Viewing archive of Thursday, 21 March 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 |
|---|---|---|---|---|
| 141 21 | 2 1 | C1.76 | C8.7 | 3 |
Sunspot regions
Region 13607 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -5 | 120 50 | DSO | S19W80 | |
|
||||
Region 13608 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 20 10 | CRO | N10W66 | |
|
||||
Region 13613 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -3 | 70 10 | CAO | S24W82 | |
|
||||
Region 13614 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 180 -20 | DSO | N17E18 | |
|
||||
Solar flares on this day | ||||
| C5.8 | ||||
Region 13615 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 24 4 | 310 10 | EKC | S12E23 | |
|
||||
Solar flares on this day | ||||
| C3.7 C8.7 | ||||
Region 13616 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -5 | 20 -10 | HSX | N02W79 | |
|
||||
Region 13617 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 150 90 | CAO | S15E51 | |
|
||||
Region 13618 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 60 | DAO | S20W62 | |
|
||||
Region 13619 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 130 | CAO | N17E61 | |
|
||||
All times in UTC
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Space weather facts
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| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 121 -13.2 |
| Last 30 days | 113 -27.2 |