Viewing archive of Friday, 23 March 2001 - 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 |
|---|---|---|---|---|
| 145 16 | 3 3 | C2.29 | C4.96 | 7 |
Sunspot regions
Region 9373 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -6 | 60 -120 | HSX | S05W92 | |
Region 9376 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 30 | CAO | S14W73 | |
Solar flares on this day | ||||
| C3.34 | ||||
Region 9387 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 5 | 140 30 | CAO | N08E21 | |
Region 9388 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 2 | 30 -140 | CRO | N14W75 | |
Region 9389 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 5 | 180 70 | EAO | S13E54 | |
Solar flares on this day | ||||
| C3.55 | ||||
Region 9390 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 7 | 300 20 | FAO | N15E46 | |
Solar flares on this day | ||||
| C3.87 C3.13 | ||||
Region 9392 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 3 | 30 -40 | DAO | N19W29 | |
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| Last X-flare | 2024/03/28 | X1.1 |
| Last M-flare | 2024/04/23 | M3.5 |
| Last geomagnetic storm | 2024/04/19 | Kp7 (G3) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
| March 2024 | 104.9 -19.8 |
| Last 30 days | 125.4 +21.1 |