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Viewing archive of Sunday, 23 April 2023

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Bulletin on solar and geomagnetic activity Solar activity report Geophysical report
Solar activity
Sunspot regions Solar flares Coronal holes Radiation storms
Auroral activity
Kp values Solar wind (Speed, Density), Interplanetary Magnetic Field (IMF) (Bt, Bz) Aurora Observations
Coronal mass ejection impact

The coronal mass ejection from the M1.7 solar flare that took place two days ago has arrived at the DSCOVR satellite. We admit... this coronal mass ejection arrived earlier than we expected!

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AR 4299 24Current Farside Activity 236AR4294 / 4296 / 4298 295Unspecified geomagnetic activity 40Space Weather Memes 760
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Last X-flare2025/12/01X1.9
Last M-flare2025/12/04M6.0
Last geomagnetic storm2025/12/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
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November 202591.8 -22.8
December 2025186 +94.2
Last 30 days106.3 +12.6

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*since 1994

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