//ZDC part -------------------------------------------------------------------
// ************************ LHC optics v6.5 *****************************
-static const Float_t kG1=20.757;
-static const Float_t kFDIP=-37.866;
-static const Float_t kFCORN2=-9.6979;
+static const Float_t kG1=20.707;
+static const Float_t kFDIP=-37.71;
+static const Float_t kFCORN2=-9.667;
//
// ZBEG Beginning of the inner triplet
// D1BEG Beginning of separator dipole 1
static const Float_t kZ1BEG = kZBEG + 0., kZ1END = kZ1BEG - 637.,kZ1RA2 = 3.5 * 3.5;
static const Float_t kZ2BEG = kZBEG - 908.5, kZ2END = kZ2BEG - 550.,kZ2RA2 = 3.5 * 3.5;
static const Float_t kZ3BEG = kZBEG - 1558.5, kZ3END = kZ3BEG - 550.,kZ3RA2 = 3.5 * 3.5;
-static const Float_t kZ4BEG = kZBEG - 2430., kZ4END = kZ4BEG - 637.,kZ4RA2 = 3.5 * 3.5;
+static const Float_t kZ4BEG = kZBEG - 2400., kZ4END = kZ4BEG - 637.,kZ4RA2 = 3.5 * 3.5;
static const Float_t kD1BEG = - 5838.3 ,kD1END = kD1BEG - 945., kD1RA2 = 4.5 * 4.5;
static const Float_t kD2BEG = - 12167.8 ,kD2END = kD2BEG - 945., kD2RA2 = 4.5 * 4.5;
//
static const Float_t kXCEN1D2 = -9.7 ,kYCEN1D2 = 0.;
static const Float_t kXCEN2D2 = 9.7 ,kYCEN2D2 = 0.;
+
+// ************************ Left line *****************************************
+// ************************ LHC optics v6.5 (official version for ions)****************
+static const Float_t kG1l=20.707;
+static const Float_t kFDIPl=-37.71;
+static const Float_t kFCORN2l=-11.72;
+//
+//
+// ZBEG Beginning of the inner triplet
+// D1BEG Beginning of separator dipole 1
+// D2BEG Beginning of separator dipole 2
+// CORBEG Corrector dipole beginning (because of dimuon arm)
+//
+static const Float_t kCORBEG2l = 1972.5,kCOREND2l = kCORBEG2l + 153., kCOR2RA2l = 4.5 * 4.5;// second corrector
+static const Float_t kZBEGl = 2296.5;// inner triplet beginning
+static const Float_t kZ1BEGl = kZBEGl + 0., kZ1ENDl = kZ1BEGl + 637.,kZ1RA2l = 3.5 * 3.5;// Q1
+static const Float_t kZ2BEGl = kZBEGl + 908.5, kZ2ENDl = kZ2BEGl + 550.,kZ2RA2l = 3.5 * 3.5;// Q2A
+static const Float_t kZ3BEGl = kZBEGl + 1558.5, kZ3ENDl = kZ3BEGl + 550.,kZ3RA2l = 3.5 * 3.5;// Q2B
+static const Float_t kZ4BEGl = kZBEGl + 2400., kZ4ENDl = kZ4BEGl + 637.,kZ4RA2l = 3.5 * 3.5;// Q3
+static const Float_t kD1BEGl = 5838.3 ,kD1ENDl = kD1BEGl + 945., kD1RA2l = 3.375 * 3.375;// D1
+static const Float_t kD2BEGl = 12167.8 ,kD2ENDl = kD2BEGl + 945., kD2RA2l = 3.75 * 3.75;// D2
+static const Float_t kXCEN1D2l = -9.4 ,kYCEN1D2l = 0.;// D2
+static const Float_t kXCEN2D2l = 9.4 ,kYCEN2D2l = 0.;// D2
+
+
+/*
+// ************************ LHC optics v6.500 (official version for pp 7TeV) **********
+static const Float_t kG1l=22.000;
+static const Float_t kFDIPl=-37.804;
+//static const Float_t kFCORN1l=13.201;
+static const Float_t kFCORN2l=-11.751;
+//
+static const Float_t kCORBEG1l = 945.,kCOREND1l = kCORBEG1l + 260., kCOR1RA2l = 4.5 * 4.5;// first corrector
+static const Float_t kCORBEG2l = 1972.5,kCOREND2l = kCORBEG2l + 153., kCOR2RA2l = 4.5 * 4.5;// second corrector
+static const Float_t kZBEGl = 2296.5;// inner triplet beginning
+static const Float_t kZ1BEGl = kZBEGl + 0., kZ1ENDl = kZ1BEGl + 637.,kZ1RA2l = 3.5 * 3.5;// Q1
+static const Float_t kZ2BEGl = kZBEGl + 908.5, kZ2ENDl = kZ2BEGl + 550.,kZ2RA2l = 3.5 * 3.5;// Q2A
+static const Float_t kZ3BEGl = kZBEGl + 1558.5, kZ3ENDl = kZ3BEGl + 550.,kZ3RA2l = 3.5 * 3.5;// Q2B
+static const Float_t kZ4BEGl = kZBEGl + 2400., kZ4ENDl = kZ4BEGl + 637.,kZ4RA2l = 3.5 * 3.5;// Q3
+static const Float_t kD1BEGl = 5838.3 ,kD1ENDl = kD1BEGl + 945., kD1RA2l = 3.375 * 3.375;// D1
+static const Float_t kD2BEGl = 12167.8 ,kD2ENDl = kD2BEGl + 945., kD2RA2l = 3.75 * 3.75;// D2
+static const Float_t kXCEN1D2l = -9.4 ,kYCEN1D2l = 0.;// D2
+static const Float_t kXCEN2D2l = 9.4 ,kYCEN2D2l = 0.;// D2
+*/
+
//ZDC part -------------------------------------------------------------------
#endif