Viewing archive of Tuesday, 21 March 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 |
|---|---|---|---|---|
| 70 -5 | 1 1 | B9.08 | C4.64 | 5 |
Sunspot regions
Region 13251 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | S13W89 | |
|
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Region 13256 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 240 -10 | CSO | S23E19 | |
|
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Region 13257 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 170 30 | HAX | S28E40 | |
|
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Solar flares on this day | ||||
| C4.6 C1.5 C1.7 | ||||
Region 13258 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 4 | 10 | BXO | N18E04 | |
|
||||
Solar flares on this day | ||||
| C1.7 | ||||
Region 13259 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 1 | 30 10 | BXO | S23E31 | |
|
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Region 13260 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 160 40 | HSX | N24E41 | |
|
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Region 13261 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 | 40 | CRO | S23W66 | |
|
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All times in UTC
Latest news
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Latest forum messages
AR 13932 20Incoming & Unnumbered Active Regions 1361AR 3928 6Strong far side CME 338Unspecified geomagnetic activity 1751
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M8.9 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 106.6 -45.9 |
| Last 30 days | 116.1 -41.8 |