Sunspot region AR9977
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/06/01 | 4 | 20 | DSO | S20W41 | |
| 2002/06/02 | 7 | 50 | CSO | S20W54 | |
| 2002/06/03 | 8 | 90 | DSO | S21W67 | |
| 2002/06/04 | 3 | 40 | CSO | S20W79 |
| C | M |
|---|---|
| 3 | 1 |
The top 4 solar flares from sunspot region 9977
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.15 | 2002/06/02 | 10:02 | 10:15 | 10:33 | |
| 2 | C5.96 | 2002/06/02 | 04:31 | 04:37 | 04:45 | |
| 3 | C5.37 | 2002/06/03 | 14:41 | 14:44 | 14:46 | |
| 4 | C2.19 | 2002/06/01 | 08:38 | 08:43 | 08:48 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| Last geomagnetic storm | 2025/12/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 139.6 +47.8 |
| Last 30 days | 106.8 +8.5 |