We're still trying to perfect the technology to estimate yield and height of burst. There is little data available to construct models. There are lots of good seismic and meteorological sensors and networks, but very little sensor tech for nuke bursts. I'm hoping we don't get some fresh data from Putin anytime soon.
"... sensor tech for nuke bursts ..." There is a documentary on TSAR Bomba - and in it seismologists
all over the world were amazed at this huge 'earthquake'
in Russia north of the arctic circle.
Until one of the scientist, after looking at the data, said:
"Guys, that AIN'T no earthquake..."