Sunspot region AR9904
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/04/10 | 7 | 60 | CAO | S16W07 | |
| 2002/04/11 | 6 | 50 | CSO | S16W21 | |
| 2002/04/12 | 4 | 20 | BXO | S16W36 | |
| 2002/04/13 | 5 | 30 | CRO | S15W49 | |
| 2002/04/14 | 8 | 30 | BXO | S14W56 |
| C | M |
|---|---|
| 1 | 2 |
The top 3 solar flares from sunspot region 9904
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.33 | 2002/04/11 | 16:16 | 16:26 | 16:33 | |
| 2 | M1.33 | 2002/04/16 | 10:37 | 10:44 | 10:54 | |
| 3 | C3.65 | 2002/04/16 | 02:15 | 02:19 | 02:23 |
Latest news
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/22 | M1.3 |
| Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 121.5 -12.7 |
| Last 30 days | 116.5 -16.8 |