autohBarrel_x_vs_y=df0.Histo2D({"hBarrel_x_vs_y","; x ; y ",100,-900,900,100,-900,900},"ForwardRomanPotsHits.position.x","ForwardRomanPotsHits.position.y");
autohBarrel_x_vs_y=df0.Histo2D({"hBarrel_x_vs_y","; x ; y ",100,-900,900,100,-900,900},"ForwardRomanPotRawHits.position.x","ForwardRomanPotRawHits.position.y");