M4.44 solar flare

Sunday, 29 November 2020 17:49 UTC

M4.44 solar flare

Solar activity reached moderate levels today as an M4.44 solar flare (R1-minor) peaked at 13:11 UTC. The solar flare took place at S23E98 as seen from Earth which means the event originated 8 degrees behind the south-east limb. We can conclude that the X-ray flux likely reached more than M4.4. This is the second M-class solar flare of the current solar cycle and the strongest solar flare of this cycle thus far.

It became quickly apparent that this long duration solar flare would be eruptive. A huge amount of coronal dimming was observed along with a Type II Radio Emission which are two excellent signs that a coronal mass ejection was launched during the event.

Indeed, a large and fast coronal mass ejection became visible on both the coronagraph imagery from SOHO and STEREO A. The velocity of this coronal mass ejection is estimated to be around 1.400km/s which is fast. Due to the location of the eruption, the plasma cloud is aimed away from Earth and an impact at our planet should not be expected.

Our Sun was in a deep slumber back in November 2019 but this month we have seen a really remarkable uptick in solar activity considering solar minimum was less than 1 year ago. What does this mean for the coming years? Nobody knows... but we can't wait to find out!

AIA 171 2019-2020
The Sun in 2019 and in 2020, a world of difference. SDO AIA/171Å.

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