Sunspot region AR8184
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/03/21 | 3 | 50 | CSO | S18E46 | |
| 1998/03/22 | 3 | 40 | DSO | S19E33 | |
| 1998/03/23 | 4 | 40 | DSO | S20E20 | |
| 1998/03/24 | 4 | 40 | DSO | S20E06 | |
| 1998/03/25 | 5 | 20 | BXO | S20W06 | |
| 1998/03/26 | 1 | 0 | AXX | S21W17 |
Latest news
Friday, 7 February 2025
Coronal hole faces Earth, Minor G1 geomagnetic storm watch
Wednesday, 29 January 2025
Double coronal holes face Earth
Thursday, 16 January 2025
Coronal hole faces Earth
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SIGNIFICANT IMPULSIVE SOLAR MICROWAVE BURST ~ @ 02:10 UT Feb 23 1Growth of Cycle 25 804Ask your obscure/"stupid" space weather questions. 262Unexplained proton activity 51Incoming & Unnumbered Active Regions 1556
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/02/23 | M4.9 |
| Last geomagnetic storm | 2025/02/19 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2025 | 137 -17.5 |
| February 2025 | 154.3 +17.3 |
| Last 30 days | 150.6 -11.5 |