Sunspot region AR9978
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/06/01 | 2 | 20 | BXO | S20E62 | |
| 2002/06/02 | 3 | 40 | CSO | S20E47 | |
| 2002/06/03 | 10 | 130 | DAO | S19E34 | |
| 2002/06/04 | 15 | 250 | DAI | S20E21 | |
| 2002/06/05 | 14 | 210 | DAO | S20E07 | |
| 2002/06/06 | 17 | 260 | DAI | S20W06 | |
| 2002/06/07 | 14 | 180 | DAO | S21W20 | |
| 2002/06/08 | 11 | 140 | CAO | S21W33 | |
| 2002/06/09 | 6 | 120 | DSO | S21W47 | |
| 2002/06/10 | 2 | 80 | CAO | S21W61 | |
| 2002/06/11 | 1 | 80 | HAX | S21W74 | |
| 2002/06/12 | 1 | 50 | HSX | S21W87 |
| C |
|---|
| 3 |
The top 3 solar flares from sunspot region 9978
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.07 | 2002/06/04 | 16:06 | 16:14 | 16:25 | |
| 2 | C2.12 | 2002/06/05 | 22:30 | 22:38 | 22:48 | |
| 3 | C1.81 | 2002/06/03 | 17:11 | 17:14 | 17:17 |
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 | 2026/04/09 | 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 | 101.7 +15.8 |
| Last 30 days | 97.2 +38.9 |
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