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Solar flares in July 2002
C-class225
M-class30
X-class5
LargestX4.82002-07-23
Sunspot number183.4NOAA SWPC
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| July 2001 | 71 | 3 | 0 | M1.8 |
| July 2002 | 225 | 30 | 5 | X4.8 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2002-07-23 | 00:18 | 00:35 | 29 | X4.8 | S13E72 | 10039 |
| 2002-07-20 | 21:04 | 21:30 | 50 | X3.3 | – | – |
| 2002-07-15 | 19:59 | 20:08 | 15 | X3.0 | N19W01 | 10030 |
| 2002-07-18 | 07:24 | 07:44 | 25 | X1.8 | N19W30 | 10030 |
| 2002-07-03 | 02:08 | 02:13 | 8 | X1.5 | S20W51 | 10017 |
| 2002-07-26 | 20:51 | 21:12 | 38 | M8.7 | S19E26 | 10044 |
| 2002-07-17 | 06:58 | 07:13 | 21 | M8.5 | N21W17 | 10030 |
| 2002-07-11 | 14:44 | 14:51 | 13 | M5.8 | N21E58 | 10030 |
| 2002-07-03 | 20:00 | 20:10 | 21 | M5.3 | – | 10017 |
| 2002-07-26 | 22:03 | 22:17 | 29 | M5.3 | – | – |
| 2002-07-26 | 00:04 | 00:10 | 12 | M4.9 | S20E28 | 10044 |
| 2002-07-29 | 02:29 | 02:38 | 17 | M4.8 | – | – |
| 2002-07-29 | 10:27 | 10:44 | 46 | M4.7 | – | – |
| 2002-07-26 | 22:36 | 22:38 | 5 | M4.6 | – | 10044 |
| 2002-07-05 | 13:10 | 13:26 | 27 | M3.2 | S19W82 | 10017 |
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
260 flares of class C or larger in July 2002; by M/X count it ranks 89 of 565 months.