Viewing archive of Sunday, 17 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 | M |
|---|---|---|---|---|---|
| 86 3 | 2 -1 | B4.78 | M1.41 | 6 | 1 |
Sunspot regions
Region 14435 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 70 | DAO | N22W0* | |
|
||||
Solar flares on this day | ||||
| M1.4 | ||||
Region 14436 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -2 | 80 10 | HSX | N18W40 | |
|
||||
Solar flares on this day | ||||
| C1.1 C9.7 | ||||
Region 14438 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -3 | 10 -50 | DAO | N20W85 | |
|
||||
Solar flares on this day | ||||
| C1.1 | ||||
Region 14439 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 50 | DAO | N06E52 | |
|
||||
Solar flares on this day | ||||
| B9.8 | ||||
Region 14440 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 30 10 | HAX | N17E54 | |
|
||||
Region 14441 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 50 40 | DAO | N18E13 | |
|
||||
Region 14442 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 20 | CRO | S16E44 | |
|
||||
Region 14443 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | S15E60 | |
|
||||
All times in UTC
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/22 | M2.3 |
| 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 | 88.6 +9.3 |
| Last 30 days | 99.4 +8.5 |
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