Sunspot region AR9661
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/10/11 | 1 | 60 | HAX | N12E76 | |
| 2001/10/12 | 5 | 480 | EKO | N16E69 | |
| 2001/10/13 | 8 | 760 | EKO | N14E55 | |
| 2001/10/14 | 16 | 720 | EKI | N15E42 | |
| 2001/10/15 | 18 | 670 | DKO | N15E30 | |
| 2001/10/16 | 16 | 720 | EKI | N15E17 | |
| 2001/10/17 | 34 | 800 | EKC | N16E04 | |
| 2001/10/18 | 28 | 800 | FKI | N16W08 | |
| 2001/10/19 | 24 | 660 | EKI | N16W23 | |
| 2001/10/20 | 21 | 620 | EKI | N16W35 | |
| 2001/10/21 | 15 | 410 | ESO | N15W48 | |
| 2001/10/22 | 10 | 360 | EKO | N14W64 | |
| 2001/10/23 | 6 | 390 | EAO | N14W76 | |
| 2001/10/24 | 2 | 190 | CKO | N14W90 |
| C | M | X |
|---|---|---|
| 14 | 3 | 2 |
The top 10 solar flares from sunspot region 9661
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X2.34 | 2001/10/19 | 00:47 | 01:05 | 01:13 | |
| 2 | X2.31 | 2001/10/19 | 16:13 | 16:30 | 16:43 | |
| 3 | M3.62 | 2001/10/21 | 11:12 | 11:36 | 11:48 | |
| 4 | M1.28 | 2001/10/19 | 06:56 | 07:00 | 07:04 | |
| 5 | M1.09 | 2001/10/12 | 03:06 | 03:27 | 03:31 | |
| 6 | C8.63 | 2001/10/16 | 19:19 | 19:26 | 19:43 | |
| 7 | C6.58 | 2001/10/18 | 16:06 | 16:12 | 16:20 | |
| 8 | C5.92 | 2001/10/12 | 11:45 | 11:58 | 12:20 | |
| 9 | C5.38 | 2001/10/15 | 16:11 | 16:18 | 16:25 | |
| 10 | C5.07 | 2001/10/17 | 07:14 | 07:21 | 07:30 |
Latest news
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/04 | M1.9 |
| 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 | 143 +63.7 |
| Last 30 days | 91.9 -4.8 |
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