Raytheon Sentinel

Sentinel R1ASTORRaytheon Sentinel R.1Sentinel R.1Bombardier SentinelR1 SentinelRaytheon Sentinel R1SentinelSentinel R1s
The Raytheon Sentinel is an airborne battlefield and ground surveillance aircraft operated by the Royal Air Force.wikipedia
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Radar

radar stationradarsradar system
The main radar is a Raytheon dual-mode synthetic aperture radar / moving target indication (SAR/MTI) radar known as Sentinel Dual Mode Radar Sensor (DMRS).

Moving target indication

moving target indicatorground moving target indicationMTI
The main radar is a Raytheon dual-mode synthetic aperture radar / moving target indication (SAR/MTI) radar known as Sentinel Dual Mode Radar Sensor (DMRS).

BAE Systems Nimrod MRA4

Nimrod MRA4Nimrod MRA.4BAE MRA4
Raytheon claim it could be modified to match the maritime surveillance capability of the cancelled Nimrod MRA4, and the ground stations could be adapted to receive data from Watchkeeper, MQ-9 Reaper and the future Scavenger programme.

Thales Watchkeeper WK450

Watchkeeper WK450WatchkeeperThales Watchkeeper
Raytheon claim it could be modified to match the maritime surveillance capability of the cancelled Nimrod MRA4, and the ground stations could be adapted to receive data from Watchkeeper, MQ-9 Reaper and the future Scavenger programme.

General Atomics MQ-9 Reaper

MQ-9 ReaperMQ-9Reaper
Raytheon claim it could be modified to match the maritime surveillance capability of the cancelled Nimrod MRA4, and the ground stations could be adapted to receive data from Watchkeeper, MQ-9 Reaper and the future Scavenger programme.

Boeing P-8 Poseidon

P-8 PoseidonP-8A PoseidonBoeing P-8A Poseidon
A contract for the development of a maritime capable software upgrade will be placed in the spring of 2015; Jane's speculates that this would allow the Sentinel to detect surface vessels and potentially submarine periscopes and that other sensors could be fitted as a 'low-end' capability for maritime surveillance to complement a 'high-end' platform such as the P-8A Poseidon.

Northrop Grumman RQ-4 Global Hawk

RQ-4 Global HawkGlobal HawkRQ-4
In February 2012 it was announced that Sentinel would be offered as the UK contribution to NATO's Alliance Ground Surveillance (AGS) collaboration, complementing NATO RQ-4 Global Hawks and French Heron TPs.

IAI Eitan

Heron TPEitanIAI Heron TP
In February 2012 it was announced that Sentinel would be offered as the UK contribution to NATO's Alliance Ground Surveillance (AGS) collaboration, complementing NATO RQ-4 Global Hawks and French Heron TPs.

Northern Mali conflict

2012 Northern Mali conflictMalian Civil WarNorthern Mali conflict (2012–present)
On 25 January 2013, the British Government announced that the RAF would deploy one Sentinel aircraft from RAF Waddington, in support of French operations in Mali.

Boko Haram

Boko Haram Insurgency WarBoko Haram sectIslamic State in West Africa
On 18 May 2014, the MOD announced that a Sentinel had departed to Ghana to assist in the search for the 223 schoolgirls abducted by the Islamic militant group Boko Haram in Nigeria on 14 April 2014.

Ministry of Defence (India)

Ministry of DefenceDefence MinisterDefence Minister of India
Indian defence officials requested the purchase of two Raytheon Sentinel aircraft in letter sent from the Indian Ministry of Defence to the U.S. Department of Defense in October 2017.

United States Department of Defense

Department of DefenseU.S. Department of DefenseUS Department of Defense
Indian defence officials requested the purchase of two Raytheon Sentinel aircraft in letter sent from the Indian Ministry of Defence to the U.S. Department of Defense in October 2017.

Defence Research and Development Organisation

DRDODefence Research and Development OrganizationDefence Research & Development Organization
The Ministry of Defence also created a joint committee with officials and scientists from the Defence Research and Development Organisation and Indian Air Force to facilitate the acquisition program and decide on mission equipment and software.

Indian Air Force

Royal Indian Air ForceAir ForceIAF
The Ministry of Defence also created a joint committee with officials and scientists from the Defence Research and Development Organisation and Indian Air Force to facilitate the acquisition program and decide on mission equipment and software.

Lincolnshire

County of LincolnLincolnshire, EnglandLincs.

Bombardier Aviation

Bombardier AerospaceBombardierBombardier CRJ

List of aircraft (R)

Caproni-ReggianeList of Rumpler AircraftRamor Flugzeugbau

Operation Shader

air strikesBritish action against ISIS in IraqBritish participation
In addition to Tornado and Rivet Joint, the Royal Air Force also deployed Reaper, Raytheon Sentinel, Beechcraft Shadow and Boeing Sentry AEW.1 aircraft to fly surveillance missions over Iraq and Syria.

Future of the Royal Air Force

ProtectorCombat Air StrategyFuture Combat Air strategy
The aircraft will include an "overland surveillance capability", which could eventually replace the surveillance capability lost by the retirement of the Sentinel R1 in 2025.

Camp Shorabak

Camp BastionBastionShorabak
The main aviation unit was No. 903 Expeditionary Air Wing which was responsible for the operation of the airfield and operated the Raytheon Sentinel R1 - Airborne Stand-Off Radar (ASTOR) along with Westland Sea Kings ASACs and Thales Watchkeepers.

Brimstone (missile)

BrimstoneBrimstone missileBrimstone missiles
This information is provided to the munition by the WSO from RAF ASTOR, USAF Northrop Grumman E-8 Joint STARS aircraft or local troops.