Viewing archive of Thursday, 30 December 2021 - Sunspot regions
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 77 -2 | 0 | B2.45 | B8.39 |
Sunspot regions
Region 12916 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 14 | 640 220 | ESI | S16W36 | |
|
||||
Region 12917 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | S27W75 | |
|
||||
Region 12918 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -1 | 60 -150 | BXI | N22W55 | |
|
||||
Solar flares on this day | ||||
| B8.4 | ||||
Region 12919 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 40 20 | HRX | S11E01 | |
|
||||
Region 12921 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 300 120 | DSO | N30W90 | |
|
||||
Solar flares on this day | ||||
| B7.8 | ||||
All times in UTC
Current data suggests there is a moderate possibility for aurora to appear at the following high latitude regions in the near future
Gillam, MB, Yellowknife, NTCurrent data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Edmonton, AB, Iqaluit, NU, Saskatoon, SK, Whitehorse, YTJuneau, AK
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Space weather facts
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| Last M-flare | 2025/04/08 | M1.5 |
| Last geomagnetic storm | 2025/04/06 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 148.6 +14.4 |
| Last 30 days | 137.1 -0.2 |