Hello, I’m new in the ROOT community! …looking to the example of macro illustrating how to superimpose two histograms I was able to superimpose two TGraphs with different ranges and to draw a new Yaxis for the second one (see the png file attached). Now I would like to change: the plotTitle the…

Thank you very much Pepe for the advice It works! :smiley: The only thing I would like to change now is the Title on the top. as now I’m using the command g1->SetTitle("#splitline{Variation of Collection Efficiency and Rates}{ #DeltaV_{THGEM1} = 1100V #DeltaV_{THGEM2} = 1100V #DeltaV_{Mesh} = …

// ... TPad *p1 = new TPad("p1", "", 0, 0, 1, 1); p1->SetTopMargin(0.15); // 15% top margin // ... TPad *p2 = new TPad("p2", "", 0, 0, 1, 1); p2->SetTopMargin(0.15); // 15% top margin // ... Double_t dy = (ymax - ymin) / 0.75; // 15% top margin and 10% bottom margin p2->Range(xmin-…

Sorry for late reply…It works perfectly! :smiley: Thank you so much for the help! :slight_smile:

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Superimposing two TGraphs with different ranges

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Pepe_Le_Pew December 3, 2016, 6:14pm 2

Draw two graphs on one canvas with different Y scales ROOT

Hello. I have two data files and macro. And I need to draw two graphs on one canvas with different Y scales. I have read specific topic in ROOT manual, but unfortunately it hasn’t helped me. Can you help me please to solve this problem. Thank you. comp.C (1006 Bytes)

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