From a3f5d22b3776d0e4ae32f1977a89a55251135f96 Mon Sep 17 00:00:00 2001
From: Sabrina Hernandez <sabrina.gabrielle.hernandez@cern.ch>
Date: Wed, 22 Apr 2026 14:46:39 -0500
Subject: [PATCH] remove 3d correlation of ZDC with FT0C

---
 PWGCF/Flow/Tasks/flowZdcTask.cxx | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/PWGCF/Flow/Tasks/flowZdcTask.cxx b/PWGCF/Flow/Tasks/flowZdcTask.cxx
index ee62667dae8..08b2f34acb1 100644
--- a/PWGCF/Flow/Tasks/flowZdcTask.cxx
+++ b/PWGCF/Flow/Tasks/flowZdcTask.cxx
@@ -226,8 +226,6 @@ struct FlowZdcTask {
       histos.add("ZNCVsCent", ";T0C cent;ZNC Amplitude;", kTH2F, {{{nBinsCent, 0., maxCent}, {nBinsZDC, -0.5, maxZn}}});
       histos.add("ZPAZNAVsFT0M", ";T0A+T0C (#times 1/100);ZPA Amplitude;ZNA Amplitude;", kTH3D, {{{nBinsAmpFT0, 0., maxAmpFT0M}, {nBinsZDC, -0.5, maxZp}, {nBinsZDC, -0.5, maxZn}}});
       histos.add("ZPCZNCVsFT0M", ";T0A+T0C (#times 1/100);ZPC Amplitude;ZNC Amplitude;", kTH3D, {{{nBinsAmpFT0, 0., maxAmpFT0M}, {nBinsZDC, -0.5, maxZp}, {nBinsZDC, -0.5, maxZn}}});
-      histos.add("ZPAZNAVsFT0C", ";T0C (#times 1/100);ZPA Amplitude;ZNA Amplitude;", kTH3D, {{{nBinsAmpFT0, 0., maxAmpFT0}, {nBinsZDC, -0.5, maxZp}, {nBinsZDC, -0.5, maxZn}}});
-      histos.add("ZPCZNCVsFT0C", ";T0C (#times 1/100);ZPC Amplitude;ZNC Amplitude;", kTH3D, {{{nBinsAmpFT0, 0., maxAmpFT0}, {nBinsZDC, -0.5, maxZp}, {nBinsZDC, -0.5, maxZn}}});
       histos.add("ZPAVsFT0A", ";T0A (#times 1/100);ZPA Amplitude;", kTH2F, {{{nBinsAmpFT0, 0., maxAmpFT0}, {nBinsZDC, -0.5, maxZp}}});
       histos.add("ZPAVsFT0C", ";T0C (#times 1/100);ZPA Amplitude;", kTH2F, {{{nBinsAmpFT0, 0., maxAmpFT0}, {nBinsZDC, -0.5, maxZp}}});
       histos.add("ZPAVsFT0M", ";T0A+T0C (#times 1/100);ZPA Amplitude;", kTH2F, {{{nBinsAmpFT0, 0., maxAmpFT0M}, {nBinsZDC, -0.5, maxZp}}});
@@ -612,13 +610,11 @@ struct FlowZdcTask {
           histos.fill(HIST("ZNAVsZPA"), zpA, znA);
           histos.fill(HIST("CommonZNAVsZPA"), commonSumZpa, commonSumZna);
           histos.fill(HIST("ZPAZNAVsFT0M"), (aT0A + aT0C) / 100., zpA, znA);
-          histos.fill(HIST("ZPAZNAVsFT0C"), (aT0C) / 100., zpA, znA);
         }
         if (((tZNC >= minTdcZn) && (tZNC <= maxTdcZn)) && ((tZPC >= minTdcZp) && (tZPC <= maxTdcZp))) {
           histos.fill(HIST("ZNCVsZPC"), zpC, znC);
           histos.fill(HIST("CommonZNCVsZPC"), commonSumZpc, commonSumZnc);
           histos.fill(HIST("ZPCZNCVsFT0M"), (aT0A + aT0C) / 100., zpC, znC);
-          histos.fill(HIST("ZPCZNCVsFT0C"), (aT0C) / 100., zpC, znC);
         }
       } else {
         histos.fill(HIST("ZNA"), znA);
@@ -669,9 +665,7 @@ struct FlowZdcTask {
         histos.fill(HIST("ZNCVsNch"), glbTracks, znC);
         histos.fill(HIST("ZNAVsNch"), glbTracks, znA);
         histos.fill(HIST("ZPAZNAVsFT0M"), (aT0A + aT0C) / 100., zpA, znA);
-        histos.fill(HIST("ZPAZNAVsFT0C"), (aT0C) / 100., zpA, znA);
         histos.fill(HIST("ZPCZNCVsFT0M"), (aT0A + aT0C) / 100., zpC, znC);
-        histos.fill(HIST("ZPCZNCVsFT0C"), (aT0C) / 100., zpC, znC);
       }
       histos.fill(HIST("ZEM1"), aZEM1);
       histos.fill(HIST("ZEM2"), aZEM2);