Viewing archive of Tuesday, 12 May 2026 - 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 |
|---|---|---|---|---|
| 58 -21 | 0 | B5.87 | C2.01 | 9 |
Sunspot regions
Region 14431 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 | HSX | S16W0* | |
|
||||
Region 14432 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -7 | 650 -30 | EKO | N14W84 | |
|
||||
Solar flares on this day | ||||
| C1.3 C1.0 C1.1 C1.3 C1.4 | ||||
Region 14433 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -2 | 40 -10 | HAX | S17W53 | |
|
||||
Solar flares on this day | ||||
| C1.1 | ||||
Region 14435 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 40 | HSX | N23W42 | |
|
||||
Region 14436 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -1 | 170 -30 | CAO | N18E27 | |
|
||||
Solar flares on this day | ||||
| C2.0 C1.5 C1.0 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2026/06/03 | X1.0 |
| Last M-flare | 2026/06/06 | M1.8 |
| Last geomagnetic storm | 2026/06/05 | Kp6+ (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| May 2026 | 101.4 +22.1 |
| June 2026 | 133.8 +32.4 |
| Last 30 days | 108.1 +14.5 |
This day in history*
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