Viewing archive of Thursday, 27 May 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 | C |
|---|---|---|---|---|
| 34 | 0 | B2.48 | C7.62 | 3 |
Sunspot regions
Region 12824 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 250 | DHO | N20W55 | |
|
||||
Solar flares on this day | ||||
| B5.9 B5.4 B6.8 B6.2 C1.0 C1.2 C7.6 | ||||
Region 12826 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 | 280 40 | DKO | N24W74 | |
|
||||
Solar flares on this day | ||||
| C1.4 B5.9 B4.5 B4.4 B4.0 B9.1 B3.8 C0.9 B4.9 B4.2 B4.9 B7.7 B6.8 B8.1 B4.0 B3.6 | ||||
All times in UTC
Latest news
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| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/05 | M2.2 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 141.3 +17.3 |
| Last 30 days | 123.1 +14.7 |