The SIDC is part of the Royal Observatory of Belgium and a partner in the Solar Terrestrial Center of Excellence (STCE). 

FAST WARNING 'PRESTO' MESSAGE  from the SIDC (RWC-Belgium) 2020 Nov 25
09:08:55

SoHO/LASCO C2 images show an asymmetric full halo CME from 12:48 UT Nov 24
onwards. STEREO A COR2 Beacon Data clearly shows the event from around
13:24 UT originating from the backside (in relation to Earth) of the Sun.
The CME will thus not influence Earth.

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2020 Nov 25 0908 UTC
SoHO/LASCO C2 images show an asymmetric full halo CME from 12:48 UT Nov [more]

2020 Nov 20 1947 UTC
END OF ALL QUIET ALERT ...................... The SIDC [more]

2018 May 04 1644 UTC
A halo or partial-halo CME was detected with the following characteristics: [more]

2017 Sep 10 1650 UTC
A class X8.9 solar X-ray flare occurred on 2017/09/10 with peak time 16:06UT [more]