Sunspot region AR10227
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/12/14 | 3 | 10 | BXO | N05E34 | |
| 2002/12/15 | 4 | 30 | CSO | N06E21 | |
| 2002/12/16 | 8 | 50 | DSI | N06E08 | |
| 2002/12/17 | 9 | 70 | DRI | N07W07 | |
| 2002/12/18 | 19 | 90 | DAO | N07W20 | |
| 2002/12/19 | 7 | 70 | CAO | N07W34 | |
| 2002/12/20 | 4 | 30 | CAO | N07W47 | |
| 2002/12/21 | 1 | 10 | AXX | N07W63 | |
| 2002/12/22 | 1 | 40 | HSX | N07W76 |
| C | M |
|---|---|
| 3 | 1 |
The top 4 solar flares from sunspot region 10227
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.84 | 2002/12/16 | 23:33 | 23:36 | 23:40 | |
| 2 | C8.51 | 2002/12/17 | 10:00 | 10:06 | 10:09 | |
| 3 | C7.61 | 2002/12/17 | 04:59 | 05:06 | 05:13 | |
| 4 | C5.96 | 2002/12/17 | 07:47 | 08:02 | 08:30 |
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/16 | M2.4 |
| Last geomagnetic storm | 2026/02/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 2 days |
| 2026 | 2 days (4%) |
| Current stretch | 4 days |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 82.3 -30.3 |
| Last 30 days | 89.6 -33 |