(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) (2) Issued:20200510/2120Z (3) Volcano:Karymsky (CAVW #300130) (4) Current aviation colour code:YELLOW (5) Previous aviation colour code:yellow (6) Source:KVERT (7) Notice Number:2020-77 (8) Volcano Location:N 54 deg 2 min E 159 deg 26 min (9) Area:Kamchatka, Russia (10) Summit Elevation:4874.08 ft (1486 m)(11) Volcanic Activity Summary:A moderate gas-steam activity of the volcano Karymsky continues. According to satellite data, a small gas-steam cloud containing some amount of ash is drifting about 77 km to the east-south-east of the volcano.\n\nA moderate gas-steam activity of the volcano continues. Ash explosions up to 10,000- 13,100 ft (3-4 km) a.s.l. could occur at any time. Ongoing activity could affect low-flying aircrafts. (12) Volcanic cloud height:8200-9840 ft (2500-3000 m) AMSL Time and method of ash plume/cloud height determination: 20200510/2031Z – NOAA 19 (4m5)(13) Other volcanic cloud information:Distance of ash plume/cloud of the volcano: 48 mi (77 km)\nDirection of drift of ash plume/cloud of the volcano: ESE / azimuth 108 deg \nTime and method of ash plume/cloud determination: 20200510/2031Z – NOAA 19 (4m5)\nStart time of explosion and how determined: 20200510/1940Z – Satellite data(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/index_eng.php.\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.