Sunspot region AR12902
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/11/30 | 5 | 30 | CRO | N18W07 | |
| 2021/12/01 | 4 | 30 | DRO | N18W19 | |
| 2021/12/02 | 13 | 100 | DSI | N17W33 | |
| 2021/12/03 | 5 | 60 | CRO | N19W48 | |
| 2021/12/04 | 2 | 20 | HRX | N15W62 | |
| 2021/12/05 | 1 | 10 | AXX | N15W75 |
2021/11/30
2021/12/01
2021/12/02
2021/12/03
2021/12/04
2021/12/05
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2021/11/30
2021/12/01
2021/12/02
2021/12/03
2021/12/04
2021/12/05
|
| B | C |
|---|---|
| 6 | 2 |
The top 8 solar flares from sunspot region 12902
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.3 | 2021/12/06 | 06:16 | 06:22 | 06:29 | |
| 2 | C1.3 | 2021/12/06 | 06:50 | 06:53 | 06:57 | |
| 3 | B9.0 | 2021/12/06 | 05:37 | 05:52 | 06:14 | |
| 4 | B2.0 | 2021/12/02 | 12:26 | 12:44 | 12:55 | |
| 5 | B1.7 | 2021/12/02 | 14:40 | 14:52 | 15:01 | |
| 6 | B1.7 | 2021/12/03 | 11:18 | 11:27 | 11:31 | |
| 7 | B1.2 | 2021/12/02 | 13:43 | 13:51 | 13:57 | |
| 8 | B1.1 | 2021/12/03 | 09:55 | 10:01 | 10:13 |
Latest news
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Latest forum messages
Filaments and prominences 517AR 13901 108Incoming & Unnumbered Active Regions 1246Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |