2026-09-25T18:06:12+01:00https://marinefinds.org.uk/datalabs/terminology/object/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/object/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/object8510062795252ASTROLABEYAn instrument, usually consisting of a disc and pointer, formerly used to make astronomical measurements, especially of the altitudes of celestial bodies and as an aid in navigation.128P492869655ASTROLABEYFixed instrument to measure altitude of stars and planets.1P