Sunspot region AR8506
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/04/04 | 8 | 10 | BXO | S26W02 | |
| 1999/04/05 | 17 | 100 | DAO | S26W15 | |
| 1999/04/06 | 23 | 290 | DAO | S26W28 | |
| 1999/04/07 | 21 | 260 | EAO | S26W42 | |
| 1999/04/08 | 14 | 210 | EAO | S26W55 | |
| 1999/04/09 | 5 | 130 | CAO | S26W68 | |
| 1999/04/10 | 3 | 130 | CAO | S28W82 |
| C |
|---|
| 5 |
The top 5 solar flares from sunspot region 8506
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.83 | 1999/04/05 | 23:01 | 23:09 | 23:15 | |
| 2 | C4.49 | 1999/04/03 | 20:44 | 20:50 | 20:58 | |
| 3 | C4.03 | 1999/04/03 | 22:16 | 22:20 | 22:23 | |
| 4 | C2.31 | 1999/04/03 | 20:00 | 20:17 | 20:26 | |
| 5 | C2.04 | 1999/04/03 | 13:39 | 13:44 | 13:47 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
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Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
AR4366 1022Filaments and prominences 487Do the high-resolution sunspot counts point to more complex sunspots? 62AR 4373 4Yes, we really went to the moon before. 1
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|---|---|
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