Viewing archive of Friday, 9 September 2011 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
65 181 1B6M1.7852

Sunspot regions

Region 11283

Number of
sunspots
Size Class Magn. Class Spot Location
12 -2 200 -30 CAO N16W42

Solar flares on this day

C1.75 C1.01 M3.86 M1.78 C4.67 C1.56

Region 11287

Number of
sunspots
Size Class Magn. Class Spot Location
1 60 -40 HSX S30W05

Region 11289

Number of
sunspots
Size Class Magn. Class Spot Location
4 1 370 90 CHO N21E51

Solar flares on this day

C1.22

All times in UTC

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G1 - Minor geomagnetic storm

Observed Kp: 5
Threshold reached: 04:05 UTC

Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Gillam, MB, Iqaluit, NU
Nuuk
Reykjavik
The solar wind speed is currently high (716.8 km/sec.)
The Disturbance Storm Time index predicts moderate storm conditions right now (-65nT)

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04:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 04:05 UTC

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01:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 00:51 UTC

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Friday, 4 April 2025
23:30 UTC - Geomagnetic activity

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This day in history*

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