1869 Philoctetes, also designated 4596 P–L, is a Jupiter Trojan asteroid that orbits in the L4 Lagrangian point of the Sun–Jupiter system, in the "Greek Camp" of Trojan asteroids. It was discovered on September 24, 1960 by the Dutch and Dutch–American astronomers Cornelis van Houten, Ingrid van Houten-Groeneveld and Tom Gehrels at Palomar Observatory on Palomar Mountain, California. 1868 Thersites was also discovered the same day by the same group. The asteroid orbits the Sun at a distance of 4.9–5.6 AU once every 12 years (4,373 days). Its rotation period, size and geometric albedo are unknown.