Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 17000 ft (5200 m) altitude or flight level 170 . The full report is as follows: FVFE01 at 12:00 UTC, 22/02/19 from RJTD VA ADVISORY DTG: 20190222/1200Z VAAC: TOKYO VOLCANO: KARYMSKY 300130 PSN: N5403 E15927 AREA: RUSSIA SUMMIT ELEV: 1513M ADVISORY NR: 2019/36 INFO…