Viewing archive of Saturday, 12 November 2011 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 155 28 | 1 1 | C1.03 | C3.67 | 5 |
Sunspot regions
Region 11338 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 140 -50 | DAO | S13W68 | |
Region 11339 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 22 -23 | 590 -430 | EKC | N18W48 | |
Solar flares on this day | ||||
| C3.67 | ||||
Region 11340 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 80 | HSX | S09W17 | |
Region 11341 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 4 | 90 -20 | CSO | N08E02 | |
Region 11342 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -3 | 100 -80 | CSO | N16W10 | |
Region 11343 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 120 -60 | HSX | N26E12 | |
Region 11344 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -1 | 60 | DSO | S18W45 | |
Solar flares on this day | ||||
| C2.57 C3.46 C3.49 | ||||
Region 11345 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 60 -30 | DSO | S26W29 | |
Latest news
Saturday, 4 May 2024
Sunspot region 3663, X1 solar flare
Monday, 22 April 2024
Lot's of sunspots! Big chance for major flare activity?
Saturday, 23 March 2024
X1.1 solar flare with earth-directed CME
Latest forum messages
AR3663 111Unproven theories 382Latest SC25 Predictions 111Does anyone know what happened to solarham.net? 12Weakening of Earths magnetic field due to geomagnetic excursion 6
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!
Space weather facts
| Last X-flare | 2024/05/03 | X1.6 |
| Last M-flare | 2024/05/04 | M9.0 |
| Last geomagnetic storm | 2024/05/02 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| Last 30 days | 154.5 +60.3 |