I've just noticed the JWST sunshield temps have changed. The hot side is hotter and the cold side colder. Is the sunshield tensioning underway?
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$\begingroup$ I think that this answer covers this nicely. $\endgroup$– uhohJan 1 at 21:00
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2$\begingroup$ Not yet; tensioning is now scheduled to start on Jan 2nd $\endgroup$– LudoJan 1 at 23:02