geosphere-maps/public/assets/icon/rings24.json

"M11.98 1.2A10.8 10.8 0 1 0 22.78 12a10.8 10.8 0 0 0-10.8-10.8zm0 20.6a9.8 9.8 0 1 1 9.8-9.8 9.811 9.811 0 0 1-9.8 9.8zm0-14.6a4.8 4.8 0 1 0 4.8 4.8 4.8 4.8 0 0 0-4.8-4.8zm0 8.6a3.8 3.8 0 1 1 3.8-3.8 3.804 3.804 0 0 1-3.8 3.8z"