Dibyendu Nandi Profile picture
physicist & night blind astronomer; creator https://t.co/oo7SocydeN; space weather; sehnsucht; what is essential is invisible to the eye ☀️🌏🌒🌠B^2

Sep 15, 2020, 11 tweets

Interesting outcome of the voting for the strength of #solarcycle25...people think it's going to be a moderate, NOT weak cycle! What is the solar cycle prediction panel consensus? 1/n

What does our own @cessi_iiserkol solar cycle prediction indicate? How about forecasts by diverse groups from around the world employing diverse techniques? Is there consensus on how the Sun's activity would play out over next decade? 2/n

Meanwhile the @NASASun @NOAA solar cycle prediction panel has released its consensus statement. They expect a weak solar cycle 25, which matches with what we predicted based on our solar magnetic field evolution simulations back in 2018. So I agree! 3/n
nasa.gov/press-release/…

Live on @NASA TV now... discussions on why it is important to have advance knowledge of the Sun's activity . To anticipate and mitigate adverse #spaceweather effects on space reliant technologies 4/n
pscp.tv/w/ci-5HnR3LTkw…

First reminder of our #solarcycle25 prediction based on magnetic flux transport and dynamo simulations from back in December 2018 published in @NatureComms (has 18K accesses!). We predicted a weak cycle 25 similar or slightly stronger to cycle 24.
5/n nature.com/articles/s4146…

Second here is our @AAS_ResNotes from 2020 February where we convincingly demonstrated cycle 25 had started by then (more than 2000 downloads 🙂). 6/n
doi.org/10.3847/2515-5…

The @NASASun @NOAA solar cycle prediction panel today vindicate our published forecasts on upcoming solar activity and space environmental conditions. Needless to say at @cessi_iiserkol we are mighty thrilled! 7/n

Our research involved data analytics and computational models developed in India by graduate and undergraduate students at @cessi_iiserkol @iiserkol. We are proud of these efforts @asipoec @IUCAAScipop @PrinSciAdvGoI @fiddlingstars @gcanupama @somakrc @TarunSouradeep 8/n

There has been sustained effort over the past decade by few scientists from around the world in deciphering the underlying physics of the predictability of the Sun's activity. A very difficult field. Here is my review of the current state of affairs. 9/n
arxiv.org/abs/2009.01908

What gives me immense satisfaction is the part I and many of my students @cessi_iiserkol have played in illuminating the inner workings of the #Sun. The Sun is our window to the plasma Universe, and to other worlds around distant stars, that adorn the darkness of the night.
10/n

Taking a break from Shakespeare and Tagore, ॐ भास्कराय नमः to the one who illuminates the cosmos and our own self. n/n

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