Sunspot region AR14428
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2026/04/28 | 6 | 20 | CRO | S23E12 | |
| 2026/04/29 | 12 | 80 | DAI | S22W01 | |
| 2026/04/30 | 13 | 90 | DAI | S24W14 | |
| 2026/05/01 | 18 | 130 | DAI | S22W27 | |
| 2026/05/02 | 20 | 200 | DAI | S23W40 | |
| 2026/05/03 | 18 | 210 | DAI | S24W51 | |
| 2026/05/04 | 9 | 220 | EAO | S23W64 | |
| 2026/05/05 | 3 | 140 | ESO | S23W79 | |
| 2026/05/06 | 3 | 140 | ESO | S23W92 | |
| 2026/05/07 | 3 | 140 | ESO | S23W0* |
2026/04/28
2026/04/29
2026/04/30
2026/05/01
2026/05/02
2026/05/03
2026/05/04
2026/05/05
2026/05/06
2026/05/07
|
2026/04/28
2026/04/29
2026/04/30
2026/05/01
2026/05/02
2026/05/03
2026/05/04
2026/05/05
2026/05/06
2026/05/07
|
| C |
|---|
| 8 |
The top 8 solar flares from sunspot region 14428
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.5 | 2026/05/02 | 11:55 | 12:03 | 12:05 | |
| 2 | C3.5 | 2026/05/02 | 15:11 | 15:21 | 15:31 | |
| 3 | C3.1 | 2026/05/02 | 11:44 | 11:51 | 11:55 | |
| 4 | C2.7 | 2026/05/01 | 23:21 | 23:29 | 23:35 | |
| 5 | C2.5 | 2026/04/28 | 19:49 | 19:53 | 19:55 | |
| 6 | C2.2 | 2026/04/29 | 11:18 | 11:34 | 11:44 | |
| 7 | C1.5 | 2026/04/29 | 15:44 | 15:51 | 16:01 | |
| 8 | C1.4 | 2026/04/29 | 06:45 | 06:52 | 06:59 |
Latest news
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/17 | M1.4 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 92.2 +12.9 |
| Last 30 days | 97 +6.4 |
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