Viewing archive of Sunday, 20 January 2013 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 48 2 | 0 -1 | B3.14 | C1.66 | 1 |
Sunspot regions
Region 11654 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 -7 | 360 -100 | FKO | N07W73 | |
Solar flares on this day | ||||
| C1.65 B9.91 B6.31 B5.28 B4.98 | ||||
Region 11658 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 70 -20 | HSX | S13W19 | |
Region 11660 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 50 | DSO | N11E12 | |
Latest news
Monday, 22 April 2024
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Wednesday, 20 March 2024
Sunspot region 3615, G1 watch
Latest forum messages
Unproven theories 353AR3654 32Incoming Active Regions 231Growth of Cycle 25 435Unspecified geomagnetic activity 954
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Space weather facts
| Last X-flare | 2024/03/28 | X1.1 |
| Last M-flare | 2024/04/29 | M3.6 |
| Last geomagnetic storm | 2024/04/26 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2024 | 104.9 -19.8 |
| Last 30 days | 139 +32.6 |