Viewing archive of Saturday, 17 June 2017 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 28 | 0 | A8 | B2.07 |
Sunspot regions
Region 12662 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 50 -50 | HSX | N12E28 | |
|
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Region 12663 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 | 90 40 | DSO | N13W14 | |
|
||||
Solar flares on this day | ||||
| B1.66 | ||||
All times in UTC
Latest news
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
Saturday, 5 October 2024
Incoming CME, G3 geomagnetic storm watch
Latest forum messages
AR 3878 144AR 3879 8Possible CME 31.10.2024 21:20 UTC Peak X2.03 from AR 3878 flare 5CME 31/10/2024 Happy ? 3AR 3876 32
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/10/31 | M4.6 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| Last 30 days | 157.2 +7.5 |