Sunspot region AR10617
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2004/05/18 | 9 | 30 | DSO | S12E11 | |
| 2004/05/19 | 9 | 30 | DSO | S11W04 | |
| 2004/05/20 | 10 | 50 | DAO | S10W19 | |
| 2004/05/21 | 13 | 50 | DAO | S10W32 | |
| 2004/05/22 | 6 | 30 | CRO | S11W46 | |
| 2004/05/23 | 5 | 40 | CRO | S10W60 | |
| 2004/05/24 | 2 | 10 | AXX | S11W75 |
| B | C |
|---|---|
| 3 | 1 |
The top 4 solar flares from sunspot region 10617
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.92 | 2004/05/21 | 16:16 | 16:23 | 16:28 | |
| 2 | B6.45 | 2004/05/18 | 05:32 | 05:36 | 05:38 | |
| 3 | B6.19 | 2004/05/21 | 20:32 | 20:36 | 20:40 | |
| 4 | B5.28 | 2004/05/18 | 03:55 | 04:00 | 04:08 |
Latest news
Monday, 23 December 2024
M9.0 solar flare with earth-directed CME
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Latest forum messages
2024/12/23 CME by AR 13932's M8.9 flare. 2AR 13932 46Incoming & Unnumbered Active Regions 1365Space Weather Memes 614Strong far side CME 342
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M8.9 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 106.6 -45.9 |
| Last 30 days | 114.4 -44.3 |