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Solar flares in April 1985
C-class31
M-class1
X-class1
LargestX1.91985-04-24
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| April 1984 | 173 | 36 | 3 | X13.0 |
| April 1985 | 31 | 1 | 1 | X1.9 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1985-04-24 | 09:14 | 09:22 | 96 | X1.9 | N06E27 | 4647 |
| 1985-04-22 | 16:37 | 16:40 | 12 | M1.0 | N05E49 | 4647 |
| 1985-04-24 | 01:48 | 01:59 | 41 | C8.8 | N03E28 | 4647 |
| 1985-04-22 | 19:47 | 19:50 | 5 | C8.7 | – | – |
| 1985-04-24 | 04:49 | 04:51 | 42 | C7.4 | N05E26 | 4647 |
| 1985-04-23 | 21:08 | 21:10 | 16 | C5.5 | N04E30 | 4647 |
| 1985-04-24 | 16:42 | 17:02 | 43 | C5.4 | – | 4647 |
| 1985-04-25 | 07:25 | 07:29 | 44 | C4.2 | N05E11 | 4647 |
| 1985-04-26 | 22:47 | 23:06 | 44 | C2.5 | – | – |
| 1985-04-22 | 03:51 | 03:52 | 12 | C2.4 | N02E54 | 4647 |
| 1985-04-23 | 10:17 | 10:38 | 29 | C2.2 | N03E40 | 4647 |
| 1985-04-24 | 03:46 | 03:53 | 32 | C2.2 | N04E26 | 4647 |
| 1985-04-21 | 16:16 | 16:24 | 29 | C2.1 | N04E62 | 4647 |
| 1985-04-22 | 09:03 | 09:05 | 11 | C2.1 | N06E56 | 4647 |
| 1985-04-22 | 17:01 | 17:03 | 29 | C2.1 | N05E47 | 4647 |
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
33 flares of class C or larger in April 1985; by M/X count it ranks 381 of 565 months.