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Solar flares in March 2012
C-class88
M-class19
X-class3
LargestX5.42012-03-07
Sunspot number77.6NOAA SWPC
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| March 2011 | 145 | 21 | 1 | X1.5 |
| March 2012 | 88 | 19 | 3 | X5.4 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2012-03-07 | 00:02 | 00:24 | 38 | X5.4 | N17E27 | 11429 |
| 2012-03-07 | 01:05 | 01:14 | 18 | X1.3 | N22E12 | 11430 |
| 2012-03-05 | 02:30 | 04:09 | 133 | X1.1 | N16E54 | 11429 |
| 2012-03-10 | 17:15 | 17:44 | 75 | M8.4 | – | – |
| 2012-03-13 | 17:12 | 17:41 | 73 | M7.9 | N19W59 | 11429 |
| 2012-03-09 | 03:22 | 03:53 | 56 | M6.3 | – | – |
| 2012-03-02 | 17:29 | 17:46 | 38 | M3.3 | N16E83 | – |
| 2012-03-14 | 15:08 | 15:21 | 28 | M2.8 | N14E05 | 11432 |
| 2012-03-05 | 19:10 | 19:16 | 11 | M2.1 | N14E44 | 11429 |
| 2012-03-06 | 12:23 | 12:41 | 31 | M2.1 | N18E36 | 11429 |
| 2012-03-04 | 10:29 | 10:52 | 107 | M2.0 | N19E61 | 11429 |
| 2012-03-05 | 19:27 | 19:30 | 5 | M1.8 | N14E44 | 11429 |
| 2012-03-15 | 07:23 | 07:52 | 45 | M1.8 | N14W03 | 11432 |
| 2012-03-17 | 20:32 | 20:39 | 10 | M1.4 | S20W25 | 11434 |
| 2012-03-05 | 22:26 | 22:34 | 16 | M1.3 | – | – |
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
110 flares of class C or larger in March 2012; by M/X count it ranks 149 of 565 months.