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Solar flares in January 1977
C-class9
M-class1
X-class0
LargestM0.21977-01-31
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| January 1976 | 18 | 0 | 0 | C0.6 |
| January 1977 | 9 | 1 | 0 | M0.2 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1977-01-31 | 17:26 | 17:30 | 9 | M0.2 | N27E60 | 779 |
| 1977-01-12 | 22:14 | 22:16 | 4 | C0.7 | S29W08 | 768 |
| 1977-01-13 | 01:11 | 01:13 | 20 | C0.5 | S30W08 | 768 |
| 1977-01-12 | 18:05 | – | 55 | C0.4 | S27W03 | 768 |
| 1977-01-04 | 17:22 | 17:26 | 6 | C0.3 | S22W71 | 764 |
| 1977-01-12 | 13:16 | 13:23 | 29 | C0.2 | S27W05 | 768 |
| 1977-01-01 | 02:17 | 02:20 | 33 | C0.0 | S21W14 | 764 |
| 1977-01-01 | 23:50 | 23:50 | 5 | C0.0 | S21W27 | 764 |
| 1977-01-05 | 14:57 | – | 13 | C0.0 | N30W90 | 766 |
| 1977-01-11 | 13:28 | 13:40 | 22 | C0.0 | S28E12 | 768 |
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.
← December 1976February 1977 →
About this page
10 flares of class C or larger in January 1977; by M/X count it ranks 403 of 565 months.