Sunspot region AR9957
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/05/17 | 4 | 570 | EKO | N06E67 | |
| 2002/05/18 | 27 | 830 | FKC | N08E58 | |
| 2002/05/19 | 27 | 810 | EKC | N08E47 | |
| 2002/05/20 | 38 | 830 | EKC | N08E34 | |
| 2002/05/21 | 37 | 830 | EKC | N09E22 | |
| 2002/05/22 | 59 | 760 | EKC | N09E08 | |
| 2002/05/23 | 47 | 520 | EAI | N10W04 | |
| 2002/05/24 | 46 | 420 | EAC | N10W19 | |
| 2002/05/25 | 46 | 350 | EAC | N11W32 | |
| 2002/05/26 | 26 | 310 | EAI | N10W45 | |
| 2002/05/27 | 22 | 280 | EAI | N10W58 | |
| 2002/05/28 | 26 | 290 | EAO | N10W73 | |
| 2002/05/29 | 10 | 210 | DAO | N12W86 |
| C | M |
|---|---|
| 11 | 2 |
The top 10 solar flares from sunspot region 9957
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.96 | 2002/05/27 | 18:00 | 18:10 | 18:23 | |
| 2 | M1.01 | 2002/05/17 | 05:16 | 05:23 | 05:28 | |
| 3 | C5.76 | 2002/05/27 | 17:03 | 17:11 | 17:15 | |
| 4 | C5.24 | 2002/05/28 | 16:29 | 16:35 | 16:49 | |
| 5 | C5.12 | 2002/05/27 | 05:57 | 06:15 | 06:34 | |
| 6 | C4.96 | 2002/05/18 | 15:40 | 15:44 | 15:48 | |
| 7 | C3.81 | 2002/05/18 | 09:18 | 09:25 | 09:35 | |
| 8 | C3.56 | 2002/05/27 | 15:05 | 15:08 | 15:10 | |
| 9 | C3.33 | 2002/05/19 | 16:18 | 16:22 | 16:24 | |
| 10 | C3.28 | 2002/05/18 | 18:24 | 18:29 | 18:33 |
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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