Viewing archive of Tuesday, 12 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 |
|---|---|---|---|---|---|
| 141 -32 | 1 | C1.45 | M2.58 | 11 | 2 |
Sunspot regions
Region 13418 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 | HRX | N20W0* | |
|
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Region 13421 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 10 | BXO | N15W0* | |
|
||||
Region 13423 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 -6 | 340 -80 | EKC | N16W46 | |
|
||||
Solar flares on this day | ||||
| M2.5 C3.1 C5.6 | ||||
Region 13425 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 24 | 90 -10 | EAI | N24W11 | |
|
||||
Solar flares on this day | ||||
| M1.92 C3.6 C4.7 | ||||
Region 13427 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 5 -5 | AXX | S27W10 | |
|
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Region 13429 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 2 | 30 | CRO | N10E31 | |
|
||||
Solar flares on this day | ||||
| C4.6 | ||||
Region 13430 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 | 30 | DRO | S17W19 | |
|
||||
Region 13431 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 30 -20 | CRO | S07E33 | |
|
||||
Solar flares on this day | ||||
| C4.5 | ||||
Region 13432 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 10 | BXO | S22W87 | |
|
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Region 13433 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 70 | HSX | N28E67 | |
|
||||
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Space weather facts
| Last X-flare | 2024/05/15 | X2.9 |
| Last M-flare | 2024/05/19 | M1.6 |
| Last geomagnetic storm | 2024/05/17 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| May 2024 | 157.5 +21 |
| Last 30 days | 168.7 +50.9 |