Viewing archive of Wednesday, 15 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 |
|---|---|---|---|---|---|
| 140 -66 | 0 | C1.96 | M2.05 | 15 | 4 |
Sunspot regions
Region 13213 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 | 140 | FAO | N28W0* | |
|
||||
Solar flares on this day | ||||
| C5.0 M1.1 M2.0 M1.3 C7.0 C3.7 M1.0 | ||||
Region 13214 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 320 | EHO | N12W86 | |
|
||||
Region 13216 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 110 20 | HSX | N23W46 | |
|
||||
Region 13217 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 250 | HHX | S10W20 | |
|
||||
Solar flares on this day | ||||
| C2.3 | ||||
Region 13219 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 5 | AXX | S06W27 | |
|
||||
Region 13220 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 130 -10 | HSX | S14W03 | |
|
||||
Solar flares on this day | ||||
| C5.6 C2.5 | ||||
Region 13221 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | N16W06 | |
|
||||
Region 13224 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -1 | 10 | BXO | N23W06 | |
|
||||
Region 13225 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -6 | 30 | CRO | S21W33 | |
|
||||
Region 13226 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 -13 | 420 -60 | DKI | N11E07 | |
|
||||
Solar flares on this day | ||||
| C7.3 C3.3 C3.6 C2.4 C3.9 | ||||
Region 13227 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 5 -5 | AXX | S03E14 | |
|
||||
Region 13228 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | AXX | S24W14 | |
|
||||
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| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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| December 2025 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |