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Topics referred to by the same term
QRA may refer to: Quantile regression averaging, in econometrics and forecasting Quantitative risk assessment, an estimation of risk Quaternary Research
QRA
Readiness policy by NATO air forces
Quick Reaction Alert (QRA) is the state of readiness and modus operandi of air defence maintained at all hours of the day by NATO air forces. The United
Quick_Reaction_Alert
Obsolete geographic coordination system
The QRA locator, also called QTH locator in some publications, is an obsolete geographic coordinate system used by amateur radio operators in Europe before
QRA_locator
Geocode system used by radio amateurs
succinctly describe their geographic coordinates, which replaced the deprecated QRA locator, which was limited to European contacts. Its purpose is to be concise
Maidenhead_Locator_System
Type of Morse code operating signal
Organization. The QOA–QQZ code range is reserved for the maritime service. The QRA–QUZ code range includes phrases applicable to all services and is allocated
Q_code
Quantitative risk assessment (QRA) software and methodologies give quantitative estimates of risks, given the parameters defining them. They are used
Quantitative risk assessment software
Quantitative_risk_assessment_software
General aviation airport of Johannesburg; in Germiston, Gauteng, South Africa
Rand Airport (IATA: QRA, ICAO: FAGM) is an airport in Germiston, South Africa. It was constructed in the 1920s as the main airport for Johannesburg, but
Rand_Airport
Portion of the atmosphere controlled by a country
RAF Lossiemouth. Some NATO states do not have the capability to conduct QRA over their own territory, such as in the Baltic and Icelandic areas, so other
Airspace
NATO air defence mission
Baltic air-policing mission is a NATO air defence Quick Reaction Alert (QRA) in order to guard the airspace above the three Baltic countries of Estonia
Baltic_Air_Policing
Air and space warfare force of the United Kingdom
Typhoon pilot Flight Lieutenant Noel Rees describes how QRA duty works. "At the start of the scaled QRA response, civilian air traffic controllers might see
Royal_Air_Force
Mart Pasaraya Grand Union Pasaraya K Ceria Pasaraya Megamart Pasaraya Rakan Qra Redtick (serving East Malaysia) Sabasun HyperRuncit Salamku Supermarket Sam's
List of supermarket chains in Malaysia
List_of_supermarket_chains_in_Malaysia
Quantile Regression Averaging (QRA) is a forecast combination approach to the computation of prediction intervals. It involves applying quantile regression
Quantile_regression_averaging
Former Royal Air Force station in Fife, Scotland
temporarily returned to Leuchars between August and October 2020 to carry out QRA (I) responsibilities while runway works were being carried out at RAF Lossiemouth
RAF_Leuchars
Short-range ballistic missile
Quick Reaction Alert (QRA) role in 1964 after a DoD study showed that the Pershing would be superior to tactical aircraft for the QRA mission. The German
MGM-31_Pershing
Combined military forces of Belgium
Bernard Ntuyahaga was later convicted for the murders in 2007. 2001 – now: QRA (Benelux airspace) 2003, March – 2004, 2 December: SFOR (part of NATO Peacekeepers)
Belgian_Armed_Forces
1994 multi-role combat aircraft family by Eurofighter
the Luftstreitkräfte assigned the Eurofighter to Quick Reaction Alert (QRA) duties, by the end of the year they had been scrambled 73 times. Austrian
Eurofighter_Typhoon
Family of multi-role combat aircraft
control of SACEUR, with the aircraft on Quick Reaction Alert (Nuclear), "QRA (N)", being equipped with the WE.177 nuclear bomb. In the event of the Cold
Panavia_Tornado
County of England
Lincolnshire are RAF Coningsby, which is one of only two RAF Quick Reaction Alert (QRA) Stations in the United Kingdom and home to the Eurofighter Typhoon jet fighters
Lincolnshire
Military unit
launchers in 1965. A quick reaction alert (QRA) site was established at Schwabstadl, south of Lechfeld Air Base. A new QRA site south of Landsberg became operational
Missile_Wing_1
Fighter aircraft specializing in the defensive interception of enemy aircraft
During the Cold War in times of heightened tensions, quick reaction alert (QRA) aircraft were kept piloted, fully fueled and armed, with the engines running
Interceptor_aircraft
British jet-powered delta wing strategic bomber
standby permanently under the principle of Quick Reaction Alert (QRA). Vulcans on QRA were to be airborne within fifteen minutes of receiving an alert
Avro_Vulcan
Western European politico-economic union
Air Force will take four-month turns to ensure that Quick Reaction Alert (QRA) fighter jets are available at all times to be launched under NATO control
Benelux
Military facility southwest of Doha, Qatar
AgustaWestland AW139 Flying Wing 4 41st Squadron with the Boeing AH-64E Apache (QRA) 43rd Squadron with the Boeing AH-64E Apache International Flight Training
Al_Udeid_Air_Base
Quickly getting military aircraft airborne
interceptors and nuclear bomber forces were kept on "Quick Reaction Alert" (QRA). Crews were kept close to or in their aircraft positioned on Operational
Scrambling_(military)
2014 aircraft hijacking over Sudan
From 4 January 2016, a pair of Swiss F/A-18 Hornets were kept at 15 minute QRA readiness between 8.00am and 6.00pm on weekdays. This was increased as of
Ethiopian_Airlines_Flight_702
Aerospace museum in Bruntingthorpe Aerodrome
edge of Bruntingthorpe Aerodrome during September 2023, based around the QRA hangars, on an invitation only basis. "Cold War Jets Museum, Bruntingthorpe
Cold_War_Jets_Collection
Aviation accident
towards the United Kingdom's airspace, so a live armed Quick Reaction Alert (QRA) Phantom FGR2 of 56(F) Squadron was scrambled from RAF Wattisham in Suffolk
1989_Belgium_MiG-23_crash
Variants of the European Fighter Jet Eurofighter Typhoon
IX Squadron, based at RAF Lossiemouth, retains the Tranche 1 Typhoon for QRA purposes but also serves the purpose of acting as an aggressor aircraft,
Eurofighter_Typhoon_variants
Military unit
at such short notice is almost nil, so fulfilling Quick Reaction Alert (QRA) interceptions for Northern Germany is shared with JG 74, which completed
Taktisches Luftwaffengeschwader 71 "Richthofen"
Taktisches_Luftwaffengeschwader_71_"Richthofen"
Human settlement in Scotland
protecting the North of the United Kingdom from airborne threats until the final QRA (Quick Reaction Alert) aircraft of 1 Squadron departed RAF Leuchars in September
Leuchars
Republic of Singapore Air Force fighter unit
Museum. Pilots of 140 Sqn responding to a simulated quick reaction alert (QRA) to scramble their F-16Cs. F-16C clearing out from the flight-line for taxi-ing
140 Squadron, Republic of Singapore Air Force
140_Squadron,_Republic_of_Singapore_Air_Force
Royal Air Force operations group
Group is responsible for UK air defence operations through QRA North at RAF Lossiemouth and QRA South at RAF Coningsby. However, since the disestablishment
No._1_Group_RAF
Air forces of the Turkish military
(Incirlik) 101st Aerial Refueling Squadron "Asenas" 152nd Squadron "Raiders" (QRA) 302nd UCAV Squadron "Lightning" 14th Unmanned Aircraft Systems Command (Batman)
Turkish_Air_Force
Royal Air Force independent aircraft flight based in the Falkland Islands
in the United Kingdom, providing a 24-hour, 365-day quick reaction alert (QRA) role. During the Second World War, No. 1435 Flight was a night fighter (NF)
No._1435_Flight_RAF
Jet fighter aircraft
to be kept at immediate readiness at all times. A Quick Reaction Alert (QRA) facility was positioned at the end of the main runway to allow alert aircraft
McDonnell_CF-101_Voodoo
Force Field Artillery Headquarters for U.S. Army Europe and Africa
56th Artillery Group assumed the critical role of a Quick Reaction Alert (QRA) force and was required to maintain an element of each unit at the highest
Multi-Domain_Command_Europe
European fighter aircraft programme
A Quick Reaction Alert (QRA) Typhoon F2 from Number XI Squadron at RAF Coningsby is pictured escorting a Russian Tupolev Tu-95 aircraft over the North
Eurofighter Typhoon procurement
Eurofighter_Typhoon_procurement
Australian airline
Aviation Holdings, owner of Queensland Regional Airlines (QRA) and Inland Pacific Air. Skytrans and QRA subsequently merged under the Skytrans Regional brand
Skytrans_Australia
Royal Air Force main operating base in Moray, Scotland
Typhoon FGR4s and responsibility for Quick Reaction Alert (Interceptor) North (QRA) moving to Lossiemouth. In March 2013, the MOD confirmed that the F-35 would
RAF_Lossiemouth
Royal Air Force air combat support station in Cambridgeshire, England
the 1941 runway), taxiways and dispersals (with further H-dispersals and QRA dispersals being added later) that still form the majority of the Station's
RAF_Wittering
Prediction of the future created by combining several separate forecasts
context of electricity price forecasting. Quantile Regression Averaging (QRA) involves applying quantile regression to the point forecasts of a number
Consensus_forecast
Military airport in North Brabant, Netherlands
north side of the base, and in a heavily defended quick reaction alert (QRA) area; however, since 1991, eleven Weapons Storage and Security Systems (WS3)
Volkel_Air_Base
British combat aircraft
the periods when it was not embarked, it undertook Quick Reaction Alert (QRA) duties alongside No. 43 Squadron. At the same time, 767 NAS was disbanded
McDonnell Douglas Phantom in UK service
McDonnell_Douglas_Phantom_in_UK_service
Type of residuated Boolean algebra with extra structure
{\displaystyle B} . It is a theorem that every QRA is a RRA (Proof by Maddux, see Tarski & Givant 1987: 8.4(iii)). Every QRA is representable (Tarski and Givant
Relation_algebra
Ice sheet in Northern Europe during the Pleistocene Ice Age
Goban Spur -- Porcupine continental margin", Isles of Scilly Field Guide, QRA, pp. 23–27 O'Cofaigh, C.; Evans, D.J.A. (2007). "Radiocarbon Constraints
British-Irish_Ice_Sheet
Aviation branch of Belgian Armed Forces
and Space Force will take turns keeping two F-16s on quick reaction alert (QRA) defending the airspace of all three Benelux countries. The agreement could
Belgian_Air_Force
2014 science fiction novel by Mike Carey
at the former RAF Upper Heyford site in the former Quick Reaction Alert (QRA) areas and the Northern Bomb stores. Mike Carey was included as a "hungry"
The_Girl_with_All_the_Gifts
Royal Air Force main operating base in Lincolnshire, England
responsible for maintaining the Quick Reaction Alert (Interceptor) South mission (QRA(I)S). Aircraft and crews are held at a high state of readiness, 24 hours
RAF_Coningsby
Mountainous region in Scotland
QRA Field Guide, 2019, p.3 David Jarman, Landscape evolution, in Wishart A. Mitchell & Ailsa Guild, The Quaternary of Glen Clova & Strathmore, QRA Field
Mounth
Dutch elite police unit
intervention. Moreover, the Intervention Department can use the Quick Reaction Air (QRA) concept, which provides the DSI with three AgustaWestland AW139 helicopters
Dienst_Speciale_Interventies
Public domain geocoding invented in 2008
Natural Area Code Open Location Code (2014, aka. "plus codes", Google Maps) QRA locator (1959) Universal Transverse Mercator coordinate system verbal-id
Geohash
QJA-QJZ, QKA-QKZ, QLA-QLZ, QMA-QMZ, QNA-QNZ, QOA-QOZ, QPA-QPZ, QQA-QQZ, QRA-QRZ, QSA-QSZ, QTA-QTZ, QUA-QUZ, QVA-QVZ, QWA-QWZ, QXA-QXZ, QYA-QYZ, QZA-QZZ;
History of vehicle registration plates of the Philippines
History_of_vehicle_registration_plates_of_the_Philippines
Structured method for writing natural language requirements
Conference. pp. 276–282. doi:10.1109/RE.2016.38. "When Not to Use EARS". QRA Corp. 2025. Retrieved 2026-02-07. Mavin, Alistair; Wilkinson, Philip (2010)
Easy Approach to Requirements Syntax
Easy_Approach_to_Requirements_Syntax
Short-range air-to-air missile
issued to the No. 110 and No. 117 squadrons for their quick reaction alert (QRA) aircraft. Both squadrons achieved weapons qualification in 1964. On 29 November
R.530
Air warfare branch of Lithuania's military
to provide proper room for ensuring minor repair operations of airplanes (QRA) of NATO partners Raise the level of military and professional staff preparation
Lithuanian_Air_Force
Royal Air Force base in Suffolk, England (1939–1993)
preeminent front-line airbase. Throughout the Cold War RAF Wattisham operated 'QRA' or Quick Reaction Alert Sheds where live armed jets were on standby at all
RAF_Wattisham
setting to obtain elevation when on the ground, i.e. altitude above MSL QRA quick reaction alert QRH quick reference handbook QTOL quiet take-off and
List of aviation, avionics, aerospace and aeronautical abbreviations
List_of_aviation,_avionics,_aerospace_and_aeronautical_abbreviations
International airport in Nordland, Norway
aircraft will be stationed at Ørland Main Air Station with a forward base (QRA) to be established at Evenes Air Station. Widerøe started a service to Tromsø
Harstad/Narvik_Airport
Military unit
Quick Reaction Alert (QRA) site at Arsbeck became operational for FKG 2, and QRA Nörvenich was used for training. In November 1986, QRA Arsbeck was closed
Missile_Wing_2
Study, prevention, and management of major hazardous material accidents in process plants
which had been in use by the nuclear industry), quantified risk assessment (QRA, also referred to as Quantitative Risk Analysis), and layer-of-protection
Process_safety
Airport
The base was, until 2022, the home base for NATO's Quick Reaction Alert (QRA) mission. The mission is now carried out by F-35s from Evenes Air Station
Bodø_Main_Air_Station
Air component of the Swiss Armed Forces
based at Militärflugplatz Emmen and at Payerne Air Base (the main base for QRA operations); During this time, the presence of F/A-18s will be steadily increased
Swiss_Air_Force
Technique for evaluting hazards in systems
programs Incident investigations Screening tool for Quantified Risk Assessment (QRA) Hazard and operability study Hazard analysis Fault tree analysis Risk assessment
Layers_of_protection_analysis
Light helicopter, French, 1973–present
on 10 November 2014. Retrieved 10 November 2014. QRA Magazin (2013). "Army Air Corps in Germany". qra-magazin.de. Archived from the original on 12 July
Aérospatiale_Gazelle
Undersea oil and natural gas pipelines system in the North Sea
(2007). Offshore risk assessment: principles, modelling and applications of QRA studies. Springer. ISBN 978-1-84628-716-9. Retrieved 10 November 2009. "Gassco
Norpipe
Royal Air Force station in the Falkland Islands
were replaced by the Eurofighter Typhoon FGR4 in the quick reaction alert (QRA) role, at a cost of £1.56 million. To accommodate the Typhoon, a further
RAF_Mount_Pleasant
Airfield in Egypt
two or three weeks. Two aircraft regularly stood on quick reaction alert (QRA) at the base, ready to scramble within 5 minutes. Many of the kills achieved
Bardawil International Airport
Bardawil_International_Airport
Filamentous bacteriophage
Escherichia coli and requires the F pilus along with the TolQRA structure. In E. coli, the TolQRA acts to translocate the Ff phage into the periplasmic space
CTXφ_bacteriophage
Arabic dialect spoken in Tunisia
respond/to answer), Xaalf (to disagree). CCV: Klee (to eat), Msce (to go), Qra (to read/to study) CCVC: Scrab (to drink), Sreq (to steal), Staad (to hunt)
Tunisian_Arabic
British geographer and academic
EGU General Secretary, President of the Quaternary Research Association (QRA) and Chair of the "Funds for Women Graduates". Jane Hart's research is in
Jane_K._Hart
Award
original badge was stamped, and showed 56 Artillery Group and the motto of QRA (Quick, Reliable, Accurate or Quick Reaction Alert). The text changed to
Pershing_Professionals_Badge
Economic measure placing a monetary value on reducing the risk of death
Whitehead, Richard; Crossthwaite, Phil; Small, Louise (2002). Application of QRA in Operational Safety Issues. Research Report 025. Sudbury: HSE Books. ISBN 0-7176-2570-2
Value_of_a_statistical_life
would carry out flying duties commensurate with the nature of the base (QRA for RAF Coningsby for example, or transport duties from 99 Squadron at RAF
Royal_Air_Force_station
American ballistic missile
400 kt warhead, which was greatly over-powered for the Quick Reaction Alert (QRA) tactical role the weapon system filled. Reducing warhead yield, however
Pershing_II
Oil platform destroyed by explosion and fire in 1988
the design of offshore oil and gas facilities. Quantified risk assessment (QRA) also became more common, particularly in support to ALARP arguments. One
Piper_Alpha
NAH to NBA NUH to NUL RZA to RZD Rondônia (RO) NBB to NEH OHL to OHW OXL QRA QTA to QTJ RSU to RSZ SLG to SLL THI to THM UAJ to UAR Amapá (AP) NEI to
Vehicle registration plates of Brazil
Vehicle_registration_plates_of_Brazil
Aerial warfare branch of Belarus' armed forces
from the original on 24 December 2014. Retrieved 24 December 2014. "Russian QRA Fighters & A-50 at Baranovichi". Open Source IMINT. Archived from the original
Belarusian_Air_Force
Annual American rowing championship
2007-02-06. Retrieved 2007-02-15. "Eastern Sprints Regatta Results". earc.qra.org. Retrieved 2024-05-21. Unofficial historical results from Quinsigamond
Eastern_Sprints
Rodeo sport
Association (NRA) Northern Cowboys Association (NCA) Queensland Rodeo Association (QRA) Rodeo Services Association (RSA) West Coast Rodeo Circuit (WCRC) There are
Bull_riding
Russian Bear 'H' photographed from an RAF Typhoon QRA aircraft controlled by RAF CRC Boulmer
Control_and_Reporting_Centre
Flying squadron of the British Army's Army Air Corps
british-army-units1945on.co.uk. Retrieved 29 September 2014. QRA Magazin (2013). "Army Air Corps in Germany". qra-magazin.de. Archived from the original on 12 July
No._660_Squadron_AAC
British airline and aircraft leasing company
Hercules) transport aircraft, along with the four quick reaction alert (QRA) Typhoon FGR4 fighter jets of No. 1435 Flight RAF. An additional demilitarised
AirTanker_Services
Realm of viruses
bringing the virion closer to the bacterium where it can interact with the TolQRA co-receptor, which functions as the entry receptor. The viral genome is then
Efunaviria
Royal Air Force air defence radar
tactical control of air-defence aircraft during peacetime Quick Reaction Alert (QRA) interceptions, during training and in the event of war. In 1994 Buchan was
RRH_Buchan
Valleys in Angus, Scotland
Wishart A. Mitchell & Ailsa Guild, The Quaternary of Glen Clova & Strathmore, QRA Field Guide, 2019, pp. 150–175 "The Coming of the Camerons | Scotland on
Five_Glens_of_Angus
Norwegian military airbase
Quick Reaction Alert. The air station will have a capacity for stationing a QRA of 15 fighter aircraft, as well as handling exercises with allied aircraft
Evenes_Air_Station
number of planetary wave events caused by quasi-resonant amplification (QRA). Such wave events underlie extreme weather events such as heatwaves, flooding
2025_in_climate_change
Type of statistical forecasting
price track of GEFCom2014 used variants of Quantile Regression Averaging (QRA), a new technique which involves applying quantile regression to the point
Probabilistic_forecasting
British four-jet high-altitude bomber
Valiant, and the fleet was permanently grounded as of 26 January 1965. The QRA alert that had been in place for SACEUR was maintained until the final grounding
Vickers_Valiant
Military unit
based there. On June 17, 1977, the squadron began quick reaction alert (QRA) flights. There were many intercepts of the regular "Tokyo Express" flights
303rd Tactical Fighter Squadron (JASDF)
303rd_Tactical_Fighter_Squadron_(JASDF)
28.24222 (OR Tambo International Airport) 5,558 Germiston Gauteng FAGM QRA Rand Airport 26°14′31″S 028°09′05″E / 26.24194°S 28.15139°E / -26.24194;
List of airports in South Africa
List_of_airports_in_South_Africa
'srm . l inš] 6 ilm . wšdd . ilš š . ilhm . mlk 7 ytb . brr [.] w mhy x w qra 8 ym . 'lm . y'rb t 9 k 'gml [.]xs . w [.] x x [ dqtm] 10 w yn[t . q]rt
KTU_1.41
Members Deko Dachau P.J. Danarchy Aoife Destruction Steo Pain Jay Bagnall TJ Qra Past members Skinny Brayo Caff Brian Colin Nikki Aisling Emily Nuala Beano
Paranoid_Visions
was at the forefront of developments such as Quantified Risk Assessment (QRA) that were transferred from the nuclear industry and applied within major
ESR_Technology
Military unit
was given F-104G Starfighters, taking on the role of Quick Reaction Alert (QRA) with 349th Squadron. In 1981, the Starfighters were finally replaced with
350th_Squadron_(Belgium)
Slang terms used in the Royal Air Force
equivalent in the RAF safety journal (Air Clues), is Wing Commander Spry. QRA – Quick Reaction Alert. The maintenance of ready armed aircraft awaiting
RAF_slang
Definitions of terms used in amateur radio
(location), QSO (ham conversation) and QSL (acknowledgment of receipt). QRA My name is … / What is the name of your station? QRB The distance between
Glossary_of_amateur_radio
NATO Air defence radar network
at Grosseto Air Base and 36th Wing at Gioia del Colle Air Base rotate a QRA flight of Eurofighter Typhoons to Istrana Air Base, which are responsible
NATO Integrated Air Defense System
NATO_Integrated_Air_Defense_System
Airport Owerri, Nigeria -QP- QPG WSAP Paya Lebar Air Base Singapore -QR- QRA FAGM Rand Airport Johannesburg, South Africa QRC SCRG Rancagua de la Independencia
List of airports by IATA airport code: Q
List_of_airports_by_IATA_airport_code:_Q
Spanish beach volleyball player
fivb.org/EN/BeachVolleyball/Competitions/WorldTour/2008/beach_page.asp?pg=QRA&TRN=MBCN2008&sm=19". Retrieved 31 May 2016. "Batallán y Fernández, al circuito
Ignacio_Batallan
QRA
QRA
QRA
QRA
Girl/Female
Tamil
Traimbika | தà¯à®°à¯€à®®à¯à®ªà¯€à®•à®¾
Goddess Durga
Boy/Male
Indian, Tamil
Wealthy
Boy/Male
Bengali, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sindhi, Telugu
Smiling Like a Moon
Boy/Male
Indian, Sanskrit
Installed as King
Boy/Male
Bengali, Celebrity, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Oriya, Sanskrit, Sindhi, Tamil, Telugu, Traditional
Young; Victory; Lord Krishna
Boy/Male
Greek American English
People's victory.
Girl/Female
American, Australian
Small Girl
Boy/Male
Hindu
Surname or Lastname
English
English : habitational name from the city of Wakefield in West Yorkshire, and probably also from a place of the same name in Northamptonshire. Both are named from an Old English wacu ‘vigil’, ‘festival’ (a derivative of wac(i)an ‘to watch or wake’) + feld ‘pasture’, ‘open country’, i.e. a patch of open land where a fair was held.
Boy/Male
Arabic, Muslim
Adornment of Hussain
QRA
QRA
QRA
QRA
QRA
p. pr. & vb. n.
of Grasp