Sunspot region AR12880
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/09/28 | 5 | 10 | CRO | N32E54 | |
| 2021/09/29 | 18 | 390 | DKC | N30E42 | |
| 2021/09/30 | 13 | 210 | DAO | N32E30 | |
| 2021/10/01 | 4 | 260 | DHO | N32E16 | |
| 2021/10/02 | 3 | 230 | ESO | N32E04 | |
| 2021/10/03 | 6 | 230 | DSO | N31W07 | |
| 2021/10/04 | 8 | 160 | ESO | N31W21 | |
| 2021/10/05 | 6 | 120 | CSO | N31W34 | |
| 2021/10/06 | 1 | 20 | HRX | N31W50 | |
| 2021/10/07 | 1 | 10 | AXX | N31W64 |
2021/09/28
2021/09/29
2021/09/30
2021/10/01
2021/10/02
2021/10/03
2021/10/04
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2021/10/06
2021/10/07
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2021/09/28
2021/09/29
2021/09/30
2021/10/01
2021/10/02
2021/10/03
2021/10/04
2021/10/05
2021/10/06
2021/10/07
|
| B | C |
|---|---|
| 12 | 1 |
The top 10 solar flares from sunspot region 12880
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.4 | 2021/09/29 | 02:08 | 02:18 | 02:23 | |
| 2 | B4.9 | 2021/09/30 | 10:18 | 10:23 | 10:28 | |
| 3 | B4.1 | 2021/09/29 | 00:13 | 00:18 | 00:24 | |
| 4 | B3.9 | 2021/09/29 | 01:25 | 01:32 | 01:43 | |
| 5 | B3.2 | 2021/10/01 | 21:29 | 21:39 | 21:47 | |
| 6 | B3.1 | 2021/10/03 | 16:20 | 16:30 | 16:34 | |
| 7 | B2.7 | 2021/10/02 | 08:39 | 08:47 | 08:51 | |
| 8 | B2.4 | 2021/10/03 | 10:18 | 10:28 | 10:35 | |
| 9 | B2.4 | 2021/10/04 | 09:53 | 10:03 | 10:09 | |
| 10 | B2.1 | 2021/10/02 | 08:30 | 08:35 | 08:39 |
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
AR4420 29Incoming & Unnumbered Active Regions 281New satellites - Proba-3, PUNCH, SWFO-L1, GOES-U/19 77Coronal Holes 42/44 98Current Farside Activity 460
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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 | 78.7 -7.2 |
| Last 30 days | 91.4 +21.7 |
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