Viewing archive of Saturday, 27 May 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 |
|---|---|---|---|---|
| 125 -2 | 0 -1 | B8.58 | C8.46 | 8 |
Sunspot regions
Region 13310 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -3 | 260 -10 | HHX | S20W58 | |
|
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Region 13311 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 -10 | 180 -140 | EAO | N18W46 | |
|
||||
Solar flares on this day | ||||
| C2.9 C2.9 | ||||
Region 13312 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 1 | 10 -10 | BXO | S25W36 | |
|
||||
Solar flares on this day | ||||
| C6.2 | ||||
Region 13313 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 100 | HSX | N23W28 | |
|
||||
Region 13314 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -2 | 120 10 | DAO | N15W57 | |
|
||||
Solar flares on this day | ||||
| C8.4 | ||||
Region 13315 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 28 10 | 620 260 | EKC | S17W08 | |
|
||||
Solar flares on this day | ||||
| C2.8 C2.1 C1.3 C2.2 | ||||
Region 13316 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 2 | 30 10 | CRO | N09E20 | |
|
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All times in UTC
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/11/04 | M3.5 |
| Last geomagnetic storm | 2025/10/30 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| November 2025 | 51.3 -78.5 |
| Last 30 days | 95.5 -32.8 |