Viewing archive of Tuesday, 21 May 2024 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 146 22 | 2 2 | C1.52 | M1.98 | 7 | 1 |
Sunspot regions
Region 13674 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -4 | 80 -20 | HSX | S14W69 | |
|
||||
Solar flares on this day | ||||
| C3.9 | ||||
Region 13679 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 2 | 250 100 | EKI | S09W46 | |
|
||||
Solar flares on this day | ||||
| C6.8 M1.9 | ||||
Region 13682 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 0 | AXX | N14W36 | |
|
||||
Region 13683 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -11 | 70 -30 | DSO | S23W87 | |
|
||||
Solar flares on this day | ||||
| C4.3 C4.8 C1.9 C6.9 C6.5 | ||||
Region 13684 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 3 | 80 60 | DAO | S06W19 | |
|
||||
Region 13685 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 17 -3 | 380 30 | EHC | S12E02 | |
|
||||
Region 13686 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -3 | 120 | CAO | S07E12 | |
|
||||
Region 13687 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N15W26 | |
|
||||
Region 13688 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | S12E28 | |
|
||||
Region 13689 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 30 | CRO | S07E53 | |
|
||||
All times in UTC
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Yellowknife, NTFairbanks, AK
Latest news
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Saturday, 22 March 2025
Strong G3 geomagnetic storm watch for 23 March
Latest forum messages
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!
Latest alerts
02:09 UTC - Solar flare
Moderate M1.54 flare from sunspot region 4048
01:42 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.24)
Saturday, 29 March 2025
23:21 UTC - Solar flare
Moderate M1.91 flare from sunspot region 4048
22:51 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.1)
21:57 UTC - Solar flare
Moderate M1.45 flare from sunspot region 4048
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/03/30 | M1.5 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 127.5 -27.1 |
| Last 30 days | 127.5 -24.7 |