Viewing archive of Sunday, 29 March 2015 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 73 -9 | 1 | C1.3 | C4.71 | 8 |
Sunspot regions
Region 12303 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 50 | DAO | N18W78 | |
|
||||
Solar flares on this day | ||||
| C4.28 C3.37 C3.87 C2.54 C4.68 | ||||
Region 12305 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 22 5 | 410 | EKI | S08W19 | |
|
||||
Solar flares on this day | ||||
| C2.32 | ||||
Region 12309 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 2 | 80 20 | DAO | N15W87 | |
|
||||
Region 12313 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HAX | N17E11 | |
|
||||
Region 12315 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | CAO | S19W16 | |
|
||||
Solar flares on this day | ||||
| C2.18 | ||||
All times in UTC
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
Well… here it goes again.. 12Coronal Hole 26 6The hypothetical role of metal ions in Sporadic E skip 3Unspecified geomagnetic activity 81Filaments and prominences 490
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/16 | M2.4 |
| Last geomagnetic storm | 2026/02/16 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 90.2 -22.4 |
| Last 30 days | 102.4 -15.3 |