They get assigned greek letters by the WHO when they become important enough for such honors. Heard of something called "delta"? The name was assigned yesterda

They get assigned greek letters by the WHO when they become important enough for such honors. Heard of something called "delta"? The name was assigned yesterday, so the website hasn't added it. They have them in parentheses on the left side menu. Oh, and if you like data, and graphics overload: https://nextstrain.org/groups/neherlab/ncov/21K?l=radial https://nextstrain.org/groups/neherlab/ncov/21K?l=radial