Many asteroids were also discovered at the observatory , including the Trojan asteroids 2223 Sarpedon , 2260 Neoptolemus , 2363 Cebriones , 2456 Palamedes , as well as the eponymous 3494 Purple Mountain .
Many asteroids were found at the observatory . Asteroids found include the Trojan asteroids 2223 Sarpedon , 2260 Neoptolemus , 2363 Cebriones , 2456 Palamedes , and 3494 Purple Mountain .