Sunspot region AR10464
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/09/21 | 6 | 360 | EKO | N05E77 | |
| 2003/09/22 | 10 | 460 | EKO | N03E62 | |
| 2003/09/23 | 17 | 560 | EKO | N06E49 | |
| 2003/09/24 | 30 | 600 | EKI | N04E35 | |
| 2003/09/25 | 37 | 570 | FKI | N04E22 | |
| 2003/09/26 | 50 | 580 | FKC | N04E09 | |
| 2003/09/27 | 57 | 610 | FKI | N04W07 | |
| 2003/09/28 | 54 | 580 | FSI | N05W20 | |
| 2003/09/29 | 55 | 540 | FKC | N03W34 | |
| 2003/09/30 | 43 | 530 | FKC | N03W48 | |
| 2003/10/01 | 34 | 510 | FKC | N04W62 | |
| 2003/10/02 | 16 | 480 | FKI | N05W73 | |
| 2003/10/03 | 1 | 230 | HHX | N05W81 | |
| 2003/10/04 | 1 | 170 | HSX | N06W91 |
| C | M |
|---|---|
| 44 | 2 |
The top 10 solar flares from sunspot region 10464
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.11 | 2003/10/01 | 04:44 | 04:51 | 04:59 | |
| 2 | M1.13 | 2003/10/02 | 06:49 | 06:56 | 07:01 | |
| 3 | C9.77 | 2003/09/28 | 15:25 | 15:58 | 16:45 | |
| 4 | C7.77 | 2003/09/29 | 21:41 | 21:46 | 21:56 | |
| 5 | C7.73 | 2003/09/24 | 07:12 | 07:17 | 07:19 | |
| 6 | C7.41 | 2003/09/30 | 03:14 | 03:40 | 04:01 | |
| 7 | C7.31 | 2003/09/29 | 16:05 | 16:10 | 16:16 | |
| 8 | C5.62 | 2003/09/30 | 23:17 | 23:26 | 23:40 | |
| 9 | C5.46 | 2003/09/29 | 19:41 | 20:04 | 20:18 | |
| 10 | C4.82 | 2003/10/01 | 04:19 | 04:27 | 04:35 |
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 | 2026/04/03 | 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 | 97.2 +11.3 |
| Last 30 days | 95.6 +37.2 |
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