Viewing archive of Sunday, 4 January 2026 - 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 |
|---|---|---|---|---|
| 97 -39 | 1 | B9.56 | C2.91 | 5 |
Sunspot regions
Region 14323 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -17 | 190 50 | DSO | S15W44 | |
|
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Region 14324 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -7 | 70 | CSO | N26W40 | |
|
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Region 14325 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -15 | 300 | FKO | S08W51 | |
|
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Solar flares on this day | ||||
| C1.6 C1.7 C1.9 C1.6 | ||||
Region 14328 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | S13W62 | |
|
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Region 14333 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 | 60 40 | DAI | S10W26 | |
|
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Region 14334 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 120 20 | HSX | S17E48 | |
|
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Region 14335 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 | AXX | S22W12 | |
|
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Region 14336 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 | HSX | S09E77 | |
|
||||
Solar flares on this day | ||||
| C2.9 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/29 | M1.1 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 96.6 +17.3 |
| Last 30 days | 97.8 +4.4 |
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