Viewing archive of Tuesday, 21 February 2023 - 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 |
|---|---|---|---|---|---|
| 106 -29 | 0 -3 | C1.36 | M5.09 | 9 | 2 |
Sunspot regions
Region 13217 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 60 -70 | HSX | S12W97 | |
|
||||
Region 13220 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 100 -20 | HSX | S12W83 | |
|
||||
Region 13226 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -6 | 210 -70 | HAX | N11W74 | |
|
||||
Solar flares on this day | ||||
| C9.5 C6.5 C2.6 | ||||
Region 13229 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 2 | 240 -70 | ESI | N24E07 | |
|
||||
Solar flares on this day | ||||
| C6.0 | ||||
Region 13230 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 100 -10 | DSO | S23E30 | |
|
||||
Region 13231 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -1 | 30 -20 | DRO | N21W65 | |
|
||||
Solar flares on this day | ||||
| C8.2 | ||||
Region 13233 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 0 -10 | AXX | N14W14 | |
|
||||
Region 13234 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -1 | 80 | DAO | N24E60 | |
|
||||
Solar flares on this day | ||||
| M1.5 M4.7 C4.0 C6.2 M5.0 C7.3 C4.6 | ||||
All times in UTC
Latest news
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Latest forum messages
Strong far side CME 337Incoming & Unnumbered Active Regions 135850 mhz F2 51AR 13932 13Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 11
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!
Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 106.6 -45.9 |
| Last 30 days | 116.1 -41.8 |