Crux few bright stars of importance lie between Crux and the pole itself, although the constellation Musca is fairly easily recognised immediately beneath Crux. A technique used in the field is to clench one's right fist and to view the cross, aligning the first knuckle with the axis of the cross. The tip of the thumb will indicate south. Argentine gauchos are well known for using it for night orientation in the vast Pampas and Patagonic regions. Within the constellation's borders, there are 49 stars brighter than or equal to apparent magnitude 6.5. The four main stars that form the asterism
Eureka Flag the 1854 original with blue key lines around each of five equal stars. It is frequently made in the proportions of 20:13. Although the flag is designed as a representation of the Southern Cross, a constellation located in southern skies and thus only visible to viewers in the southern hemisphere, the stars are arranged differently from the arrangement of stars in the constellation itself. The "middle" star (Epsilon Crucis) in the constellation is off-centre, and near to the edge of the "diamond", while the Eureka Flag shows it in the centre. The Eureka Flag is only a stylised version of