Sunspot region AR11465
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/04/21 | 6 | 210 | DAO | S17E39 | |
| 2012/04/22 | 13 | 230 | DSO | S17E27 | |
| 2012/04/23 | 16 | 300 | DAI | S18E14 | |
| 2012/04/24 | 37 | 400 | DKI | S18W01 | |
| 2012/04/25 | 20 | 280 | DKO | S19W12 | |
| 2012/04/26 | 12 | 280 | DKO | S17W26 | |
| 2012/04/27 | 11 | 200 | DSI | S18W39 | |
| 2012/04/28 | 11 | 180 | DAI | S17W53 | |
| 2012/04/29 | 12 | 130 | DAI | S18W66 | |
| 2012/04/30 | 4 | 90 | CSO | S18W80 |
| C |
|---|
| 19 |
The top 10 solar flares from sunspot region 11465
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.7 | 2012/04/30 | 06:56 | 07:38 | 08:19 | |
| 2 | C4.86 | 2012/04/20 | 16:46 | 16:47 | 16:49 | |
| 3 | C3.5 | 2012/04/27 | 10:53 | 11:02 | 11:08 | |
| 4 | C3.45 | 2012/04/22 | 21:42 | 21:48 | 21:53 | |
| 5 | C2.95 | 2012/04/23 | 01:58 | 02:01 | 02:03 | |
| 6 | C2.48 | 2012/04/22 | 17:48 | 17:54 | 18:00 | |
| 7 | C2.41 | 2012/04/20 | 20:44 | 20:48 | 20:51 | |
| 8 | C2.38 | 2012/04/20 | 17:22 | 17:26 | 17:36 | |
| 9 | C2.29 | 2012/04/20 | 14:49 | 15:01 | 15:32 | |
| 10 | C2.06 | 2012/04/20 | 22:25 | 22:35 | 22:44 |
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Space weather facts
| Last X-flare | 2026/03/30 | X1.4 |
| Last M-flare | 2026/03/28 | M1.3 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 86.6 +8.4 |
| Last 30 days | 86.6 +11.2 |
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