Sunspot region AR10537
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2004/01/07 | 6 | 60 | HAX | N04E76 | |
| 2004/01/08 | 10 | 190 | CSO | N05E64 | |
| 2004/01/09 | 19 | 210 | DAO | N04E50 | |
| 2004/01/10 | 19 | 270 | CKO | N05E37 | |
| 2004/01/11 | 16 | 210 | DKC | N05E24 | |
| 2004/01/12 | 11 | 210 | DKC | N05E11 | |
| 2004/01/13 | 16 | 240 | DKC | N05W03 | |
| 2004/01/14 | 10 | 190 | DAC | N05W16 | |
| 2004/01/15 | 4 | 190 | HSX | N04W29 | |
| 2004/01/16 | 12 | 180 | CKC | N04W43 | |
| 2004/01/17 | 10 | 160 | DAC | N04W57 | |
| 2004/01/18 | 3 | 170 | DAO | N04W70 | |
| 2004/01/19 | 3 | 50 | CAO | N04W83 |
| B | C | M | X |
|---|---|---|---|
| 5 | 24 | 5 | 1 |
The top 10 solar flares from sunspot region 10537
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X1.19 | 2004/01/07 | 10:14 | 10:27 | 10:33 | |
| 2 | M8.37 | 2004/01/06 | 06:13 | 06:29 | 06:36 | |
| 3 | M6.53 | 2004/01/07 | 03:43 | 04:04 | 04:21 | |
| 4 | M4.63 | 2004/01/09 | 01:33 | 01:44 | 01:54 | |
| 5 | M1.94 | 2004/01/08 | 04:53 | 05:07 | 05:21 | |
| 6 | M1.6 | 2004/01/09 | 01:13 | 01:22 | 01:27 | |
| 7 | C2.68 | 2004/01/11 | 18:28 | 18:34 | 18:37 | |
| 8 | C2.65 | 2004/01/09 | 18:36 | 18:44 | 18:49 | |
| 9 | C2.15 | 2004/01/19 | 17:38 | 17:43 | 17:46 | |
| 10 | C2.11 | 2004/01/13 | 06:06 | 06:09 | 06:13 |
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 | 2026/04/24 | X2.5 |
| Last M-flare | 2026/04/28 | M1.11 |
| Last geomagnetic storm | 2026/04/20 | Kp5 (G1) |
| 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 | 158 +78.7 |
| Last 30 days | 90.5 -3.1 |
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