Sunspot region AR9853
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/03/03 | 1 | 10 | HRX | S24E69 | |
| 2002/03/04 | 3 | 50 | HAX | S23E54 | |
| 2002/03/05 | 7 | 80 | DAO | S23E42 | |
| 2002/03/06 | 10 | 80 | DAO | S23E28 | |
| 2002/03/07 | 10 | 70 | DAO | S23E15 | |
| 2002/03/08 | 9 | 70 | DAO | S23E02 | |
| 2002/03/09 | 8 | 40 | CAO | S23W11 | |
| 2002/03/10 | 3 | 20 | CSO | S22W26 | |
| 2002/03/11 | 2 | 20 | CRO | S24W39 |
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
AR4405 17AR4401 65Incoming & Unnumbered Active Regions 256Photographing auroras 234SDO Imagery is not updated? 6
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/26 | M4.0 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 81.4 +3.2 |
| Last 30 days | 81.4 +3.6 |