Viewing archive of Friday, 20 December 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 |
|---|---|---|---|---|---|
| 148 52 | 4 3 | C1.67 | M2.53 | 9 | 2 |
Sunspot regions
Region 13920 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 40 | HSX | N22W0* | |
|
||||
Region 13922 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 2 | 250 20 | EKO | S19W64 | |
|
||||
Region 13924 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 160 -120 | DAO | S19W95 | |
|
||||
Solar flares on this day | ||||
| C3.0 M2.1 | ||||
Region 13925 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N10W35 | |
|
||||
Region 13926 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 150 50 | HAX | S20E02 | |
|
||||
Region 13927 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 3 | 280 140 | EKI | S11E44 | |
|
||||
Region 13928 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 2 | 150 70 | DAI | S17E49 | |
|
||||
Solar flares on this day | ||||
| C2.6 C2.7 C9.4 C2.9 M2.5 | ||||
Region 13929 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 | HSX | N17E31 | |
|
||||
Solar flares on this day | ||||
| C4.8 | ||||
Region 13930 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 100 | CAI | S20W36 | |
|
||||
Region 13931 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | N23E32 | |
|
||||
Region 13932 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 | 180 | DAI | S18E62 | |
|
||||
Solar flares on this day | ||||
| C9.4 C4.5 | ||||
All times in UTC
Latest news
Thursday, 11 September 2025
Coronal hole faces Earth
Sunday, 31 August 2025
M2.7 solar flare with earth-directed CME!
Tuesday, 5 August 2025
M4.4 solar flare from sunspot region 4168
Latest forum messages
Incoming & Unnumbered Active Regions 2111Coronal Hole 85 3CMEs from 2025/10/03 52Comet C/2025 A6 (Lemmon) 72Unspecified geomagnetic activity 3204
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |