Viewing archive of Saturday, 1 May 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 |
|---|---|---|---|---|
| 92 12 | 1 | B5.29 | C4.3 | 2 |
Sunspot regions
Region 8523 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -3 | 0 -20 | AXX | N32W35 | |
Region 8524 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 28 4 | 270 -40 | EAI | N21W28 | |
Solar flares on this day | ||||
| C4.3 | ||||
Region 8525 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 9 | 200 130 | FSO | N16E62 | |
Region 8527 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 0 | AXX | N27E68 | |
All times in UTC
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
AR4379 5Incoming & Unnumbered Active Regions 212AR4378 1Guess who’s back? AR4366! 4Guess who’s back? AR4366! 0
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