General Catalog of Variable Stars (GCVS database, Version 2023 Nov.)

Whenever you use our catalogs, please, give full reference:
Samus N.N., Kazarovets E.V., Durlevich O.V., Kireeva N.N., Pastukhova E.N.,
General Catalogue of Variable Stars: Version GCVS 5.1,
Astronomy Reports, 2017, vol. 61, No. 1, pp. 80-88 {2017ARep...61...80S}

in your papers

Query forms by files
The values in the input file must be separeted by comas or arranged in columns.
No more than 60 Values!
Enter the file with the GCVS names: 

Enter Identification Radius (arcsec):  
Enter the file with the coordinates J2000.0: