Viewing archive of Thursday, 4 July 2013 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 109 15 | 0 -1 | C1.1 | M1.28 | 13 | 1 |
Sunspot regions
Region 11777 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 100 | HSX | S17W0* | |
|
||||
Region 11780 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 -20 | HRX | S13W89 | |
|
||||
Region 11781 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -7 | 30 -80 | DSO | N21W69 | |
|
||||
Region 11784 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -1 | 20 -20 | CSO | S15E06 | |
|
||||
Region 11785 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 12 | 570 270 | FKC | S11E49 | |
|
||||
Solar flares on this day | ||||
| M1.27 C4.31 C1.41 C5.69 C1.55 | ||||
Region 11786 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 -20 | HSX | S31E03 | |
|
||||
Region 11787 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 60 | DSO | S14E70 | |
|
||||
Solar flares on this day | ||||
| C2.6 C1.5 C8.53 C9.74 C3.9 | ||||
All times in UTC
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Latest forum messages
CMes from ar 4392 (19-21st of march) 270Growth of Cycle 25 996Incoming & Unnumbered Active Regions 242Space Weather Memes 805AR4401 15
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 | 2026/03/18 | M2.7 |
| Last geomagnetic storm | 2026/03/23 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 77.7 -0.5 |
| Last 30 days | 74.2 -10.5 |