Holding the instrument as nearly vertical as possible, and turning it towards the star, sun or moon, the observer moved the index arm until the reflected heavenly body appeared to stand on the horizon.
Ukubamba isixhobo kwangaphambili kufutshane nethe ngqo kwangoko ze ijike phambili, kwinkwenkwezi, kwilanga, okanye kwinyanga, abajongi, bajike isikhombisi esibonisa esikhanyisi esithe tyabanesiqhelekileyo.