Sunspot region AR10409
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/07/14 | 11 | 250 | EAO | N16E66 | |
| 2003/07/15 | 23 | 350 | EKO | N15E55 | |
| 2003/07/16 | 29 | 490 | FKC | N15E41 | |
| 2003/07/17 | 34 | 300 | FKI | N16E30 | |
| 2003/07/18 | 45 | 210 | EAI | N15E18 | |
| 2003/07/19 | 36 | 160 | EAO | N15E05 | |
| 2003/07/20 | 26 | 120 | EAO | N15W08 | |
| 2003/07/21 | 15 | 160 | DAO | N15W22 | |
| 2003/07/22 | 18 | 60 | DAO | N15W37 | |
| 2003/07/23 | 11 | 60 | CSO | N16W48 | |
| 2003/07/24 | 8 | 70 | CAO | N15W61 | |
| 2003/07/25 | 4 | 40 | CSO | N14W76 | |
| 2003/07/26 | 2 | 20 | HRX | N16W88 |
| B | C | M |
|---|---|---|
| 5 | 16 | 1 |
The top 10 solar flares from sunspot region 10409
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.24 | 2003/07/14 | 00:58 | 01:20 | 01:34 | |
| 2 | C4.23 | 2003/07/13 | 23:05 | 23:10 | 23:14 | |
| 3 | C3.27 | 2003/07/13 | 22:40 | 22:52 | 22:56 | |
| 4 | C2.95 | 2003/07/21 | 22:30 | 22:33 | 22:35 | |
| 5 | C2.88 | 2003/07/15 | 01:51 | 02:07 | 02:18 | |
| 6 | C2.67 | 2003/07/22 | 16:50 | 17:50 | 18:34 | |
| 7 | C2.36 | 2003/07/15 | 01:10 | 01:22 | 01:26 | |
| 8 | C2.36 | 2003/07/15 | 02:18 | 02:21 | 02:24 | |
| 9 | C2.35 | 2003/07/15 | 02:59 | 03:04 | 03:08 | |
| 10 | C2.25 | 2003/07/13 | 12:15 | 12:26 | 12:36 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
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 | 2026/04/20 | Kp5 (G1) |
| 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 | 78.7 -7.2 |
| Last 30 days | 91.5 +25.1 |
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