Viewing archive of Monday, 15 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 |
|---|---|---|---|---|---|
| 193 41 | 2 -1 | C1.57 | M4.02 | 13 | 8 |
Sunspot regions
Region 13628 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 60 -60 | HSX | N05W91 | |
|
||||
Region 13633 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 80 | HSX | S10W51 | |
|
||||
Region 13634 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 23 5 | 300 10 | EHI | N25W42 | |
|
||||
Solar flares on this day | ||||
| C5.5 C7.8 M2.3 M1.4 C4.2 C2.8 | ||||
Region 13635 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -2 | 10 -10 | BXO | N22W17 | |
|
||||
Region 13636 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -1 | 90 10 | CSO | S18E20 | |
|
||||
Region 13637 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 10 -30 | BXO | S12E39 | |
|
||||
Region 13638 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 3 | 80 50 | CAO | S12E40 | |
|
||||
Solar flares on this day | ||||
| C5.2 C3.9 | ||||
Region 13639 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 14 7 | 240 210 | EAI | N30E48 | |
|
||||
Solar flares on this day | ||||
| C4.6 M1.7 C6.2 C5.2 C7.8 M1.0 M1.2 M1.1 M2.2 C5.0 C2.6 M4.02 C4.3 | ||||
Region 13640 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N21E44 | |
|
||||
Region 13641 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 19 11 | 90 20 | DAO | N11W01 | |
|
||||
Region 13642 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 10 | BXO | N18W11 | |
|
||||
Region 13643 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 | 100 | DAI | S10E63 | |
|
||||
Solar flares on this day | ||||
| C4.4 | ||||
All times in UTC
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 118.7 -5.3 |
| Last 30 days | 120.4 +5.6 |