Viewing archive of Thursday, 18 April 2024 - 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 |
|---|---|---|---|---|---|
| 247 48 | 2 | C2.72 | M2.25 | 3 | 3 |
Sunspot regions
Region 13633 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 80 | CSO | S08W92 | |
|
||||
Region 13634 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -2 | 220 -70 | DSO | N28W82 | |
|
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Region 13635 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 20 10 | CRO | N22W56 | |
|
||||
Region 13636 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 60 -10 | CAO | S21W18 | |
|
||||
Region 13637 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 2 | 10 -10 | BXO | S15W01 | |
|
||||
Region 13638 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 30 | CRI | S18E05 | |
|
||||
Solar flares on this day | ||||
| M2.2 | ||||
Region 13639 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 | 290 -30 | EAI | N30E12 | |
|
||||
Region 13641 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 30 -30 | HSX | N12W42 | |
|
||||
Region 13643 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 29 9 | 160 30 | DAI | S12E18 | |
|
||||
Solar flares on this day | ||||
| M1.3 | ||||
Region 13644 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 120 40 | DSO | N13E49 | |
|
||||
Region 13645 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 4 | 140 110 | DAI | S08E08 | |
|
||||
Solar flares on this day | ||||
| C7.2 C8.7 C9.7 | ||||
Region 13646 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 5 | 70 40 | CRO | N22E47 | |
|
||||
Region 13647 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 | 140 | DAC | S10E12 | |
|
||||
Solar flares on this day | ||||
| C3.5 M1.6 M1.6 | ||||
Region 13648 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | N19E39 | |
|
||||
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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 |