Sunspot region AR10727
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2005/01/25 | 8 | 320 | DAI | S09E38 | |
| 2005/01/26 | 13 | 120 | DAI | S09E25 | |
| 2005/01/27 | 13 | 100 | DAO | S09E11 | |
| 2005/01/28 | 10 | 80 | DAO | S09W02 | |
| 2005/01/29 | 10 | 70 | DAI | S05W16 | |
| 2005/01/30 | 8 | 70 | DSO | S10W26 | |
| 2005/01/31 | 16 | 110 | DAI | S09W42 | |
| 2005/02/01 | 7 | 110 | DAO | S09W53 | |
| 2005/02/02 | 2 | 110 | CAO | S09W68 | |
| 2005/02/03 | 1 | 90 | HAX | S08W84 | |
| 2005/02/04 | 1 | 30 | AXX | S10W97 |
| B |
|---|
| 13 |
The top 10 solar flares from sunspot region 10727
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B9.76 | 2005/01/27 | 03:06 | 03:11 | 03:13 | |
| 2 | B7.11 | 2005/01/29 | 12:23 | 12:34 | 12:42 | |
| 3 | B6.76 | 2005/01/24 | 16:28 | 16:33 | 16:36 | |
| 4 | B6.1 | 2005/01/24 | 20:32 | 20:42 | 20:46 | |
| 5 | B5.86 | 2005/01/24 | 21:34 | 21:39 | 21:42 | |
| 6 | B4.99 | 2005/01/29 | 06:00 | 06:05 | 06:08 | |
| 7 | B4.89 | 2005/01/24 | 18:29 | 18:34 | 18:39 | |
| 8 | B3.9 | 2005/01/29 | 04:03 | 04:06 | 04:09 | |
| 9 | B3.64 | 2005/01/24 | 18:57 | 19:07 | 19:15 | |
| 10 | B2.62 | 2005/01/24 | 21:04 | 21:08 | 21:13 |
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | 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 | 122.8 +36.9 |
| Last 30 days | 99.9 +42.1 |
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