Viewing archive of Tuesday, 8 March 2011 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 137 15 | 2 2 | C2.43 | M7.67 | 3 | 7 |
Sunspot regions
Region 11164 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 -5 | 760 120 | EKC | N24W59 | |
Region 11165 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 -3 | 420 220 | FKO | S20W78 | |
Solar flares on this day | ||||
| C6.71 M1.86 C7.86 M7.57 M6.29 M2 M1.26 | ||||
Region 11166 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 25 9 | 410 50 | EKC | N11E12 | |
Solar flares on this day | ||||
| M1.1 | ||||
Region 11167 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 -10 | BXO | N15W18 | |
Region 11169 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 3 | 50 20 | DSI | N20E44 | |
All times in UTC
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| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/18 | M2.7 |
| Last geomagnetic storm | 2026/03/23 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
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| March 2026 | 77.7 -0.5 |
| Last 30 days | 72.3 -15.7 |