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Solar flares in November 1977
C-class10
M-class0
X-class1
LargestX0.11977-11-22
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| November 1976 | 6 | 0 | 0 | C0.0 |
| November 1977 | 10 | 0 | 1 | X0.1 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1977-11-22 | 10:26 | – | 61 | X0.1 | N24W38 | 939 |
| 1977-11-17 | 12:15 | 12:15 | 10 | C0.2 | N23E23 | 939 |
| 1977-11-06 | 19:20 | 19:21 | 54 | C0.1 | N24E73 | 931 |
| 1977-11-13 | 16:07 | 16:09 | 15 | C0.1 | N38E54 | 934 |
| 1977-11-14 | 22:25 | 22:25 | 12 | C0.1 | S24W68 | 935 |
| 1977-11-21 | 02:17 | 02:18 | 30 | C0.1 | N24W23 | 939 |
| 1977-11-30 | 03:38 | 03:58 | 42 | C0.1 | S24E85 | 947 |
| 1977-11-09 | 00:51 | 01:08 | 39 | C0.0 | N22W59 | 930 |
| 1977-11-09 | 03:50 | 03:55 | 28 | C0.0 | N23E59 | 930 |
| 1977-11-10 | 21:16 | 21:18 | 18 | C0.0 | S21E28 | 933 |
| 1977-11-16 | 20:52 | 21:17 | 41 | C0.0 | N23E31 | 939 |
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
11 flares of class C or larger in November 1977; by M/X count it ranks 405 of 565 months.