(1960s survey to identify distant asteroids)
The Palomar-Leiden Survey (PLS)
was a 1960s astronomical survey in search of distant
minor planets carried out at Palomar Observatory
in California and Leiden Observatory in the Netherlands.
Three subsequent surveys in the 1970s
(Palomar-Leiden Trojan surveys 1, 2, and 3: T-1, T-2, and T-3)
specifically searched for Trojan asteroids.
Over 4000 minor planets were discovered.
|Prefix||Example|| || |
|P-L||6344 P-L|| || |