Sunspot region AR9387
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/03/20 | 3 | 30 | CSO | N09E59 | |
| 2001/03/21 | 5 | 90 | DAO | N10E47 | |
| 2001/03/22 | 13 | 110 | DAO | N09E34 | |
| 2001/03/23 | 18 | 140 | CAO | N08E21 | |
| 2001/03/24 | 11 | 140 | DSO | N09E07 | |
| 2001/03/25 | 11 | 150 | DSO | N08W07 | |
| 2001/03/26 | 7 | 110 | CSO | N08W23 | |
| 2001/03/27 | 2 | 160 | CSO | N09W38 | |
| 2001/03/28 | 1 | 130 | HSX | N09W52 | |
| 2001/03/29 | 4 | 150 | CSO | N08W66 | |
| 2001/03/30 | 1 | 110 | HSX | N08W80 | |
| 2001/03/31 | 1 | 60 | HSX | N08W92 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 121 +35.1 |
| Last 30 days | 102.1 +47 |
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