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Solar flares in January 2023
C-class242
M-class38
X-class3
LargestX1.92023-01-09
Sunspot number133.4NOAA SWPC
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| January 2022 | 96 | 5 | 0 | M5.5 |
| January 2023 | 242 | 38 | 3 | X1.9 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2023-01-09 | 18:37 | 18:50 | 19 | X1.9 | – | – |
| 2023-01-06 | 00:43 | 00:57 | 23 | X1.2 | – | – |
| 2023-01-10 | 22:39 | 22:47 | 12 | X1.0 | – | – |
| 2023-01-15 | 03:08 | 03:42 | 59 | M6.0 | – | – |
| 2023-01-11 | 01:49 | 01:56 | 11 | M5.6 | – | – |
| 2023-01-10 | 00:09 | 00:16 | 12 | M5.1 | – | – |
| 2023-01-15 | 14:16 | 14:31 | 34 | M4.8 | – | – |
| 2023-01-14 | 20:37 | 21:00 | 41 | M4.6 | – | – |
| 2023-01-25 | 09:37 | 10:11 | 71 | M4.6 | – | – |
| 2023-01-13 | 10:05 | 10:15 | 13 | M3.9 | – | – |
| 2023-01-14 | 20:06 | 20:21 | 21 | M3.5 | – | – |
| 2023-01-11 | 08:25 | 08:33 | 10 | M3.1 | – | – |
| 2023-01-26 | 12:53 | 13:06 | 21 | M2.8 | – | – |
| 2023-01-10 | 02:33 | 02:41 | 20 | M2.6 | – | – |
| 2023-01-11 | 00:39 | 00:59 | 30 | M2.4 | – | – |
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.
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About this page
283 flares of class C or larger in January 2023; by M/X count it ranks 63 of 565 months.