T1, T01, T.1 or T-1 may refer to:

Places Target One, a Mesoamerican archaeological site in Honduras Tour T1, an office skyscraper in La Défense, Paris, France T1 Mall of Tallinn, shopping and entertainment centre in Tallinn, Estonia Nakano Station (Tokyo), station number T-01 in Tokyo Metro Tozai Line

In space T1 Aquarii, a star in the constellation Aquarius T1 Carinae, a star in the constellation Carina 1293 T-1, the asteroid "T-1", a main-belt asteroid, the 1293rd asteroid registered

Rail lines Île-de-France tramway Line 1, a.k.a. T1, a tramway near Paris, France T1 North Shore & Western Line, a commuter rail line in Sydney, Australia T1 (Istanbul Tram), a tram line in Istanbul, Turkey T1 (Tram İzmir), a tram line in İzmir, Turkey Caboolture line (numbered T1), a Queensland Rail service, Australia Ipswich/Rosewood line (numbered T1), a Queensland Rail service, Australia Nambour/Gympie North line (numbered T1), a Queensland Rail service, Australia Yizhuang T1 line, a tram line in Beijing, China Line T1 (Oslo Metro), a rapid transit line in Oslo, Norway

Roads T1 road (Zambia), a road in Zambia T1 road (Tanzania), a road in Tanzania Estonian national road 1, officially T1, connecting Tallinn and Narva T1 road (Jamaica), a road in Jamaica

Biology The first of the thoracic vertebrae in the vertebral column Thoracic spinal nerve 1, a nerve emerging from the vertebrae Cyclin T1, a human gene GalNAc-T1, a human gene Ribonuclease T1, a fungal endonuclease TNM staging system, classification for a small cancer tumor T1, longitudinal relaxation time, in magnetic resonance imaging (MRI), a measure of the time taken for spinning protons to realign with the external magnetic field

Computing, electronics T1 font, or cork encoding, a character encoding Apple T1, a system on a chip used by Apple UltraSPARC T1, a microprocessor

Telecommunications T1, a component of the T-carrier system for telecommunication AYYA T1, a smartphone developed by Rostec as part of the Ayya (smartphone) line T1 Phone, see Trump Mobile vivo T1 series, the 5 smartphones manufactured by Vivo Communication Technology Co.

Vehicles Aircraft Raytheon T-1 Jayhawk, a jet aircraft used by the US Air Force for advanced pilot training Lockheed T2V SeaStar, a.k.a. T1 Seastar, a carrier-capable jet trainer in the US Navy Fuji T-1, Japan's first jet-powered trainer aircraft Perry Beadle T.1, a 1913 British biplane fighter Loring T-1, an interwar period Spanish biplane trainer prototype variant of the Loring R-III Sopwith Cuckoo, a British biplane torpedo bomber of 1918 the Terminal 1 of airport

Automobiles Bentley T-series, Bentley Motors model in the UK Caparo T1, a 2006 British sports car CWS T-1, first serially-built car manufactured in Poland Ford T1 platform, a large SUV automobile platform Jetour T1, a compact crossover SUV Mercedes-Benz T1, a 1977 van/truck also called a transporter Volkswagen Type 2 (T1), the first generation of Volkswagen transporter

Rail T series (Toronto subway), a subway car in Toronto, Canada LSWR T1 class, an 1888 0-4-4T steam tank locomotives class Pennsylvania Railroad class T1, a 1942 4-4-4-4 steam locomotive class Reading T-1, a 1945 4-8-4 steam locomotive class LNER Class T1, a class of British steam locomotives Tatra T1, a 1951 Czechoslovak tramcar

Racing Ferrari 412 T1, a 1994 Formula One car

Ships USS T-1, several United States Navy ships HMNZS Matai (T01), a Royal New Zealand Navy lighthouse tender of 1941 MV Transpacific (T-1), a 1992 US oil tanker Yugoslav torpedo boat T1, a torpedo boat in the Yugoslav Navy, 1921–1941 T1 tanker a mass-produced tanker used during and after World War II

Buses

Tanks and weapons T1 Light Tank, a U.S. prototype tank EE-T1 Osório, a 1985 Brazilian main battle tank AC NM AE T1 mine, a Brazilian anti-tank blast mine AP NM AE T1 mine, a Brazilian anti-personnel mine G7a torpedo, a WWII German torpedo

Mathematics, physics and chemistry Soyuz T-1, a 1979 space mission T1 space, a topological space satisfying the T1 separation axiom , the 1-torus Spin–lattice relaxation time in nuclear magnetic resonance and magnetic resonance imaging

Sports T1 (classification), a para-cycling classification T1 (esports), a South Korean esports team T1 League, a Taiwanese men's professional basketball league

Arts, entertainment, media The Terminator, the 1984 first film in the Terminator franchise, predecessor to 1991's T2: Judgment Day Trainspotting (film), 1996 film, predecessor to 2017's T2 Trainspotting T1 (album), 2018 album by Tatianna Tekken (T1, Tekken 1), a 1994 fighting game, first entry in the videogame series module T1, a Dungeons & Dragons add-on module

Other uses T1 General, a tax form used in Canada T-1 visa, allowing victims of human trafficking to remain in the United States T1, a tornado intensity rating on the TORRO scale T1 (Torx), size 1 for Torx screwheads T+1, "trade date plus one day" in financial markets Tyler1, an American internet personality and streamer on Twitch

See also

T1S, networking standard for single twisted-pair transmission; see Ethernet over twisted pair

TL (disambiguation) TI (disambiguation) 1T (disambiguation) T (disambiguation)