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Solar flares in April 1984
C-class173
M-class36
X-class3
LargestX13.01984-04-24
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| April 1983 | 226 | 5 | 0 | M6.7 |
| April 1984 | 173 | 36 | 3 | X13.0 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1984-04-24 | 23:56 | 00:01 | 104 | X13.0 | S12E43 | 4474 |
| 1984-04-21 | 20:09 | 20:17 | 25 | X1.7 | – | 4474 |
| 1984-04-24 | 02:59 | 04:20 | 145 | X1.0 | S10E57 | 4474 |
| 1984-04-23 | 15:55 | 16:40 | 51 | M7.2 | – | 4474 |
| 1984-04-20 | 19:40 | 19:43 | 80 | M5.7 | N03W73 | 4471 |
| 1984-04-22 | 22:47 | 22:58 | 40 | M5.0 | – | 4474 |
| 1984-04-23 | 01:48 | 02:01 | 29 | M3.6 | – | 4474 |
| 1984-04-22 | 21:43 | 22:16 | 102 | M3.4 | S12E65 | 4474 |
| 1984-04-23 | 01:16 | 02:00 | 115 | M3.2 | S11E64 | 4474 |
| 1984-04-07 | 02:47 | 02:49 | 18 | M2.9 | S11W77 | 4455 |
| 1984-04-26 | 17:22 | 17:26 | 22 | M2.8 | S09E31 | 4474 |
| 1984-04-26 | 10:59 | 12:53 | 208 | M2.7 | S11E23 | 4474 |
| 1984-04-26 | 08:53 | 09:06 | 31 | M2.5 | S09E34 | 4474 |
| 1984-04-27 | 13:48 | 14:11 | 287 | M2.5 | S14E16 | 4474 |
| 1984-04-21 | 10:28 | 10:37 | 20 | M2.4 | – | – |
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
212 flares of class C or larger in April 1984; by M/X count it ranks 70 of 565 months.