Viewing archive of Friday, 31 March 2017 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 65 32 | 1 1 | B1.57 | C2.56 | 2 |
Sunspot regions
Region 12644 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -7 | 190 -30 | ESO | N12W23 | |
|
||||
Solar flares on this day | ||||
| B4.18 B4.07 B4.08 B5.29 | ||||
Region 12645 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -2 | 260 80 | DKI | S11E15 | |
|
||||
Solar flares on this day | ||||
| B6.7 B3.33 C2.51 C1.66 | ||||
Latest news
Monday, 22 April 2024
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Wednesday, 20 March 2024
Sunspot region 3615, G1 watch
Latest forum messages
What are these long and thin eruptions? 9Unspecified geomagnetic activity 947IMF - BT strength 8AR3654 1AR 3637, 3638, 3643 89
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| Last M-flare | 2024/04/25 | M1.3 |
| Last geomagnetic storm | 2024/04/26 | Kp5+ (G1) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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| Last 30 days | 136.8 +28.6 |