Year 509 (DIX) was a common year starting on Thursday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year...

cryptography, X.509 is an International Telecommunication Union (ITU) standard defining the format of public key certificates. X.509 certificates are...

The FN 509 is a polymer frame striker-fired semi-automatic pistol manufactured by FN America, a division of FN Herstal. It is chambered in 9×19mm Parabellum...

509 may refer to: 509 (number) 509, the year 509 Harbourfront, a streetcar route in Toronto 509th Operations Group, the 509th Operations Group of the USAAF...

The Fiat 509 was a model of car produced by Italian automotive manufacturer Fiat between 1925 and 1929 as a replacement for the 501. Approximately 90...

The year 509 BC was a year of the pre-Julian Roman calendar. In the Roman Republic it was known as the Year of the Consulship of Brutus and Collatinus...

The Messerschmitt Me 509 was an all-metal fighter project, underway in Germany during World War II. Not much information about this project has survived...

NGC 509 is a lenticular galaxy approximately 87 million light-years away from Earth in the constellation of Pisces. It was discovered by German astronomer...

Area code 509 is the telephone area code in the North American Numbering Plan (NANP) for the eastern part of the U.S. state of Washington. The numbering...

509 Harbourfront is a Toronto streetcar route in Ontario, Canada, operated by the Toronto Transit Commission and connecting Union Station with Exhibition...