Sunspot region AR10394
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/06/27 | 2 | 10 | AXX | N08E22 | |
| 2003/06/28 | 5 | 20 | CRO | N10E09 | |
| 2003/06/29 | 10 | 70 | DAO | N10W06 | |
| 2003/06/30 | 5 | 60 | DAO | N10W19 | |
| 2003/07/01 | 5 | 40 | CSO | N08W34 | |
| 2003/07/02 | 2 | 20 | HSX | N08W49 | |
| 2003/07/03 | 1 | 10 | AXX | N07W62 |
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
X1.5 CME 38AR4405 63Unspecified geomagnetic activity 135The hypothetical role of metal ions in Sporadic E skip 8AR4399 8
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Space weather facts
| Last X-flare | 2026/03/30 | X1.4 |
| Last M-flare | 2026/03/28 | M1.3 |
| 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 | 86.6 +8.4 |
| Last 30 days | 86.6 +11.2 |
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