Viewing archive of Thursday, 4 January 2024 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 64 1 | 0 -1 | B8.69 | M3.88 | 7 | 2 |
Sunspot regions
Region 13534 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 3 | 30 20 | DAO | S16W48 | |
|
||||
Region 13536 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 -2 | 130 -120 | DAO | N07E25 | |
|
||||
Solar flares on this day | ||||
| C1.4 C2.1 C2.1 M1.1 M3.8 C2.2 | ||||
Region 13537 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -3 | 40 -20 | DAO | N19E22 | |
|
||||
Region 13538 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 3 | 30 | DRI | N22W00 | |
|
||||
Solar flares on this day | ||||
| C1.7 C3.3 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/03/30 | M1.0 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 127 -27.6 |
| Last 30 days | 127 -25.7 |