Viewing archive of Sunday, 1 August 1999 - 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 |
|---|---|---|---|---|---|
| 267 47 | 2 1 | C1.43 | M1.32 | 7 | 1 |
Sunspot regions
Region 8640 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -1 | 90 -10 | CSO | N17W69 | |
Region 8644 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 -10 | AXX | S25W36 | |
Region 8645 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 33 -4 | 600 -20 | FAO | S25W16 | |
Solar flares on this day | ||||
| C5.04 C4.74 C6.76 | ||||
Region 8647 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 -3 | 40 | CSO | S18W18 | |
Solar flares on this day | ||||
| M1.32 | ||||
Region 8648 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 10 | BXO | N23E04 | |
Region 8649 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 21 -4 | 110 -60 | CAO | S15W44 | |
Region 8650 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 6 | 90 40 | DSO | N18E23 | |
Region 8651 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 37 11 | 730 220 | EKI | N25E23 | |
Solar flares on this day | ||||
| C5.09 | ||||
Region 8653 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -1 | 20 | CRO | N28W72 | |
Region 8654 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 20 | BXO | N19W18 | |
All times in UTC
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| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M8.9 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
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