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Solar flares in February 1990
C-class154
M-class10
X-class0
LargestM6.91990-02-03
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| February 1989 | 161 | 35 | 3 | X3.9 |
| February 1990 | 154 | 10 | 0 | M6.9 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1990-02-03 | 01:09 | 01:09 | 15 | M6.9 | S13W81 | 5900 |
| 1990-02-23 | 12:53 | 13:02 | 63 | M2.9 | S19E28 | 5947 |
| 1990-02-28 | 05:07 | 05:10 | 8 | M2.7 | N34E50 | 5961 |
| 1990-02-27 | 23:28 | 23:29 | 58 | M1.7 | N29E54 | 5961 |
| 1990-02-23 | 16:14 | 16:37 | 53 | M1.3 | S11E53 | 5953 |
| 1990-02-22 | 14:40 | 14:50 | 88 | M1.2 | S20E41 | 5947 |
| 1990-02-28 | 15:52 | 18:16 | 251 | M1.2 | N27E41 | 5961 |
| 1990-02-08 | 18:29 | 18:33 | 7 | M1.1 | – | – |
| 1990-02-24 | 03:17 | 03:21 | 13 | M1.1 | S09E49 | 5953 |
| 1990-02-28 | 14:30 | 15:49 | 104 | M1.0 | N31E41 | 5961 |
| 1990-02-23 | 23:36 | 23:49 | 27 | C9.8 | N13E22 | 5948 |
| 1990-02-05 | 16:59 | 17:10 | 29 | C9.7 | N14W87 | 5904 |
| 1990-02-26 | 16:17 | 16:25 | 13 | C8.1 | – | – |
| 1990-02-08 | 21:09 | 21:35 | 40 | C7.5 | S20W63 | 5925 |
| 1990-02-27 | 07:04 | 07:05 | 6 | C7.4 | S22W16 | 5947 |
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
164 flares of class C or larger in February 1990; by M/X count it ranks 236 of 565 months.