--- name: θ Cha constellation: Cha created_by: 8mag created_date: 2022-01-21 17:00:00 updated_by: skybber updated_date: 2022-01-24 14:46:42.828673 --- an optical binary whose components appear close together in the sky, even from Earth, but are actually very far apart in space. The closer 4.3mag is 100 light years away, the fainter one is up to 1 000 light years away.