// param[0] +
// param[1]*dSlope_xEndT_abs + param[2]*x_EndT_abs +
// param[3]*tx^2 +
// param[4]*tx dSlope_xEndT +
// param[5]*dSlope_xEndT^2 + param[6]*x_EndT_abs^2 +
// param[7]*ty^2 + param[8]*tx^2 x_EndT_abs +
// param[9]*tx dSlope_xEndT x_EndT_abs +
// param[10]*dSlope_xEndT^2 x_EndT_abs + param[11]*dSlope_xEndT_abs ty^2 + param[12]*x_EndT_abs^3
static constexpr std::array<float, 13> zMagnetParamsEndTElectron{
    5308.689740859701f, 94.8390840129271f, 0.03952176022974936f,
    70418.55504271125f, 62087.4827671762f, 13580.830615214854f,
    -0.000842287765099925f, -2237.8985443626666f, -16.447718852307414f,
    -13.929546692369508f, -3.2033475757333143f, 3364.6401097763382f,
    1.936634587279551e-07f};