Sunspot region AR12490
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/01/26 | 1 | 10 | BXO | S18E75 | |
| 2016/01/27 | 2 | 20 | CRO | S18E57 | |
| 2016/01/28 | 4 | 20 | DRO | S17E41 | |
| 2016/01/29 | 4 | 20 | CRO | S18E29 | |
| 2016/01/30 | 5 | 10 | BXO | S18E13 | |
| 2016/02/01 | 3 | 10 | BXO | S20W16 | |
| 2016/02/02 | 5 | 10 | BXO | S21W29 | |
| 2016/02/03 | 5 | 20 | CRO | S20W42 | |
| 2016/02/04 | 10 | 60 | DAO | S21W56 | |
| 2016/02/05 | 9 | 130 | DAO | S21W70 | |
| 2016/02/06 | 5 | 80 | CAO | S20W81 |
2016/01/26
2016/01/27
2016/01/28
2016/01/29
2016/01/30
2016/02/01
2016/02/02
2016/02/03
2016/02/04
2016/02/05
2016/02/06
|
2016/01/26
2016/01/27
2016/01/28
2016/01/29
2016/01/30
2016/02/01
2016/02/02
2016/02/03
2016/02/04
2016/02/05
2016/02/06
|
| B | C |
|---|---|
| 3 | 5 |
The top 8 solar flares from sunspot region 12490
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.66 | 2016/02/04 | 07:09 | 07:13 | 07:16 | |
| 2 | C1.54 | 2016/02/04 | 19:46 | 19:55 | 19:59 | |
| 3 | C1.29 | 2016/02/05 | 08:45 | 08:50 | 08:59 | |
| 4 | C1.19 | 2016/01/29 | 03:14 | 03:38 | 04:04 | |
| 5 | C1.06 | 2016/02/03 | 02:09 | 02:35 | 02:45 | |
| 6 | B9.16 | 2016/02/03 | 04:39 | 04:59 | 05:24 | |
| 7 | B7.14 | 2016/01/27 | 19:22 | 19:27 | 19:33 | |
| 8 | B6.88 | 2016/01/27 | 20:28 | 20:31 | 20:36 |
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119.6 -4.4 |
| Last 30 days | 122.3 +11.2 |