NGC 6426 (الفهرس العام الجديد) GCL 76 C 1742+031 (فهرس كالدويل) GCl 76 (Catalogue of star clusters and associations + supplements) [KPS2012] MWSC 2676 (Global survey of star clusters in the Milky Way. III. 139 new open clusters at high Galactic latitudes)