Viewing archive of Tuesday, 9 March 2021 - 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 |
|---|---|---|---|---|
| 23 11 | 1 1 | A6.34 | C1.68 | 1 |
Sunspot regions
Region 12807 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | S18W50 | |
|
||||
Solar flares on this day | ||||
| B1.9 B1.4 | ||||
Region 12808 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 | HSX | N19E68 | |
|
||||
Solar flares on this day | ||||
| B1.1 C1.6 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/01 | M2.5 |
| 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 |
| April 2025 | 152.5 -2.1 |
| Last 30 days | 130.7 -17.9 |