Sunspot region AR12900
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/11/26 | 7 | 50 | CRO | S28W12 | |
| 2021/11/27 | 9 | 130 | DSO | S28W26 | |
| 2021/11/28 | 15 | 160 | DSO | S28W36 | |
| 2021/11/29 | 11 | 240 | DAO | S26W50 | |
| 2021/11/30 | 3 | 240 | DAO | S26W65 | |
| 2021/12/01 | 2 | 210 | DAO | S26W78 | |
| 2021/12/02 | 1 | 0 | AXX | S27W89 | |
| 2021/12/03 | 1 | 0 | AXX | S27W0* |
2021/11/26
2021/11/27
2021/11/28
2021/11/29
2021/11/30
2021/12/01
2021/12/02
2021/12/03
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2021/11/26
2021/11/27
2021/11/28
2021/11/29
2021/11/30
2021/12/01
2021/12/02
2021/12/03
|
| B |
|---|
| 21 |
The top 10 solar flares from sunspot region 12900
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B8.6 | 2021/11/28 | 08:49 | 08:59 | 09:14 | |
| 2 | B7.0 | 2021/11/28 | 09:18 | 09:24 | 09:32 | |
| 3 | B5.5 | 2021/11/29 | 00:01 | 00:12 | 00:31 | |
| 4 | B5.4 | 2021/11/28 | 18:19 | 18:26 | 18:40 | |
| 5 | B5.1 | 2021/11/27 | 04:18 | 04:50 | 05:11 | |
| 6 | B4.9 | 2021/11/26 | 10:45 | 10:50 | 10:54 | |
| 7 | B4.8 | 2021/11/28 | 08:11 | 08:21 | 08:25 | |
| 8 | B4.3 | 2021/11/28 | 08:00 | 08:04 | 08:14 | |
| 9 | B4.2 | 2021/11/28 | 07:47 | 07:55 | 08:00 | |
| 10 | B3.8 | 2021/11/27 | 23:16 | 23:30 | 23:54 |
Latest news
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
Latest forum messages
"Sorry, you have been blocked" 2New satellites - Proba-3, PUNCH, SWFO-L1, GOES-U/19 19AR 13883 92Incoming & Unnumbered Active Regions 1182Unspecified geomagnetic activity 1555
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/11/05 | M2.6 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| November 2024 | 215.8 +74.4 |
| Last 30 days | 161.1 +7.2 |