Sunspot region AR12798
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/01/20 | 3 | 60 | CAO | S17E49 | |
| 2021/01/21 | 4 | 40 | CAO | S16W54 | |
| 2021/01/22 | 5 | 20 | CRO | S16E19 | |
| 2021/01/23 | 1 | 10 | AXX | S16E04 |
2021/01/20
2021/01/21
2021/01/22
2021/01/23
|
2021/01/20
2021/01/21
2021/01/22
2021/01/23
|
| B | C |
|---|---|
| 35 | 2 |
The top 10 solar flares from sunspot region 12798
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.4 | 2021/01/20 | 12:35 | 12:53 | 12:59 | |
| 2 | C1.0 | 2021/01/19 | 17:46 | 17:54 | 17:59 | |
| 3 | B8.7 | 2021/01/20 | 12:27 | 12:48 | 13:08 | |
| 4 | B7.0 | 2021/01/20 | 01:03 | 01:13 | 01:18 | |
| 5 | B7.0 | 2021/01/20 | 10:01 | 10:11 | 10:23 | |
| 6 | B5.4 | 2021/01/21 | 09:47 | 09:59 | 10:05 | |
| 7 | B4.1 | 2021/01/19 | 20:25 | 20:41 | 20:45 | |
| 8 | B3.9 | 2021/01/21 | 02:02 | 02:28 | 02:46 | |
| 9 | B3.3 | 2021/01/21 | 10:27 | 10:30 | 10:36 | |
| 10 | B3.1 | 2021/01/20 | 17:29 | 17:33 | 17:39 |
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Latest forum messages
CMes from ar 4392 (19-21st of march) 7CH 31 HSS 24AR4392 (including CMEs) 114Growth of Cycle 25 987Incoming & Unnumbered Active Regions 224
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/18 | M2.7 |
| Last geomagnetic storm | 2026/03/14 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 82.4 +4.2 |
| Last 30 days | 62.7 -52.5 |