Viewing archive of Tuesday, 21 January 2025 - 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 |
|---|---|---|---|---|---|
| 251 -26 | 0 -2 | C1.69 | M3.38 | 4 | 1 |
Sunspot regions
Region 13959 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -6 | 420 -40 | CKO | N18W45 | |
|
||||
Region 13961 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 50 -20 | 780 -20 | EKC | S09W22 | |
|
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Region 13962 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 -7 | 120 | CAO | N18W12 | |
|
||||
Region 13964 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 -3 | 260 -140 | DKI | N06W90 | |
|
||||
Region 13965 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 9 | 100 -40 | CAO | N14W00 | |
|
||||
Solar flares on this day | ||||
| C2.6 | ||||
Region 13967 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 30 25 | 110 50 | EAI | S17E12 | |
|
||||
Solar flares on this day | ||||
| M3.3 | ||||
Region 13968 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 9 | 70 40 | CAI | S18W99 | |
|
||||
Solar flares on this day | ||||
| C2.2 C3.6 C2.9 | ||||
Region 13969 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 24 13 | 40 10 | DRI | S06E30 | |
|
||||
Region 13970 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 3 | 20 10 | BXI | N16E07 | |
|
||||
Region 13971 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -5 | 10 -10 | AXX | N12W11 | |
|
||||
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/02/21 | M1.4 |
| Last geomagnetic storm | 2025/02/19 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2025 | 137 -17.5 |
| February 2025 | 151.4 +14.4 |
| Last 30 days | 149 -14 |