Sunspot region AR8516
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/04/15 | 5 | 60 | CAO | S21E68 | |
| 1999/04/16 | 8 | 50 | CAO | S19E55 | |
| 1999/04/17 | 8 | 70 | CAO | S20E44 | |
| 1999/04/18 | 5 | 80 | CAO | S20E30 | |
| 1999/04/19 | 5 | 60 | CSO | S18E16 | |
| 1999/04/20 | 5 | 70 | CAO | S18E03 | |
| 1999/04/21 | 3 | 40 | CSO | S19W11 | |
| 1999/04/22 | 3 | 50 | CSO | S19W25 | |
| 1999/04/23 | 6 | 40 | CSO | S20W36 | |
| 1999/04/24 | 8 | 30 | CRO | S19W50 | |
| 1999/04/25 | 10 | 20 | CRO | S19W62 |
Latest news
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.9 -23.5 |
| Last 30 days | 155.8 +4.5 |