Viewing archive of Thursday, 4 October 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 |
|---|---|---|---|---|
| 231 35 | 3 1 | C1.71 | C4.46 | 10 |
Sunspot regions
Region 9633 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 70 -10 | HSX | N21W68 | |
Region 9634 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 2 | 60 10 | CAO | N11W63 | |
Solar flares on this day | ||||
| C4.45 | ||||
Region 9636 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 -6 | 200 -50 | DAI | N13W56 | |
Solar flares on this day | ||||
| C3.73 | ||||
Region 9637 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -5 | 80 -10 | DAO | S15W49 | |
Region 9639 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 30 -10 | HSX | N04W64 | |
Region 9640 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -4 | 10 -10 | BXO | N10W13 | |
Region 9641 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -1 | 180 -70 | CAO | S14W06 | |
Solar flares on this day | ||||
| C2.75 | ||||
Region 9642 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 -20 | HAX | N05E15 | |
Region 9644 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -6 | 10 -20 | HSX | N19W31 | |
Solar flares on this day | ||||
| C3.42 | ||||
Region 9645 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 -2 | 100 70 | DAO | S18W27 | |
Solar flares on this day | ||||
| C3.94 C3.3 | ||||
Region 9646 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 | HRX | N12E12 | |
Region 9648 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 80 30 | HSX | S05E64 | |
Region 9649 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HSX | S06E70 | |
Region 9650 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 70 | CAO | S12E72 | |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
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