Sunspot region AR10978
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2007/12/07 | 5 | 70 | DSO | S09E68 | |
| 2007/12/08 | 14 | 90 | DAO | S09E54 | |
| 2007/12/09 | 12 | 160 | DKC | S10E39 | |
| 2007/12/10 | 20 | 220 | DKC | S09E26 | |
| 2007/12/11 | 22 | 250 | ESI | S01E14 | |
| 2007/12/12 | 34 | 240 | EAI | S07E01 | |
| 2007/12/13 | 29 | 200 | DAI | S06W12 | |
| 2007/12/14 | 29 | 340 | DAC | S08W25 | |
| 2007/12/15 | 25 | 290 | DKC | S09W40 | |
| 2007/12/16 | 29 | 340 | DAC | S10W52 | |
| 2007/12/17 | 18 | 240 | DAI | S10W65 | |
| 2007/12/18 | 4 | 100 | CAO | S09W78 | |
| 2007/12/19 | 4 | 120 | CAO | S08W91 |
| B | C |
|---|---|
| 15 | 12 |
The top 10 solar flares from sunspot region 10978
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C6.45 | 2007/12/13 | 09:39 | 10:03 | 10:09 | |
| 2 | C3.21 | 2007/12/17 | 06:47 | 07:16 | 07:26 | |
| 3 | C2.24 | 2007/12/13 | 21:52 | 22:00 | 22:19 | |
| 4 | C1.6 | 2007/12/14 | 08:13 | 08:31 | 08:44 | |
| 5 | C1.38 | 2007/12/14 | 01:35 | 01:39 | 01:41 | |
| 6 | C1.35 | 2007/12/09 | 15:46 | 16:06 | 16:13 | |
| 7 | C1.27 | 2007/12/14 | 15:11 | 15:22 | 15:48 | |
| 8 | C1.21 | 2007/12/18 | 15:18 | 15:24 | 15:39 | |
| 9 | C1.2 | 2007/12/09 | 16:43 | 16:49 | 16:53 | |
| 10 | C1.12 | 2007/12/13 | 01:01 | 01:04 | 01:08 |
Latest news
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.7 |
| 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 | |
|---|---|
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| April 2026 | 133.3 +47.4 |
| Last 30 days | 96.1 +32 |
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