This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Position angle.svg en Illustration of position angle as seen through telescope eyepiece es Ilustracin de un ngulo de posicin como se ve travs de un ocular del telescopio Positionangle UTC Positionangle Erimus derivative work Jankuloski talk File Position angle mk svg Vectorisation Bjankuloskien Positionangle en Illustration