Solar Flare WatchHome › Flare history › 1983
Solar flares in October 1983
C-class132
M-class6
X-class0
LargestM4.81983-10-19
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| October 1982 | 259 | 6 | 0 | M3.7 |
| October 1983 | 132 | 6 | 0 | M4.8 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1983-10-19 | 19:57 | 20:16 | 51 | M4.8 | – | 4335 |
| 1983-10-16 | 20:04 | 20:10 | 26 | M2.9 | – | 4335 |
| 1983-10-05 | 14:58 | 15:06 | 138 | M2.0 | N07E41 | 4328 |
| 1983-10-19 | 17:54 | 17:55 | 5 | M1.4 | N18W88 | 4335 |
| 1983-10-14 | 08:52 | 09:09 | 46 | M1.3 | N21W20 | 4335 |
| 1983-10-02 | 06:12 | 06:42 | 156 | M1.1 | S18W53 | 4324 |
| 1983-10-13 | 23:24 | 23:32 | 50 | C9.1 | N21W16 | 4335 |
| 1983-10-14 | 15:47 | 15:59 | 147 | C8.4 | N14W57 | 4331 |
| 1983-10-10 | 08:08 | 08:18 | 35 | C8.3 | – | 4335 |
| 1983-10-13 | 06:27 | 06:31 | 9 | C7.6 | S14W76 | 4332 |
| 1983-10-16 | 01:23 | 01:45 | 37 | C7.3 | – | – |
| 1983-10-15 | 04:25 | 04:28 | 7 | C7.1 | N10W79 | 4328 |
| 1983-10-16 | 23:56 | 00:26 | 34 | C7.1 | – | – |
| 1983-10-17 | 00:03 | 00:03 | 74 | C7.1 | N20W54 | 4335 |
| 1983-10-19 | 14:27 | 14:59 | 50 | C6.4 | N20W89 | 4335 |
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.
← September 1983November 1983 →
About this page
138 flares of class C or larger in October 1983; by M/X count it ranks 296 of 565 months.