OP Cas

For a 10x10 arcmin finder field from the Digitized Sky Survey, click here .

For basic information about this variable from the General Catalogue of Variable Stars, 4th Edition, click here .

Photometry

Berdnikov L.N., 1987, Variable Stars, 22, 530-548
" Photoelectric observations of classical Cepheids. II "
34 UBVR (Johnson) measurements [data] , [notes]
Schmidt, E.G. and Reiswig, D.E. 1993, AJ, 106, 2429
" The Behlen Observatory Variable Star Survey: Finding Charts and Light Curves for the First Ninety-Three Stars "
10 VR (Cousins) measurements [abstract] , [data] , [notes]