Sunspot region AR11471
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/04/29 | 2 | 120 | HSX | S23E70 | |
| 2012/04/30 | 5 | 260 | CHO | S23E57 | |
| 2012/05/01 | 4 | 320 | EHO | S22E45 | |
| 2012/05/02 | 9 | 310 | EHO | S21E34 | |
| 2012/05/03 | 8 | 320 | EHO | S21E19 | |
| 2012/05/04 | 7 | 300 | CKO | S19E02 | |
| 2012/05/05 | 7 | 300 | HHX | S19W10 | |
| 2012/05/06 | 8 | 150 | DAO | S19W24 | |
| 2012/05/07 | 8 | 210 | DAO | S19W36 | |
| 2012/05/08 | 8 | 210 | DSO | S19W50 | |
| 2012/05/09 | 3 | 120 | CSO | S22W60 | |
| 2012/05/10 | 1 | 110 | HSX | S21W78 | |
| 2012/05/11 | 1 | 90 | HSX | S22W91 |
| B | C | M |
|---|---|---|
| 1 | 10 | 1 |
The top 10 solar flares from sunspot region 11471
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.77 | 2012/05/07 | 14:03 | 14:31 | 14:52 | |
| 2 | C8.11 | 2012/04/30 | 10:21 | 10:26 | 10:32 | |
| 3 | C3.53 | 2012/04/30 | 09:13 | 09:17 | 09:21 | |
| 4 | C3.48 | 2012/04/30 | 02:53 | 02:59 | 03:02 | |
| 5 | C2.18 | 2012/05/04 | 14:46 | 14:50 | 14:57 | |
| 6 | C1.83 | 2012/04/30 | 14:30 | 14:36 | 14:41 | |
| 7 | C1.76 | 2012/05/05 | 20:37 | 21:14 | 21:17 | |
| 8 | C1.65 | 2012/05/07 | 10:28 | 10:33 | 10:37 | |
| 9 | C1.44 | 2012/04/29 | 13:58 | 14:08 | 14:15 | |
| 10 | C1.25 | 2012/04/30 | 06:02 | 06:06 | 06:10 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
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Complex sunspot region 4366
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 118.8 +32.8 |
| Last 30 days | 102.1 +47 |
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