// param[0] + param[1]*tx^2 + param[2]*tx dSlope_fringe + param[3]*ty^2 +
// param[4]*dSlope_fringe^2
static constexpr std::array<float, 5> zMagnetParamsRef{
    5205.553054688078f, -358.20787547736074f, 736.6254028639632f,
    -222.42228284992774f, 448.42282143931345f};
// param[0] + param[1]*dSlope_xEndT_abs + param[2]*x_EndT_abs + param[3]*tx^2 +
// param[4]*dSlope_xEndT^2
static constexpr std::array<float, 5> zMagnetParamsEndT{
    5282.266851882983f, 41.88367147998534f, 0.016358957774443267f,
    -1674.409148404323f, 277.4391266537099f};