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Solar flares in October 1978
C-class82
M-class13
X-class0
LargestM0.71978-10-01
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| October 1977 | 33 | 5 | 1 | X0.1 |
| October 1978 | 82 | 13 | 0 | M0.7 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1978-10-01 | 06:53 | 07:30 | 140 | M0.7 | S10E55 | 1320 |
| 1978-10-09 | 19:51 | 19:53 | 4 | M0.6 | S18W61 | 1320 |
| 1978-10-06 | 16:46 | 16:55 | 33 | M0.4 | S14E75 | 1335 |
| 1978-10-28 | 15:57 | 16:04 | 58 | M0.3 | N20E01 | 1365 |
| 1978-10-16 | 21:45 | 21:45 | 13 | M0.2 | N31E46 | 1351 |
| 1978-10-19 | 04:15 | – | 7 | M0.2 | N21W61 | 1340 |
| 1978-10-19 | 07:47 | 07:51 | 24 | M0.2 | N29E65 | 1355 |
| 1978-10-05 | 20:27 | 20:30 | 7 | M0.1 | S13W04 | 1320 |
| 1978-10-08 | 08:40 | 08:41 | 22 | M0.1 | S18E59 | 1335 |
| 1978-10-12 | 14:42 | 14:47 | 10 | M0.1 | S14W90 | 1320 |
| 1978-10-14 | 06:49 | 06:52 | 21 | M0.1 | S21E35 | 1348 |
| 1978-10-14 | 21:12 | 21:13 | 13 | M0.1 | S21E27 | 1348 |
| 1978-10-15 | 03:53 | 03:56 | 17 | M0.1 | S20W90 | 1332 |
| 1978-10-08 | 20:07 | 20:55 | 48 | C0.8 | S14W44 | 1320 |
| 1978-10-10 | 10:30 | 10:34 | 15 | C0.8 | S11W64 | 1320 |
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 1978November 1978 →
About this page
95 flares of class C or larger in October 1978; by M/X count it ranks 200 of 565 months.