Sunspot region AR8554
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/05/26 | 5 | 10 | BXO | N27E39 | |
| 1999/05/27 | 12 | 30 | CRO | N26E26 | |
| 1999/05/28 | 11 | 60 | CAO | N26E11 | |
| 1999/05/29 | 7 | 20 | DRO | N27W02 | |
| 1999/05/30 | 4 | 20 | DRO | N24W14 | |
| 1999/05/31 | 4 | 10 | BXO | N24W27 | |
| 1999/06/01 | 3 | 10 | BXO | N25W35 | |
| 1999/06/02 | 14 | 30 | CSO | N25W48 | |
| 1999/06/03 | 8 | 120 | DAO | N27W63 | |
| 1999/06/04 | 8 | 130 | DAO | N24W78 | |
| 1999/06/05 | 4 | 80 | DAO | N25W89 |
| C |
|---|
| 11 |
The top 10 solar flares from sunspot region 8554
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C7.14 | 1999/06/03 | 21:09 | 21:12 | 21:14 | |
| 2 | C6.71 | 1999/06/01 | 06:07 | 06:15 | 06:22 | |
| 3 | C4.21 | 1999/05/27 | 05:30 | 05:34 | 05:39 | |
| 4 | C3.6 | 1999/06/01 | 07:55 | 08:03 | 08:12 | |
| 5 | C3.37 | 1999/05/26 | 02:25 | 02:30 | 02:35 | |
| 6 | C3.3 | 1999/05/29 | 20:04 | 20:09 | 20:13 | |
| 7 | C3.23 | 1999/06/02 | 08:20 | 08:29 | 08:38 | |
| 8 | C2.59 | 1999/06/04 | 14:25 | 14:29 | 14:33 | |
| 9 | C2.53 | 1999/06/03 | 19:53 | 19:56 | 19:58 | |
| 10 | C2.34 | 1999/06/04 | 02:46 | 02:50 | 02:53 |
Latest news
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Saturday, 22 March 2025
Strong G3 geomagnetic storm watch for 23 March
Latest forum messages
AR4048 74We are launching a dating app! SpaceWeatherLove! Download it today! 2AR4049 2Interacting with Cactus 2AR4046 146
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!
Latest alerts
07:15 UTC - 10cm Radio Burst
Begin Time: 01/04/2025 06:45 UTC Maximum Time: 01/04/2025 06:45 UTC Duration: 1 minutes. Peak flux: 190 sfu
07:06 UTC - Solar flare
Strong M5.61 flare
06:48 UTC - Radio Blackout
Moderate R2 radio blackout in progress (≥M5 - current: M5.36)
06:45 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.7)
02:15 UTC - Solar protons
Moderate S2 Solar Radiation Storm - Infrequent effects on HF radio through polar regions and satellite operations
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/01 | M5.6 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| Last 30 days | 128.5 -22.7 |