Viewing archive of Monday, 28 September 2009 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 11 | 0 | A0.0 | A4.6 |
Sunspot regions
Region 11027 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -3 | 10 -50 | AXX | N24W34 | |
All times in UTC
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/07/12 | M1.6 |
| Last geomagnetic storm | 2025/07/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| June 2025 | 116.3 +37.1 |
| July 2025 | 120.4 +4.1 |
| Last 30 days | 120.4 +13.5 |