Sunspot region AR12842
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/07/10 | 1 | 60 | HSX | N24E79 | |
| 2021/07/11 | 1 | 60 | HSX | N24E66 | |
| 2021/07/12 | 1 | 60 | HSX | N25E51 | |
| 2021/07/13 | 1 | 50 | HSX | N24E38 | |
| 2021/07/14 | 1 | 60 | HSX | N25E25 | |
| 2021/07/15 | 1 | 30 | HSX | N24E12 | |
| 2021/07/16 | 1 | 20 | HSX | N25W00 | |
| 2021/07/17 | 5 | 40 | CSO | N26W15 | |
| 2021/07/18 | 5 | 40 | DSO | N25W28 | |
| 2021/07/19 | 10 | 90 | DSI | N27W42 | |
| 2021/07/20 | 10 | 140 | DAI | N24W55 | |
| 2021/07/21 | 7 | 80 | DSI | N26W67 | |
| 2021/07/22 | 4 | 80 | CSO | N25W80 | |
| 2021/07/23 | 0 | 0 | AXX | N29W89 | |
| 2021/07/24 | 0 | 0 | AXX | N29W0* |
2021/07/10
2021/07/11
2021/07/12
2021/07/13
2021/07/14
2021/07/15
2021/07/16
2021/07/17
2021/07/18
2021/07/19
2021/07/20
2021/07/21
2021/07/22
2021/07/23
2021/07/24
|
2021/07/10
2021/07/11
2021/07/12
2021/07/13
2021/07/14
2021/07/15
2021/07/16
2021/07/17
2021/07/18
2021/07/19
2021/07/20
2021/07/21
2021/07/22
2021/07/23
2021/07/24
|
| B |
|---|
| 10 |
The top 10 solar flares from sunspot region 12842
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B9.4 | 2021/07/21 | 13:39 | 13:48 | 13:55 | |
| 2 | B8.7 | 2021/07/21 | 11:50 | 11:58 | 12:06 | |
| 3 | B7.8 | 2021/07/17 | 03:01 | 03:17 | 03:30 | |
| 4 | B4.0 | 2021/07/19 | 13:39 | 13:46 | 13:52 | |
| 5 | B2.1 | 2021/07/11 | 20:37 | 20:47 | 20:56 | |
| 6 | B1.3 | 2021/07/17 | 16:39 | 16:49 | 17:01 | |
| 7 | B1.2 | 2021/07/12 | 15:29 | 15:38 | 15:43 | |
| 8 | B1.2 | 2021/07/17 | 05:47 | 05:55 | 06:03 | |
| 9 | B1.2 | 2021/07/17 | 18:40 | 18:51 | 19:01 | |
| 10 | B1.1 | 2021/07/17 | 08:01 | 08:09 | 08:16 |
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/22 | M1.3 |
| Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 126.5 -7.7 |
| Last 30 days | 126.1 -2.1 |