Viewing archive of Thursday, 23 December 2021 - 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 |
|---|---|---|---|---|
| 143 6 | 0 -2 | B8.04 | C2.69 | 15 |
Sunspot regions
Region 12907 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 17 3 | 300 70 | EKI | S20W64 | |
|
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Solar flares on this day | ||||
| C1.4 C1.1 C1.1 C1.7 C2.6 C2.0 C2.1 C2.7 C1.4 C1.1 C1.0 C1.1 C1.2 C1.1 C1.2 C1.3 | ||||
Region 12908 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -6 | 100 | CAI | S20W53 | |
|
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Region 12909 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 50 -20 | HAX | S21W40 | |
|
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Region 12911 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N20W26 | |
|
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Region 12912 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 -10 | HRX | S13E13 | |
|
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Region 12915 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 30 | CRO | N16E08 | |
|
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Region 12916 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 4 | 190 -50 | DSO | S16E55 | |
|
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Region 12917 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 5 | 30 20 | CRO | S27E16 | |
|
||||
Solar flares on this day | ||||
| C1.4 C1.9 | ||||
Region 12918 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 2 | 80 60 | DAO | N20E38 | |
|
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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 |