Sunspot region AR13279
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/04/12 | 7 | 150 | DAI | S20E60 | |
| 2023/04/13 | 11 | 230 | EAI | S19E49 | |
| 2023/04/14 | 22 | 180 | EAI | S20E38 | |
| 2023/04/15 | 18 | 140 | CAI | S19E24 | |
| 2023/04/16 | 10 | 180 | DSI | S20E11 | |
| 2023/04/17 | 15 | 80 | FAO | S20W02 | |
| 2023/04/18 | 14 | 100 | EAO | S19W19 | |
| 2023/04/19 | 7 | 40 | CRO | S20W25 | |
| 2023/04/20 | 1 | 10 | HAX | S19W42 | |
| 2023/04/21 | 1 | 10 | AXX | S22W50 | |
| 2023/04/22 | 4 | 20 | CRO | S22W64 | |
| 2023/04/23 | 3 | 20 | CRO | S19W78 | |
| 2023/04/24 | 1 | 10 | AXX | S19W92 | |
| 2023/04/25 | 1 | 10 | AXX | S19W0* |
2023/04/12
2023/04/13
2023/04/14
2023/04/15
2023/04/16
2023/04/17
2023/04/18
2023/04/19
2023/04/20
2023/04/21
2023/04/22
2023/04/23
2023/04/24
2023/04/25
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2023/04/12
2023/04/13
2023/04/14
2023/04/15
2023/04/16
2023/04/17
2023/04/18
2023/04/19
2023/04/20
2023/04/21
2023/04/22
2023/04/23
2023/04/24
2023/04/25
|
| B | C |
|---|---|
| 1 | 20 |
The top 10 solar flares from sunspot region 13279
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C6.6 | 2023/04/13 | 10:53 | 10:56 | 11:00 | |
| 2 | C6.1 | 2023/04/12 | 11:33 | 11:53 | 12:04 | |
| 3 | C4.8 | 2023/04/12 | 23:26 | 23:35 | 23:49 | |
| 4 | C4.8 | 2023/04/22 | 01:33 | 01:48 | 01:56 | |
| 5 | C4.2 | 2023/04/13 | 11:53 | 11:56 | 12:02 | |
| 6 | C4.0 | 2023/04/13 | 00:24 | 00:53 | 01:03 | |
| 7 | C4.0 | 2023/04/21 | 22:12 | 22:23 | 22:30 | |
| 8 | C3.9 | 2023/04/13 | 07:53 | 07:59 | 08:03 | |
| 9 | C3.6 | 2023/04/13 | 01:15 | 01:22 | 01:30 | |
| 10 | C3.4 | 2023/04/12 | 08:36 | 08:42 | 08:48 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/20 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 79.3 -6.7 |
| Last 30 days | 92.4 +29.5 |
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