It was merely one of the few thousand naked-eye stars.
It has an apparent visual magnitude of +5.2, which is relatively faint for a naked-eye star.
Only in the 19th century did star catalogues list the naked-eye stars exhaustively.
The original list of Bayer designations contained 1,564 naked-eye stars.
For the brightest stars, nomenclature is based on the Bayer designation, first published for a total of 1,564 naked-eye stars in 1603.
There are several celebrated naked-eye double stars in Grus.
The bright naked-eye star is a blue-white giant of spectral class B9, with a temperature of 9,800 kelvins.
Its distance is unusual for a naked-eye star.
Because of its simplicity, star hopping is a very common method for finding objects that are close to naked-eye stars.
It is without doubt the reddest of all the naked-eye stars, though binoculars are needed to bring out its colour properly.