Sunspot region AR10720
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2005/01/11 | 3 | 10 | BXO | N09E65 | |
| 2005/01/12 | 3 | 50 | CAO | N13E52 | |
| 2005/01/13 | 22 | 420 | DKC | N13E37 | |
| 2005/01/14 | 38 | 1080 | DKC | N13E24 | |
| 2005/01/15 | 23 | 1540 | DKC | N13E10 | |
| 2005/01/16 | 54 | 1620 | DKC | N13W03 | |
| 2005/01/17 | 37 | 1630 | EKC | N13W15 | |
| 2005/01/18 | 48 | 1460 | EKC | N13W30 | |
| 2005/01/19 | 44 | 1400 | EKC | N13W44 | |
| 2005/01/20 | 31 | 1220 | EKC | N14W56 | |
| 2005/01/21 | 27 | 1400 | EKC | N14W70 | |
| 2005/01/22 | 17 | 1090 | EKC | N13W83 | |
| 2005/01/23 | 6 | 900 | DKC | N11W93 |
| B | C | M | X |
|---|---|---|---|
| 13 | 61 | 25 | 7 |
The top 10 solar flares from sunspot region 10720
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X10.1 | 2005/01/20 | 06:36 | 07:01 | 07:26 | |
| 2 | X5.52 | 2005/01/17 | 06:59 | 09:52 | 10:07 | |
| 3 | X3.79 | 2005/01/15 | 22:25 | 23:02 | 23:31 | |
| 4 | X2 | 2005/01/19 | 08:03 | 08:22 | 08:40 | |
| 5 | X1.79 | 2005/01/15 | 00:22 | 00:43 | 01:02 | |
| 6 | X1.24 | 2005/01/15 | 05:54 | 06:38 | 07:17 | |
| 7 | X1.21 | 2005/01/15 | 04:26 | 04:31 | 04:36 | |
| 8 | M9.7 | 2005/01/19 | 06:58 | 07:31 | 07:55 | |
| 9 | M6.58 | 2005/01/18 | 15:38 | 15:51 | 15:59 | |
| 10 | M3.88 | 2005/01/19 | 10:19 | 10:24 | 10:29 |
Latest news
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |