Lighting fixture system for lighting large areas or surfaces such as sports fields with a predetermined composite light beam, said system comprising: - a plurality of lighting fixtures, each provided with a plurality of light-emitting diode, LED, modules, which are installed as the light source in the fixture and in operation possess an at least substantially wide light exiting surface; - a pole connecting piece, which is configured for fixing the system to a lighting pole; - a tubular mounting part, which is connected to the pole connecting piece and is configured for fixing the plurality of lighting fixtures in the longitudinal direction at least substantially perpendicular to the tubular mounting part, wherein the tubular mounting part is configured for fixing the plurality of lighting fixtures in several pairs of two fixtures, wherein the two fixtures of each pair are fixed on opposite sides of the tubular mounting part and wherein the tubular mounting part is formed by a single elongated straight tube extending in a single direction, wherein the orientation of each of the lighting fixtures with respect to the mounting part is adjustable over at least two degrees of freedom in accordance with the predetermined composite light beam, wherein the tubular mounting par or the pole connecting piece is configured for setting an angle between the tubular mounting part and the pole connecting piece to configure an offset defined as a pre-tilt, between the longitudinal axis (a) of the tubular mounting part and the horizon (hz), and wherein a rotation is established with the first degree of freedom, which is defined by rotation of the lighting fixture about the longitudinal axis of the lighting fixture, characterized in that an angulation angle (γ) is established with the second degree of freedom, which is defined by rotation of the lighting fixture about an imaginary rotation axis that is located parallel to the lighting pole. - a plurality of lighting fixtures, each provided with a plurality of light-emitting diode, LED, modules, which are installed as the light source in the fixture and in operation possess an at least substantially wide light exiting surface; - a pole connecting piece, which is configured for fixing the system to a lighting pole; - a tubular mounting part, which is connected to the pole connecting piece and is configured for fixing the plurality of lighting fixtures in the longitudinal direction at least substantially perpendicular to the tubular mounting part, wherein the tubular mounting part is configured for fixing the plurality of lighting fixtures in several pairs of two fixtures, wherein the two fixtures of each pair are fixed on opposite sides of the tubular mounting part and wherein the tubular mounting part is formed by a single elongated straight tube extending in a single direction, wherein the orientation of each of the lighting fixtures with respect to the mounting part is adjustable over at least two degrees of freedom in accordance with the predetermined composite light beam, wherein the tubular mounting par or the pole connecting piece is configured for setting an angle between the tubular mounting part and the pole connecting piece to configure an offset defined as a pre-tilt, between the longitudinal axis (a) of the tubular mounting part and the horizon (hz), and wherein a rotation is established with the first degree of freedom, which is defined by rotation of the lighting fixture about the longitudinal axis of the lighting fixture, characterized in that an angulation angle (γ) is established with the second degree of freedom, which is defined by rotation of the lighting fixture about an imaginary rotation axis that is located parallel to the lighting pole.