Viewing archive of Sunday, 17 September 2000 - 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 |
|---|---|---|---|---|
| 146 -2 | 1 | C1.86 | C7.71 | 13 |
Sunspot regions
Region 9156 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 30 -40 | HRX | S28W82 | |
Region 9161 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 7 | 70 30 | DAO | N06W15 | |
Region 9164 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 4 | 40 20 | DAO | S15W56 | |
Region 9165 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 45 17 | 310 -90 | DAC | N13W14 | |
Solar flares on this day | ||||
| C5.56 C4.24 C4.54 C3.17 C2.34 | ||||
Region 9166 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 10 | 290 20 | EAI | S14E50 | |
Solar flares on this day | ||||
| C2.33 | ||||
Region 9167 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 | HSX | N12E80 | |
Solar flares on this day | ||||
| C2.31 C7.71 C4.89 | ||||
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| Spotless days | |
|---|---|
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