Viewing archive of Tuesday, 5 September 2023 - 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 |
|---|---|---|---|---|---|
| 121 21 | 1 -1 | B7.8 | M2.09 | 7 | 3 |
Sunspot regions
Region 13417 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 30 -10 | CRO | S06W33 | |
|
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Region 13418 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 5 -5 | AXX | N21W16 | |
|
||||
Region 13419 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | N24W80 | |
|
||||
Solar flares on this day | ||||
| C2.1 | ||||
Region 13420 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 10 -10 | AXX | S19W11 | |
|
||||
Solar flares on this day | ||||
| C3.9 | ||||
Region 13421 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 6 | 140 120 | DAI | N14W13 | |
|
||||
Solar flares on this day | ||||
| C4.2 C3.3 M2.0 C3.3 C3.6 M1.2 M1.0 | ||||
Region 13422 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -1 | 30 | DRO | N14E08 | |
|
||||
Region 13423 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 2 | 90 80 | DAO | N16E47 | |
|
||||
Region 13424 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | N16E74 | |
|
||||
Solar flares on this day | ||||
| C7.2 | ||||
All times in UTC
Latest news
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 125 +39.1 |
| Last 30 days | 98.7 +39 |
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