That’s how close Iran is to getting a nuclear weapon.  The Wall Street Journal‘s subheadline tells the tale.

Tehran exceeded a key limit in the 2015 deal but experts say that it is only a small step and that it would take Tehran at least a year to make a weapon

That’s how far away from nuclear armament Iran would have been under the JCPOA on that deal’s expiration.  After all,

The 2015 deal was structured to make sure that Iran would take a year to amass enough material for a weapon if it chose to break the accord.

A whole year.