Sunspot region AR8423
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/12/28 | 6 | 10 | BXO | N23W28 | |
| 1998/12/29 | 2 | 40 | HSX | N22W44 | |
| 1998/12/30 | 1 | 30 | HSX | N22W57 | |
| 1998/12/31 | 1 | 30 | HSX | N21W72 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 8423
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.97 | 1998/12/27 | 23:38 | 23:42 | 23:46 |
Latest news
Saturday, 4 May 2024
Sunspot region 3663, X1 solar flare
Monday, 22 April 2024
Lot's of sunspots! Big chance for major flare activity?
Saturday, 23 March 2024
X1.1 solar flare with earth-directed CME
Latest forum messages
2024/05/03 X1.69 CME 23AR3663 169Space Weather Memes 344Weakening of Earths magnetic field due to geomagnetic excursion 14Unspecified geomagnetic activity 1021
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Space weather facts
| Last X-flare | 2024/05/05 | X1.2 |
| Last M-flare | 2024/05/06 | M1.6 |
| Last geomagnetic storm | 2024/05/02 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| Last 30 days | 156.8 +63.8 |