Viewing archive of Friday, 21 November 1997 - 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 |
|---|---|---|---|---|
| 52 -5 | 0 | B1.43 | C2.27 | 5 |
Sunspot regions
Region 8108 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 31 6 | 260 | EKO | N19W11 | |
Solar flares on this day | ||||
| C1.53 B6.64 B5.94 C2.27 C1.16 C1.67 C1.46 | ||||
Region 8109 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 50 20 | CSO | S19E11 | |
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