Sunspot region AR9961
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/05/20 | 5 | 110 | DAO | S22E76 | |
| 2002/05/21 | 14 | 480 | EAI | S22E62 | |
| 2002/05/22 | 16 | 330 | EAI | S23E48 | |
| 2002/05/23 | 21 | 330 | EAI | S22E34 | |
| 2002/05/24 | 27 | 290 | EAI | S22E22 | |
| 2002/05/25 | 23 | 260 | EAI | S22E09 | |
| 2002/05/26 | 24 | 280 | EAI | S21W04 | |
| 2002/05/27 | 23 | 250 | EAI | S21W17 | |
| 2002/05/28 | 19 | 180 | EAO | S22W30 | |
| 2002/05/29 | 6 | 120 | EAO | S22W44 | |
| 2002/05/30 | 2 | 110 | HAX | S21W59 | |
| 2002/05/31 | 1 | 110 | HSX | S21W72 | |
| 2002/06/01 | 1 | 80 | HSX | S21W85 |
| C | M | X |
|---|---|---|
| 11 | 2 | 1 |
The top 10 solar flares from sunspot region 9961
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X3.07 | 2002/05/20 | 15:21 | 15:27 | 15:31 | |
| 2 | M7.2 | 2002/05/20 | 10:49 | 10:53 | 10:56 | |
| 3 | M6.81 | 2002/05/20 | 10:14 | 10:29 | 10:34 | |
| 4 | C6.37 | 2002/05/26 | 13:53 | 13:56 | 13:58 | |
| 5 | C5.96 | 2002/05/20 | 18:15 | 18:20 | 18:25 | |
| 6 | C5.64 | 2002/05/20 | 07:29 | 08:05 | 08:14 | |
| 7 | C4.31 | 2002/05/20 | 20:17 | 20:24 | 20:37 | |
| 8 | C3.61 | 2002/05/22 | 15:39 | 15:47 | 15:55 | |
| 9 | C3.49 | 2002/05/22 | 20:48 | 20:54 | 20:59 | |
| 10 | C3.23 | 2002/05/19 | 17:04 | 17:11 | 17:16 |
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/28 | M1.3 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 85.2 +7 |
| Last 30 days | 85.2 +8.6 |
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