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Solar flares in March 2001
C-class176
M-class37
X-class1
LargestX1.72001-03-29
Sunspot number166.7NOAA SWPC
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| March 2000 | 302 | 37 | 3 | X1.8 |
| March 2001 | 176 | 37 | 1 | X1.7 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2001-03-29 | 09:57 | 10:15 | 35 | X1.7 | N20W19 | 9393 |
| 2001-03-10 | 04:00 | 04:05 | 7 | M6.7 | N27W42 | 9368 |
| 2001-03-08 | 11:13 | 11:18 | 8 | M5.7 | N30W18 | 9368 |
| 2001-03-28 | 11:21 | 12:40 | 105 | M4.3 | N18E02 | 9393 |
| 2001-03-26 | 02:28 | 02:39 | 18 | M2.7 | N20E51 | 9401 |
| 2001-03-25 | 10:33 | 11:16 | 47 | M2.6 | N21E59 | – |
| 2001-03-25 | 04:12 | 04:24 | 19 | M2.5 | N17E51 | 9393 |
| 2001-03-26 | 13:03 | 13:26 | 41 | M2.2 | N15E27 | 9393 |
| 2001-03-27 | 16:25 | 16:30 | 7 | M2.2 | N21E33 | 9401 |
| 2001-03-28 | 23:25 | 23:30 | 9 | M2.2 | N14W08 | 9393 |
| 2001-03-30 | 05:11 | 05:15 | 9 | M2.2 | – | 9393 |
| 2001-03-29 | 02:44 | 02:56 | 16 | M2.1 | N17W04 | 9393 |
| 2001-03-29 | 11:29 | 11:35 | 10 | M2.1 | N15W12 | 9393 |
| 2001-03-31 | 11:00 | 11:12 | 31 | M2.1 | N16W34 | 9393 |
| 2001-03-21 | 02:28 | 02:37 | 14 | M1.8 | S05W65 | 9373 |
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
214 flares of class C or larger in March 2001; by M/X count it ranks 78 of 565 months.