NGC 1981 (الفهرس العام الجديد) OCl 525.0 (Catalogue of Star Clusters and Associations) Collinder 73 (فهرس كوليندر)[2] C 0532-044 (فهرس كالدويل) [KPS2012] MWSC 0579 (Global survey of star clusters in the Milky Way. III. 139 new open clusters at high Galactic latitudes)