(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) (2) Issued:20201021/2330Z (3) Volcano:Bezymianny (CAVW #300250) (4) Current aviation colour code:RED (5) Previous aviation colour code:red (6) Source:KVERT (7) Notice Number:2020-191 (8) Volcano Location:N 55 deg 58 min E 160 deg 35 min (9) Area:Kamchatka, Russia (10) Summit Elevation:9452.96 ft (2882 m)(11) Volcanic Activity Summary:Satellite data shows a large ash cloud moving about 75 km to the west from the volcano. \n\nStrong ash explosions is occurring. Ongoing activity could affect international and low-flying aircraft. (12) Volcanic cloud height:27880-29520 ft (8500-9000 m) AMSL Time and method of ash plume/cloud height determination: 20201021/2300Z – Himawari-8(13) Other volcanic cloud information:Distance of ash plume/cloud of the volcano: 47 mi (75 km)\nDirection of drift of ash plume/cloud of the volcano: W\nTime and method of ash plume/cloud determination: 20201021/2300Z – Himawari-8(14) Remarks:(15) Contacts: Alexander G. Manevich, IVS FEB RAS\nmag@kscnet.ru +74152202115\n\nDuty scientist: +79622825253 (16) Next Notice:A new VONA will be issued if conditions change significantly or the colour code is changed. VONAs are posted at http://www.kscnet.ru/ivs/kvert/.\n\nIn Russia, KVERT, on behalf of the Institute of Volcanology and Seismology (IVS) FEB RAS, is responsible for providing information on volcanic activity to international air navigation services for the airspace users.