Viewing archive of Thursday, 3 January 2013 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 116 26 | 2 | B5 | C2.45 | 3 |
Sunspot regions
Region 11638 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -4 | 110 -30 | CAO | N13W07 | |
Region 11640 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 -5 | 220 40 | EAI | N28W21 | |
Solar flares on this day | ||||
| B8.07 C1.33 C2.43 | ||||
Region 11641 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 50 | CSO | N05E23 | |
Region 11642 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 140 50 | HSX | S23E48 | |
Region 11643 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | S14E45 | |
Region 11644 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 80 | ESO | N15E66 | |
Solar flares on this day | ||||
| C1.12 | ||||
All times in UTC
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| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
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|---|---|
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| March 2026 | 80.1 +1.9 |
| Last 30 days | 62.9 -47.9 |