Viewing archive of Monday, 31 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 |
|---|---|---|---|---|---|
| 197 58 | 2 2 | C1.54 | M1.7 | 7 | 1 |
Sunspot regions
Region 13379 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 100 -80 | HSX | N14W90 | |
|
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Region 13380 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 -1 | 400 160 | DKC | S10W39 | |
|
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Solar flares on this day | ||||
| C4.5 C5.4 C5.7 C5.7 | ||||
Region 13382 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 180 | AXX | N18W88 | |
|
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Region 13384 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 | 40 | CAO | N01W13 | |
|
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Region 13385 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | S15W92 | |
|
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Region 13386 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 24 12 | 310 -10 | EKI | N12W07 | |
|
||||
Solar flares on this day | ||||
| C3.0 C2.7 | ||||
Region 13387 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 4 | 110 -10 | CSO | N21E16 | |
|
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Region 13388 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 40 10 | HSX | S23E07 | |
|
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Region 13389 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 30 -10 | HSX | S09E22 | |
|
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Region 13390 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 20 | DSO | S19E32 | |
|
||||
Solar flares on this day | ||||
| C1.8 C6.8 M1.7 | ||||
Region 13391 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 130 80 | HSX | N25E49 | |
|
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Region 13392 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 40 | DAI | N09E50 | |
|
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Region 13393 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 60 | HSX | N16E26 | |
|
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All times in UTC
Latest news
Saturday, 4 January 2025
Sunspot region 3947, X-class solar flares
Monday, 30 December 2024
Two earth-directed coronal mass ejections
Sunday, 29 December 2024
Strong G3 geoamagnetic storm watch issued
Latest forum messages
AR 3947 122Unspecified geomagnetic activity 1817Unexplained proton activity 38Strong far side CME 354AR 3939 61
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Space weather facts
| Last X-flare | 2025/01/04 | X1.8 |
| Last M-flare | 2025/01/05 | M2.1 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 179.8 +25.3 |
| Last 30 days | 146.1 +17.3 |