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Solar flares in May 1984
C-class253
M-class23
X-class3
LargestX10.11984-05-20
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| May 1983 | 353 | 19 | 4 | X3.1 |
| May 1984 | 253 | 23 | 3 | X10.1 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1984-05-20 | 22:18 | 22:41 | 139 | X10.1 | S09E52 | 4492 |
| 1984-05-19 | 21:51 | 22:00 | 9 | X4.1 | S07E67 | 4492 |
| 1984-05-21 | 19:36 | 20:27 | 115 | X2.7 | S06E40 | 4492 |
| 1984-05-05 | 18:08 | 18:27 | 41 | M7.5 | – | 4474 |
| 1984-05-05 | 11:16 | 12:07 | 99 | M7.1 | – | 4481 |
| 1984-05-22 | 14:53 | 15:01 | 83 | M6.3 | S09E24 | 4492 |
| 1984-05-21 | 02:18 | 03:26 | 99 | M5.7 | – | – |
| 1984-05-20 | 05:29 | 05:43 | 32 | M5.4 | – | 4492 |
| 1984-05-10 | 17:20 | 17:51 | 66 | M4.7 | N03E21 | 4481 |
| 1984-05-20 | 02:46 | 03:03 | 40 | M4.6 | S08E64 | 4492 |
| 1984-05-01 | 00:21 | 01:30 | 166 | M4.0 | S14W32 | 4474 |
| 1984-05-02 | 19:15 | 19:33 | 149 | M3.0 | S07W60 | 4474 |
| 1984-05-20 | 01:26 | 01:27 | 37 | M2.9 | S10E65 | 4492 |
| 1984-05-11 | 07:28 | 07:32 | 23 | M1.8 | N03E12 | 4481 |
| 1984-05-23 | 04:54 | 05:12 | 37 | M1.8 | S08E24 | 4492 |
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
279 flares of class C or larger in May 1984; by M/X count it ranks 122 of 565 months.