Viewing archive of Thursday, 20 January 2022 - 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 |
|---|---|---|---|---|---|
| 60 3 | 1 1 | B2.19 | M5.51 | 2 | 1 |
Sunspot regions
Region 12927 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 1 -29 | AXX | S20W80 | |
|
||||
Region 12929 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 80 -150 | DAO | N07W86 | |
|
||||
Solar flares on this day | ||||
| C1.0 B4.1 B6.7 C1.1 C1.6 B5.3 M5.5 | ||||
Region 12930 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 100 -110 | DAO | N21W86 | |
|
||||
Region 12933 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -6 | 80 -20 | CAO | S22W49 | |
|
||||
Solar flares on this day | ||||
| B3.9 | ||||
Region 12934 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 90 | HSX | S24E69 | |
|
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All times in UTC
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 186 +94.2 |
| Last 30 days | 106.4 +13.7 |