Viewing archive of Thursday, 23 July 1998 - Sunspot regions
It appears that the image of the visible solar disk for this day in history is missing.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 139 -6 | 0 -1 | B4 | C1.89 | 4 |
Sunspot regions
Region 8270 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -4 | 40 -60 | HSX | S24W86 | |
Region 8273 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 0 | AXX | S24W68 | |
Region 8274 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -2 | 60 -30 | CSO | S20W76 | |
Region 8276 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 0 | AXX | S21E19 | |
Region 8277 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -3 | 110 10 | DAO | S14W54 | |
Region 8278 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 2 | 20 10 | BXO | S27E26 | |
Region 8279 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 4 | 30 20 | DAO | N27E20 | |
Region 8280 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 7 | 340 210 | EKO | S21E63 | |
Solar flares on this day | ||||
| C1.89 | ||||
Region 8281 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 6 | 30 30 | CRO | N17E59 | |
Solar flares on this day | ||||
| C1.56 | ||||
Region 8282 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | N33E67 | |
All times in UTC
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| Spotless days | |
|---|---|
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