Sunspot region AR12891
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/10/27 | 4 | 250 | CAO | N19E66 | |
| 2021/10/28 | 10 | 220 | CAI | N18E60 | |
| 2021/10/29 | 16 | 350 | DKI | N18E42 | |
| 2021/10/30 | 20 | 240 | EAC | N18E29 | |
| 2021/10/31 | 20 | 200 | DAC | N16E06 | |
| 2021/11/01 | 17 | 230 | DAI | N16E03 | |
| 2021/11/02 | 10 | 120 | DAI | N16W14 | |
| 2021/11/03 | 7 | 100 | DAO | N16W26 | |
| 2021/11/04 | 7 | 90 | CAO | N16W40 | |
| 2021/11/05 | 6 | 30 | DRO | N16W51 | |
| 2021/11/06 | 1 | 10 | AXX | N16W64 | |
| 2021/11/07 | 1 | 10 | AXX | N19W79 |
2021/10/27
2021/10/28
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2021/10/31
2021/11/01
2021/11/02
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2021/11/04
2021/11/05
2021/11/06
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2021/10/27
2021/10/28
2021/10/29
2021/10/30
2021/10/31
2021/11/01
2021/11/02
2021/11/03
2021/11/04
2021/11/05
2021/11/06
2021/11/07
|
| B | C | M |
|---|---|---|
| 18 | 30 | 5 |
The top 10 solar flares from sunspot region 12891
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.0 | 2021/11/09 | 15:47 | 17:02 | 17:37 | |
| 2 | M1.72 | 2021/11/02 | 02:57 | 03:01 | 03:05 | |
| 3 | M1.67 | 2021/11/02 | 02:03 | 02:51 | 02:57 | |
| 4 | M1.5 | 2021/10/29 | 02:22 | 02:42 | 02:53 | |
| 5 | M1.0 | 2021/10/26 | 15:42 | 15:57 | 16:02 | |
| 6 | C6.0 | 2021/10/29 | 06:00 | 06:07 | 06:15 | |
| 7 | C5.0 | 2021/10/26 | 09:43 | 09:52 | 10:02 | |
| 8 | C4.9 | 2021/10/26 | 11:11 | 11:25 | 11:31 | |
| 9 | C4.8 | 2021/10/29 | 05:42 | 05:58 | 06:00 | |
| 10 | C4.5 | 2021/11/01 | 23:35 | 23:40 | 23:44 |
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
Latest forum messages
AR4419 54Coronal Holes 42/44 21Current Farside Activity 457Incoming & Unnumbered Active Regions 272Comet C/2026 A1 (MAPS) for the southern hemisphere 68
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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 | 2026/04/03 | Kp7- (G3) |
| 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 | 88.1 +2.2 |
| Last 30 days | 93.2 +32.7 |
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