Sunspot region AR9742
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/12/16 | 5 | 150 | EAO | N09E73 | |
| 2001/12/17 | 11 | 470 | DKI | N08E64 | |
| 2001/12/18 | 17 | 340 | DKI | N08E51 | |
| 2001/12/19 | 22 | 350 | EKI | N09E37 | |
| 2001/12/20 | 24 | 320 | EAI | N12E27 | |
| 2001/12/21 | 45 | 530 | EKI | N10E13 | |
| 2001/12/22 | 60 | 720 | FKC | N10W03 | |
| 2001/12/23 | 55 | 680 | FKC | N10W16 | |
| 2001/12/24 | 55 | 900 | FKC | N10W29 | |
| 2001/12/25 | 40 | 960 | FKC | N11W44 | |
| 2001/12/26 | 49 | 1070 | FKC | N12W57 | |
| 2001/12/27 | 25 | 470 | EKI | N12W68 | |
| 2001/12/28 | 14 | 690 | EKI | N12W81 | |
| 2001/12/29 | 7 | 350 | EKI | N12W94 |
| C | M | X |
|---|---|---|
| 14 | 6 | 1 |
The top 10 solar flares from sunspot region 9742
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X1.02 | 2001/12/26 | 04:32 | 05:40 | 06:47 | |
| 2 | M6.83 | 2001/12/28 | 03:42 | 03:51 | 03:56 | |
| 3 | M2.64 | 2001/12/26 | 12:22 | 12:26 | 12:29 | |
| 4 | M1.87 | 2001/12/26 | 17:13 | 17:18 | 17:31 | |
| 5 | M1.53 | 2001/12/27 | 11:27 | 11:33 | 11:41 | |
| 6 | M1.25 | 2001/12/20 | 04:32 | 04:38 | 04:42 | |
| 7 | M1.06 | 2001/12/26 | 14:09 | 14:12 | 14:15 | |
| 8 | C7.78 | 2001/12/25 | 11:30 | 12:05 | 12:45 | |
| 9 | C7.22 | 2001/12/20 | 18:08 | 18:12 | 18:18 | |
| 10 | C7.05 | 2001/12/19 | 02:29 | 02:32 | 02:36 |
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| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/22 | M2.3 |
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| Spotless days | |
|---|---|
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| 2026 | 3 days (2%) |
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| Monthly mean Sunspot Number | |
|---|---|
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| Last 30 days | 97.1 +4.3 |
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