Viewing archive of Saturday, 23 September 2017 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 12 -10 | 0 | B1.09 | B4.64 |
Sunspot regions
Region 12680 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 | HSX | N07W93 | |
|
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Region 12681 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 80 | HSX | S13E46 | |
|
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Latest news
Saturday, 4 May 2024
Sunspot region 3663, X1 solar flare
Monday, 22 April 2024
Lot's of sunspots! Big chance for major flare activity?
Saturday, 23 March 2024
X1.1 solar flare with earth-directed CME
Latest forum messages
AR3664 16AR3663 152Unproven theories 383Weakening of Earths magnetic field due to geomagnetic excursion 10CME 2024-MAY-01 south of AR3654 C5.8 6
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Space weather facts
| Last X-flare | 2024/05/05 | X1.2 |
| Last M-flare | 2024/05/05 | M7.3 |
| Last geomagnetic storm | 2024/05/02 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| Last 30 days | 153.8 +59.7 |