Viewing archive of Thursday, 18 January 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 |
|---|---|---|---|---|
| 99 28 | 2 2 | B8.29 | C4.27 | 3 |
Sunspot regions
Region 9306 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 17 -11 | 130 -200 | FAI | N13W66 | |
Region 9308 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -9 | 80 -20 | DAO | N16W41 | |
Region 9311 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -1 | 40 10 | DSO | N04E25 | |
Region 9312 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 20 -40 | HSX | N08E47 | |
All times in UTC
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
AR4366 582Do the high-resolution sunspot counts point to more complex sunspots? 45New satellites - Proba-3, PUNCH, SWFO-L1, GOES-U/19 69X1.9 CME 1352Anomalous sunspots on the sun ? 5
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| Spotless days | |
|---|---|
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