Viewing archive of Friday, 31 May 2002 - 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 | M |
|---|---|---|---|---|---|
| 202 12 | 3 2 | C2.71 | M3.49 | 5 | 1 |
Sunspot regions
Region 9961 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 110 | HSX | S21W72 | |
Region 9963 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 -4 | 260 -90 | DKC | N16W56 | |
Region 9965 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 40 -10 | CSO | S08W47 | |
Region 9967 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 10 -10 | BXO | N12W51 | |
Region 9969 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -2 | 10 -30 | BXO | N09E04 | |
Region 9970 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 -2 | 120 -40 | DSO | N06E01 | |
Region 9972 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 2 | 110 20 | DSO | S21E31 | |
Region 9973 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 23 4 | 880 -80 | EKC | S16E48 | |
Solar flares on this day | ||||
| C3.99 C4.14 | ||||
Region 9974 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 40 10 | HSX | N18E45 | |
Region 9975 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 3 | 20 | BXO | N23E50 | |
Region 9976 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 20 | BXO | S10E01 | |
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| Last M-flare | 2024/12/22 | M1.0 |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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