Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
2021/07/17 | 6 | 30 | BXI | S15W06 | |
2021/07/18 | 6 | 30 | CSO | S15W18 | |
2021/07/19 | 4 | 10 | HRX | S15W34 | |
2021/07/20 | 1 | 0 | AXX | S15W50 | |
2021/07/21 | 4 | 60 | DSO | S15W60 | |
2021/07/22 | 4 | 40 | CRO | S16W75 | |
2021/07/23 | 0 | 0 | AXX | S12W88 |
B | C |
---|---|
10 | 1 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | C1.3 | 2021/07/21 | 19:47 | 20:05 | 20:19 | |
2 | B7.7 | 2021/07/21 | 15:36 | 15:42 | 15:51 | |
3 | B6.4 | 2021/07/21 | 15:09 | 15:21 | 15:33 | |
4 | B5.1 | 2021/07/21 | 22:22 | 22:30 | 22:43 | |
5 | B4.5 | 2021/07/17 | 17:01 | 17:14 | 17:19 | |
6 | B4.2 | 2021/07/17 | 16:07 | 16:16 | 16:20 | |
7 | B2.5 | 2021/07/18 | 01:43 | 01:47 | 01:51 | |
8 | B2.2 | 2021/07/17 | 17:41 | 17:43 | 17:47 | |
9 | B1.7 | 2021/07/17 | 18:28 | 18:36 | 18:40 | |
10 | B1.6 | 2021/07/17 | 19:01 | 19:07 | 19:11 |
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!
Last X-flare | 2024/10/31 | X2.0 |
Last M-flare | 2024/11/05 | M2.6 |
Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
September 2024 | 141.4 -74.1 |
November 2024 | 215.8 +74.4 |
Last 30 days | 161.1 +7.2 |