A10 Wadesmill Bypass - Geograph

A1, A-1, A01 or A.1. may refer to:

Education

* A1, the Basic Language Certificate of the Common European Framework of Reference for Languages
* Language A1, the former name for "Language A: literature", one of the IB Group 1 subjects
* A1, a secondary school subdivision in the Congolese education system
* A1, a baccalauréat series in the education system of some parts of France
* A1, a baccalaureate in the Gabonese education system, see Education in Gabon
* A1, the highest category of Qualified Flying Instructor in the Central Flying School of the UK Royal Air Force

Grades

* A1, a grade for the Leaving Certificate, a qualification in the education system of Ireland
* A1, the highest obtainable grade for the Sijil Pelajaran Malaysia examination in Malaysia
* A1, a grade for the Senior Secondary Certificate Examination in Nigeria, see Education in Nigeria
* A1, a grade for the Singaporean GCE 'O' Level, an examination in the education system of Singapore
* A-1, an Academic grading in Pakistan commonly used in the education system of Pakistan

Entertainment

* sound operator, a member of a theatre crew commonly designated A1

Broadcasting

* A-One (TV channel), a Russian music channel
* A1 TV channel (Macedonia)
* A1 Report, a television station in Albania
* America One, an American television network
* A 1, see List of radio stations in Austria and Liechtenstein
* A1, a promotional name for CHIN (AM) radio in Canada
* A1, a Slovenian radio network owned by Radiotelevizija Slovenija
* A-1 Detective Agency, a fictional detective agency in the radio series ''I Love a Mystery''

Film

* ''A-1 Headline'', a 2004 Hong Kong film
* ''A 001, operazione Giamaica'' (''Our Man in Jamaica''), a 1965 Italian adventure film directed by Ernst R. von Theumer
* ''A1'', a 1999 Syrian film, see List of Syrian films
* ''A1'' (2019 film), Indian Tamil film
;Companies
* A1 Film Company, a Burmese cinema company
* A-1 Pictures, a Japanese animation studio

Games

* A1 Games, an American video game publisher for the PlayStation; see List of PlayStation games (A–L)
* ''A1 – Slave Pits of the Undercity'', a component of ''Scourge of the Slave Lords'', and adventure module for the ''Dungeons & Dragons'' role-playing game
* Larsen's Opening, a chess move, A01 in ECO code
* A1, a square on a chessboard

Music and dance

* Aone Beats or Aone, music producer
* A1, a part in contra dance choreography
* A-1 Sound Studios, a recording studio owned by Herb Abramson
* A-1, an American rap group behind the album Mash Confusion
* A-One (band), a Mandopop group
* A1 (band), a British-Norwegian boy band
* Floyd "A1" Bentley, record producer and reality TV star (from Love & Hip Hop: Hollywood)
* A1 x J1, a British hip hop duo

Albums

* ''A1'', an album by Ertuğ Ergin
* ''A1'', an album by Tony Cetinski
* ''A One'', an album by Ayumi Hamasaki
* ''A1'' (album), a 2002 album by Norwegian band A1

Publications

* ''A1'' (comics), a comics anthology
* ''A-1 Comics'', a 1944–1955 Golden Age comics publication
* ''A1—The Great North Road'', a book by Paul Graham (photographer)

Finance

* A1 or A-1, two investment grades for bonds
* A1, a country risk rating assigned by Compagnie Francaise D’assurance Pour Le Commerce Exterieur (Coface)

Food

* A.1. Sauce
* A1, a colour grade used in shrimp marketing

Military

* A-1 Skyraider, a United States military attack aircraft
* A-1 flying jacket, the predecessor of the A-2 flying jacket
* Company A-1, an outfit in the Texas A&M Corps of Cadets
* Svea Artillery Regiment, a Swedish Army regiment
* A-1 (code) was the designation for a code used by the United States Navy during World War I
* A1, a designation of military staff in the continental staff system
* A-1, a grade of Republic of China List of orders, decorations and medals of the Republic of China#General Armed Forces medals
* Forces A1, a naval force in the Battle of Crete, see Crete order of battle
* A-1, Brazilian Air Forces designation for the AMX International AMX aircraft
* Kampfgeschwader 53, from its historic ''Geschwaderkennung'' code with the Luftwaffe in World War II

Politics and government

Americas

* A-1 visa, a non-immigrant United States visa for governmental officials
* A1, an electoral alliance in Suriname, see List of political parties in Suriname

Asia

* A1, a class of South Korean visa
* A-1, a classification in the status of Indian cities

Europe

* A1, a rank in the European Civil Service
* A1, a town planning use class in England and Wales
* A1, a racial classification by law enforcement in England and Wales

Places

* A1 Mine Settlement, Victoria, Australia
* Red Bull Ring (formerly ''A1''), a motorsport circuit in Spielberg, Austria
* List of A1 roads
* Zone A1, a zone in the Greek Alonissos Marine Park in the North Aegean Sea

Science and mathematics

Astronomy

* A1, a class of star, see stellar classification
* "A1" subobject designations, including:
** NGC 3603-A1

Biology

* A1 broth, a substance used to detect fecal coliforms
* ATC code A01 ''Stomatological preparations'', a subgroup of the Anatomical Therapeutic Chemical Classification System
* Combretastatin A1, a potent cytotoxic agent
* HLA-A1, a human leukocyte antigen serotype
* Proanthocyanidin A1, an A type proanthocyanidin
*Primary auditory cortex, the region of the cerebral cortex where sound is processed
* Vitamin A1, the animal form of vitamin A
* A1, a segment of the anterior cerebral artery
* The first anal vein in the Comstock-Needham system of insect wing vein naming
* Noradrenergic cell group A1
* A1, a mating type of ''Phytophthora infestans'', the cause of potato blight

Earth sciences

* A1, a landslide classification factor
* A-1, a class in the AASHTO Soil Classification System

Mathematics

* A¹ homotopy theory, a concept related to algebraic topology
* A1, an 1844 paper by mathematician Hermann Grassmann
* A₁, the alternating group on a set with one only element

Sports

Leagues or divisions

* A1 Ring, the former name for the Red Bull Ring, a motorsport circuit in Spielberg, Austria
* A1, a climbing grade
* A1, a ranking in Keirin track cycling
* Class A1 (baseball), a defunct classification within Minor League Baseball

Competition

* A1 (classification), an amputee sport classification
* A1 Grand Prix, a motorsport racing series
* A-1 Liga, the top basketball league in Croatia
* HEBA A1, the top basketball league in Greece
* Phase A1, a phase in a combined driving equestrian competition

Individuals

* A-1 (born 1977), Canadian professional wrestler

Technology

* A1 paper size (59.4×84.1 centimetres or 23.4×33.1 inches)
* A-1, the first series of Disney's Audio-Animatronics figures
* A-1, an alternative name for KS 150, a nuclear reactor in Czechoslovakia, decommissioned in 1979
* A.1 scale, the first formalised atomic time scale in the International Atomic Time standard

Computing

* A-1, a programming language that was a successor to the A-0 System written by Grace Hopper in the 1950s
* A1, codename for Windows Live OneCare
* A1, a class of computer security specified in the Trusted Computer System Evaluation Criteria
* Acer Aspire One netbook computer

Commercial brands and companies

* A1 Superlink, an Australian Internet service provider merged in 2000 into the Froggy (ISP)
* A-1 Supply, a former name of American gaming machine manufacturer International Game Technology
* A1 Telekom Austria, an Austrian mobile network operator, and its subsidiaries
** A1 Slovenija, the second largest telecommunications company in Slovenia
** A1 Bulgaria, mobile network operator in Bulgaria
** A1 Hrvatska, mobile network operator in Croatia
** A1 Belarus, mobile network operator in Belarus
** A1 Srbija, mobile network operator in Serbia
** A1 Macedonia, mobile network operator in North Macedonia

Electronic products

* Canon A-1, a 35 mm SLR camera manufactured from 1978 to 1985
* Canon XH-A1, a handheld prosumer HDV camcorder released in 2007
* Minolta Dimage A1, a digital camera produced in 2003
* Sony HVR-A1, the prosumer version of the Sony HDR-HC1 camcorder, which was introduced in 2005
* AVM A1-Card, an ISDN card produced by German company AVM GmbH
* A1 VSTi, a 2002 synthesizer software program produced by Waldorf Music
* Xiaomi Mi A1, a smartphone released in 2017, part of series Mi and Android One
* Samsung Galaxy A01, a smartphone released in 2020

Vehicles and transport

Aircraft

* A-1 (airship)
* A-1 Skyraider
* Albastar A1, glider
* Model 3 A-1, an Aeronautical Products rotorcraft, see List of rotorcraft

Cars

* A1, a tyre code
* A1 Grand Prix car
* Anadol A1, a 1966 Turkish car
* Arrows A1, a 1978 British racing car
* Audi A1, a supermini automobile produced from 2010
* Audi Quattro A1, a 1983 rally car
* Chery A1
* Scania A1, a 1901 car
* Toyota A1, a 1935 car prototype
* A1 registration plate, a UK vehicle registration plate
* A1, a Volkswagen Group A platform
* A-1, a 1939 Buick Roadmaster Series 81C used by Norwegian royalty

Maritime

* A1 (shipping), a symbol indicating shipbuilding quality
* Sea Area A1, a designation in the Global Maritime Distress Safety System

Surface vessels

* A-1 lifeboat
* , the name of multiple US Navy ships
* , an Argentine Navy auxiliary ship

Submarines

* , a British A-class submarine of the Royal Navy
* A1 type submarine, a type of Japanese Navy submarine
* , a Royal Norwegian Navy submarine

Motorcycles

* A1, a Haden (motorcycle) frame
* A1, a Motosacoche motorcycle
* A-1, a 1976 Alligator (motorcycle)
* Automatic A1, a Tomos motorcycle
* A1 Samurai, see List of Kawasaki motorcycles

Roads

* Highways designated ''A1'' in several countries; see List of A1 roads

Spacecraft

Satellites

* A-001, the second abort test of the Apollo spacecraft
* Anik A1, a Canadian satellite
* Aussat (Optus) A1, a 1985 Australian telecommunications satellite
* Orbcomm A1, a 1997 American low Earth orbit communications satellite
* Palapa A1, the first 1976 Indonesian Palapa satellite
* Superbird A1, a satellite put into orbit by an Ariane 4 launch on 1 December 1992
* A1, a designation for the French satellite Astérix (satellite)

Rockets

* A1, a model of German Aggregate Series Rocket from World War II
* Hermes A-1, a rocket in the Hermes project
* Saturn A-1, a 1959 American rocket
* Scout A-1, a 1965 American rocket

Fictional spacecraft

* Alpha-One spacecraft, a fictional spacecraft in the film '' Buzz Lightyear of Star Command: The Adventure Begins''

Trains and public transit

* A1 Steam Locomotive Trust, a charitable trust
* Ayrshire Bus Owners (A1 Service), a bus operator in Scotland
* Bavarian A I, an 1844 German steam locomotive model
* LB&SCR A1 class, a class of locomotives designed by Stroudley and known as the ''Terriers''
* LNER Gresley Classes A1 and A3, a locomotive class designed by Sir Nigel Gresley, including the ''Flying Scotsman''
* LNER Thompson Class A1/1, the rebuild of 4470 ''Great Northern'' by Edward Thompson
* LNER Peppercorn Class A1, a Pacific locomotive designed by Arthur Peppercorn
* NCC Class A1, a 1901 Irish 4-4-0 passenger steam locomotives
* Nishi-magome Station, a Japanese subway station
* PRR A1, an American PRR steam locomotive
* Prussian A 1, a 1907 German Prussian railbus
* RER A1, a rapid transit line in France
* SP&S Class A1, a 1907 steam locomotives class
* Tel Aviv–Jerusalem railway, built on the “A1 Route”
* Type A1 or ''California combination'', an Electric tram type
* 0-2-2, the UIC classification for the Whyte notation of locomotive wheel arrangements

See also

* 1A (disambiguation)
* A-1 Yola (disambiguation)
* AL (disambiguation)
* Aleph One (disambiguation)
* A10 (disambiguation)
*

{{Letter-Number Combination Disambiguation