 | 15:17 | 14 | C1.0 | N07W08 | 4731 |
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
7 flares of class C or larger in May 1986; by M/X count it ranks 409 of 565 months.