Optical light curves of AT2018cow	Spectrum of AT2018cow with BFOSC on 2018-06-23
J/ApJ/910/42.graph_sqlLCs	J/ApJ/910/42.graph_sql_spfile=sp/SN2018cow_20180623_58292.6360_Bfosc_cor.dat2018-06-23
Spectrum of AT2018cow with FLOYDS on 2018-07-06	Spectrum of AT2018cow with FLOYDS on 2018-07-16
J/ApJ/910/42.graph_sql_spfile=sp/SN2018cow_20180706_58305.4320_OGG2m_cor.dat2018-07-06	J/ApJ/910/42.graph_sql_spfile=sp/SN2018cow_20180716_58315.3086_OGG2m_cor.dat2018-07-16