Sunspot region AR13390
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/07/28 | 1 | 20 | HRX | S18E70 | |
| 2023/07/29 | 3 | 30 | CRO | S18E56 | |
| 2023/07/30 | 3 | 20 | CRO | S20E47 | |
| 2023/07/31 | 2 | 20 | DSO | S19E32 | |
| 2023/08/01 | 2 | 20 | DSO | S20E20 | |
| 2023/08/02 | 2 | 10 | BXO | S19E06 | |
| 2023/08/03 | 1 | 10 | AXX | S20W08 |
2023/07/28
2023/07/29
2023/07/30
2023/07/31
2023/08/01
2023/08/02
2023/08/03
|
2023/07/28
2023/07/29
2023/07/30
2023/07/31
2023/08/01
2023/08/02
2023/08/03
|
| C | M |
|---|---|
| 6 | 3 |
The top 9 solar flares from sunspot region 13390
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.87 | 2023/07/30 | 08:18 | 08:22 | 08:26 | |
| 2 | M1.85 | 2023/07/30 | 08:01 | 08:14 | 08:18 | |
| 3 | M1.7 | 2023/07/31 | 08:42 | 09:00 | 09:13 | |
| 4 | C9.1 | 2023/07/29 | 10:18 | 10:36 | 10:52 | |
| 5 | C7.7 | 2023/07/28 | 14:44 | 14:51 | 15:05 | |
| 6 | C6.8 | 2023/07/31 | 04:34 | 04:47 | 05:00 | |
| 7 | C5.9 | 2023/07/28 | 20:42 | 20:58 | 21:10 | |
| 8 | C3.0 | 2023/07/28 | 13:39 | 13:44 | 13:54 | |
| 9 | C1.8 | 2023/07/31 | 03:12 | 03:17 | 03:22 |
Latest news
Saturday, 4 January 2025
Sunspot region 3947, X-class solar flares
Monday, 30 December 2024
Two earth-directed coronal mass ejections
Sunday, 29 December 2024
Strong G3 geoamagnetic storm watch issued
Latest forum messages
AR 3947 122Unspecified geomagnetic activity 1817Unexplained proton activity 38Strong far side CME 354AR 3939 61
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Space weather facts
| Last X-flare | 2025/01/04 | X1.8 |
| Last M-flare | 2025/01/05 | M2.1 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 179.8 +25.3 |
| Last 30 days | 146.1 +17.3 |