Viewing archive of Saturday, 19 December 2009 - 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 |
|---|---|---|---|---|
| 43 23 | 2 2 | B1.01 | C4.27 | 3 |
Sunspot regions
Region 11035 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -4 | 310 100 | ESI | N30W45 | |
Solar flares on this day | ||||
| C4.3 C1.31 | ||||
All times in UTC
Latest news
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
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Friday, 1 November 2024
X2.0 solar flare
Latest forum messages
Comment limitation 8AR 3906 8>500 meV 23Filaments and prominences 561Suggestion - Can admins automatically generate "official" AR topic threads as the regions appear and are numbered? 2
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/23 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 144.7 -21.7 |
| Last 30 days | 158.6 +10.8 |