Viewing archive of Tuesday, 18 July 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 |
|---|---|---|---|---|---|
| 142 -7 | 0 -3 | C2.13 | M5.72 | 9 | 4 |
Sunspot regions
Region 13363 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -7 | 380 -320 | HKX | S25W86 | |
|
||||
Solar flares on this day | ||||
| M5.7 C5.2 C8.5 | ||||
Region 13371 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 0 -20 | AXX | S14W35 | |
|
||||
Region 13372 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 -1 | 560 -140 | FHO | N24W09 | |
|
||||
Solar flares on this day | ||||
| C5.0 | ||||
Region 13373 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 -2 | 500 50 | EKC | N07E13 | |
|
||||
Solar flares on this day | ||||
| C4.8 C3.2 C6.0 | ||||
Region 13374 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 20 -10 | HRX | S09E24 | |
|
||||
Region 13375 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -3 | 0 -20 | AXX | N12W67 | |
|
||||
Region 13376 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 4 | 180 150 | DSO | N23E29 | |
|
||||
Solar flares on this day | ||||
| C8.3 | ||||
Region 13377 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 210 180 | DSO | S09E59 | |
|
||||
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 156.1 +4.7 |