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Solar flares in July 2001
C-class71
M-class3
X-class0
LargestM1.82001-07-19
Sunspot number124.6NOAA SWPC
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| July 2000 | 205 | 51 | 3 | X5.7 |
| July 2001 | 71 | 3 | 0 | M1.8 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2001-07-19 | 09:52 | 10:04 | 25 | M1.8 | S08W62 | 9537 |
| 2001-07-16 | 03:13 | 03:20 | 16 | M1.2 | S18W20 | 9539 |
| 2001-07-14 | 21:26 | 21:33 | 14 | M1.0 | S19W02 | 9539 |
| 2001-07-07 | 03:22 | 03:31 | 15 | C9.0 | S20W28 | 9530 |
| 2001-07-28 | 13:41 | 13:53 | 27 | C7.8 | – | – |
| 2001-07-15 | 00:15 | 00:23 | 14 | C7.7 | S19W05 | 9539 |
| 2001-07-15 | 06:42 | 06:56 | 25 | C6.9 | S19W08 | 9539 |
| 2001-07-21 | 05:02 | 05:08 | 10 | C6.6 | S22E06 | 9543 |
| 2001-07-30 | 20:36 | 20:43 | 13 | C6.0 | – | – |
| 2001-07-31 | 03:57 | 04:07 | 19 | C6.0 | – | – |
| 2001-07-18 | 21:35 | 21:41 | 11 | C5.4 | S17E32 | 9546 |
| 2001-07-23 | 06:19 | 06:23 | 6 | C5.0 | N10W65 | 9545 |
| 2001-07-30 | 08:20 | 08:34 | 20 | C4.5 | – | – |
| 2001-07-23 | 14:22 | 14:26 | 6 | C3.9 | – | – |
| 2001-07-29 | 01:38 | 01:46 | 14 | C3.6 | – | – |
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
74 flares of class C or larger in July 2001; by M/X count it ranks 357 of 565 months.