Viewing archive of Saturday, 17 January 1998 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 89 1 | 1 -2 | B1.71 | B6.19 |
Sunspot regions
Region 8131 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 -6 | 290 -50 | EKI | S24W49 | |
Solar flares on this day | ||||
| B4.53 | ||||
Region 8135 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 0 -10 | AXX | S17E26 | |
Region 8136 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 | 30 | CRO | N15W24 | |
Region 8137 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 10 | BXO | S16E10 | |
Region 8138 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 20 | BXO | S44W49 | |
All times in UTC
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| Last X-flare | 2026/02/04 | X4.21 |
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| Spotless days | |
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