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Solar flares in August 1987
C-class52
M-class9
X-class0
LargestM1.41987-08-22
Flares per day (C and above)
M/X flares per day
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1987-08-22 | 09:30 | – | 14 | M1.4 | N19E77 | 4845 |
| 1987-08-07 | 19:43 | 19:45 | 27 | M1.3 | S24W17 | 4835 |
| 1987-08-08 | 01:19 | 01:33 | 23 | M1.3 | S25W20 | 4835 |
| 1987-08-08 | 03:33 | 03:38 | 12 | M1.3 | S24W21 | 4835 |
| 1987-08-08 | 13:46 | 13:51 | 29 | M1.3 | S26W26 | 4835 |
| 1987-08-09 | 13:54 | 13:55 | 7 | M1.3 | S23E81 | 4839 |
| 1987-08-22 | 16:39 | 16:48 | 38 | M1.3 | N15E67 | 4845 |
| 1987-08-23 | 22:35 | 22:57 | 73 | M1.3 | N14E52 | 4845 |
| 1987-08-13 | 13:38 | 13:41 | 17 | M1.2 | S23E71 | 4842 |
| 1987-08-08 | 10:49 | 11:18 | 37 | C9.5 | S23W25 | 4835 |
| 1987-08-19 | 10:00 | 10:25 | 84 | C9.4 | S26W48 | 4839 |
| 1987-08-22 | 05:03 | 05:52 | 49 | C9.2 | N16E75 | 4845 |
| 1987-08-07 | 16:50 | 16:52 | 26 | C8.9 | S24W17 | 4835 |
| 1987-08-01 | 18:17 | 18:19 | 26 | C8.6 | S21W74 | 4827 |
| 1987-08-10 | 02:53 | 03:09 | 25 | C8.3 | – | 4839 |
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
61 flares of class C or larger in August 1987; by M/X count it ranks 250 of 565 months.