Sunspot region AR12506
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/02/25 | 2 | 10 | BXO | S07E48 | |
| 2016/02/26 | 5 | 30 | CAO | S07E35 | |
| 2016/02/27 | 7 | 30 | CRO | S07E22 | |
| 2016/02/28 | 15 | 60 | DAI | S06E08 | |
| 2016/02/29 | 15 | 110 | DAI | S05W07 | |
| 2016/03/01 | 9 | 130 | DAI | S06W20 | |
| 2016/03/02 | 6 | 110 | DSO | S07W34 | |
| 2016/03/03 | 5 | 110 | CSO | S07W48 | |
| 2016/03/04 | 2 | 70 | HSX | S07W60 | |
| 2016/03/05 | 4 | 60 | CSO | S06W76 | |
| 2016/03/06 | 3 | 40 | CSO | S06W88 | |
| 2016/03/07 | 3 | 40 | CSO | S06W0* |
2016/02/25
2016/02/26
2016/02/27
2016/02/28
2016/02/29
2016/03/01
2016/03/02
2016/03/03
2016/03/04
2016/03/05
2016/03/06
|
2016/02/25
2016/02/26
2016/02/27
2016/02/28
2016/02/29
2016/03/01
2016/03/02
2016/03/03
2016/03/04
2016/03/05
2016/03/06
|
| B | C |
|---|---|
| 18 | 5 |
The top 10 solar flares from sunspot region 12506
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.75 | 2016/02/27 | 05:44 | 05:55 | 06:01 | |
| 2 | C2.08 | 2016/02/24 | 12:23 | 12:29 | 12:32 | |
| 3 | C1.59 | 2016/03/04 | 08:28 | 09:00 | 09:21 | |
| 4 | C1.42 | 2016/02/26 | 09:43 | 09:51 | 10:06 | |
| 5 | C1.1 | 2016/02/25 | 19:11 | 19:56 | 20:09 | |
| 6 | B9.4 | 2016/02/29 | 04:19 | 04:30 | 04:41 | |
| 7 | B8.9 | 2016/02/27 | 04:51 | 04:56 | 05:01 | |
| 8 | B6.24 | 2016/03/05 | 10:48 | 10:56 | 11:04 | |
| 9 | B6.04 | 2016/02/24 | 17:17 | 17:20 | 17:22 | |
| 10 | B5.79 | 2016/02/24 | 16:41 | 16:46 | 16:49 |
Latest news
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Tuesday, 11 November 2025
X5.1 solar flare, G4 geomagnetic storm watch
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |