Viewing archive of Saturday, 20 April 2013 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 101 | 0 -3 | B3.86 | C2.28 | 9 |
Sunspot regions
Region 11721 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 | HSX | S18W0* | |
|
||||
Region 11722 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -2 | 30 -10 | CRO | S20W86 | |
|
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Region 11723 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -5 | 60 -40 | CAO | S19W44 | |
|
||||
Solar flares on this day | ||||
| C1.12 | ||||
Region 11724 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 -10 | AXX | S26W19 | |
|
||||
Region 11725 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 10 -10 | BXO | N10W70 | |
|
||||
Region 11726 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 11 | 180 160 | EAI | N13W05 | |
|
||||
Solar flares on this day | ||||
| C2.29 C2.03 C1.58 C2.02 B5.48 C1.49 C1.62 C1.63 C1.84 | ||||
Region 11727 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 7 | 50 10 | DAO | N25E44 | |
|
||||
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