Viewing archive of Thursday, 1 July 2021 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 56 3 | 0 | B1.55 | B6.13 |
Sunspot regions
Region 12835 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 2 | 770 270 | EKC | S18W14 | |
|
||||
Solar flares on this day | ||||
| B3.0 B6.2 B3.0 B2.9 B2.5 B5.1 B2.8 | ||||
Region 12836 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 20 | HSX | S27W19 | |
|
||||
Region 12837 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 3 | 20 | BXO | N17E29 | |
|
||||
Solar flares on this day | ||||
| B2.8 | ||||
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
Growth of Cycle 25 985AR4392 (including CMEs) 60Incoming & Unnumbered Active Regions 223Current Farside Activity 416CH 31 HSS 10
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/17 | M1.3 |
| Last geomagnetic storm | 2026/03/14 | Kp6 (G2) |
| 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 | 83.1 +4.9 |
| Last 30 days | 60 -62.3 |