Viewing archive of Sunday, 15 March 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 | M |
|---|---|---|---|---|---|
| 93 8 | 1 -1 | B4.18 | C4.86 | 4 | 1 |
Sunspot regions
Region 14384 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 | 230 | DAI | N10W0* | |
|
||||
Region 14391 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 1 | 10 | BXO | N07W21 | |
|
||||
Region 14392 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 6 | 170 80 | CSO | S15E26 | |
|
||||
Solar flares on this day | ||||
| M1.0 | ||||
Region 14393 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 4 | 30 | CRO | N14W04 | |
|
||||
Solar flares on this day | ||||
| B7.6 | ||||
Region 14394 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | S13E29 | |
|
||||
Region 14395 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 1 | 40 30 | CRO | S05E39 | |
|
||||
Solar flares on this day | ||||
| C1.0 | ||||
Region 14396 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 | 10 | BXO | N20E52 | |
|
||||
All times in UTC
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/17 | M1.4 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 92.2 +12.9 |
| Last 30 days | 99.2 +8.8 |
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