Viewing archive of Thursday, 17 February 2022 - 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 |
|---|---|---|---|---|
| 103 -8 | 1 -2 | B2.43 | C2.33 | 3 |
Sunspot regions
Region 12941 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 150 | DAO | N25W97 | |
|
||||
Solar flares on this day | ||||
| C2.3 B3.4 B3.6 | ||||
Region 12943 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -3 | 20 | BXO | S21W63 | |
|
||||
Region 12946 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -2 | 10 -20 | BXO | S10W15 | |
|
||||
Solar flares on this day | ||||
| B6.7 | ||||
Region 12948 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 5 | 100 20 | CAO | S27E15 | |
|
||||
Region 12949 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 1 | 10 -10 | BXO | N24W32 | |
|
||||
Region 12950 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 | HRX | N21E34 | |
|
||||
Region 12951 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 2 | 10 | BXO | S24W14 | |
|
||||
Region 12952 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 | HRX | S24E68 | |
|
||||
All times in UTC
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| Last X-flare | 2024/09/14 | X4.54 |
| Last M-flare | 2024/09/14 | M3.0 |
| Last geomagnetic storm | 2024/09/17 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| August 2024 | 215.5 +19 |
| September 2024 | 149.4 -66.1 |
| Last 30 days | 156.7 -55.8 |