Viewing archive of Friday, 18 May 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 |
|---|---|---|---|---|
| 109 -28 | 1 | B9.14 | C9.16 | 8 |
Sunspot regions
Region 9451 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 -50 | HAX | S20W93 | |
Region 9454 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 25 3 | 140 -80 | EAI | N14W22 | |
Region 9455 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 26 -2 | 230 90 | FAI | S16W66 | |
Region 9456 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 70 -20 | DAO | N07W73 | |
Region 9458 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -4 | 50 20 | HSX | S11W84 | |
Region 9461 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 4 | 110 20 | DAO | N18E49 | |
Region 9462 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 100 | HAX | N18E73 | |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
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