Viewing archive of Friday, 16 June 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 |
|---|---|---|---|---|---|
| 120 8 | 0 -2 | C1.2 | M1.08 | 8 | 3 |
Sunspot regions
Region 13329 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 40 | HSX | N24W92 | |
|
||||
Solar flares on this day | ||||
| C2.8 C3.5 C1.8 | ||||
Region 13331 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 70 20 | HSX | S23W54 | |
|
||||
Solar flares on this day | ||||
| C2.7 M1.0 | ||||
Region 13333 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 9 | 220 90 | DAI | S11E08 | |
|
||||
Region 13334 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N17E33 | |
|
||||
Region 13335 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 9 | 380 230 | EHI | S15E37 | |
|
||||
Solar flares on this day | ||||
| C2.2 | ||||
Region 13336 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 -1 | 80 -50 | CAO | S21E40 | |
|
||||
Region 13337 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N17E55 | |
|
||||
Solar flares on this day | ||||
| M1.0 | ||||
Region 13338 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 2 | 140 120 | CSO | N11E59 | |
|
||||
Solar flares on this day | ||||
| C3.5 M1.0 | ||||
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |