Viewing archive of Thursday, 13 August 2015 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 51 -17 | 1 1 | B3 | B8.41 |
Sunspot regions
Region 12394 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HSX | N12W0* | |
Region 12396 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 23 -5 | 560 -150 | EKC | S18W65 | |
|
||||
Solar flares on this day | ||||
| B4.33 | ||||
Region 12398 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N16W08 | |
|
||||
Region 12399 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 10 | BXO | S16W14 | |
|
||||
Region 12400 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 10 | BXO | N17E22 | |
|
||||
Solar flares on this day | ||||
| B8.04 | ||||
All times in UTC
Latest news
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
Saturday, 5 October 2024
Incoming CME, G3 geomagnetic storm watch
Latest forum messages
AR 3878 144AR 3879 8Possible CME 31.10.2024 21:20 UTC Peak X2.03 from AR 3878 flare 5CME 31/10/2024 Happy ? 3AR 3876 32
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 | 2024/10/31 | X2.0 |
| Last M-flare | 2024/10/31 | M4.6 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| Last 30 days | 157.2 +7.5 |