Viewing archive of Saturday, 18 November 2023 - 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 |
|---|---|---|---|---|---|
| 39 13 | 1 | C1.58 | M1.26 | 3 | 3 |
Sunspot regions
Region 13486 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -3 | 80 -40 | HSX | S10W87 | |
|
||||
Region 13489 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 180 120 | DAO | S17E60 | |
|
||||
Solar flares on this day | ||||
| C2.5 | ||||
Region 13490 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 80 | DAO | N18E69 | |
|
||||
Solar flares on this day | ||||
| M1.2 C4.0 M1.2 C3.3 C8.0 M1.0 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119.1 -4.9 |
| Last 30 days | 122 +10.9 |