Sunspot region AR8537
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/05/08 | 9 | 40 | CSO | N19W60 | |
| 1999/05/09 | 7 | 230 | EAO | N19W73 | |
| 1999/05/10 | 4 | 170 | DAO | N20W88 |
| C | X |
|---|---|
| 5 | 1 |
The top 6 solar flares from sunspot region 8537
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X1.1 | 1999/05/09 | 17:53 | 18:07 | 18:15 | |
| 2 | C7.31 | 1999/05/09 | 16:06 | 16:12 | 16:19 | |
| 3 | C6.61 | 1999/05/08 | 01:55 | 02:03 | 02:11 | |
| 4 | C5.36 | 1999/05/08 | 05:05 | 05:15 | 05:18 | |
| 5 | C4.8 | 1999/05/08 | 01:00 | 01:12 | 01:23 | |
| 6 | C3.1 | 1999/05/08 | 19:45 | 19:48 | 19:51 |
Latest news
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Latest forum messages
Incoming & Unnumbered Active Regions 1360Strong far side CME 338Unspecified geomagnetic activity 175150 mhz F2 51AR 13932 13
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 106.6 -45.9 |
| Last 30 days | 116.1 -41.8 |