Department ofNational Defence Canada

POLAR EPSILON AND CANADIAN MDA

J.K.E. Tunaley

Directorate of Space Development

Directorate of Space Development, NDHQ, Ottawa

RADARSAT-2

• Launch March 2007

• Altitude 800 km

• Sun-synchronous polar orbit

• Repeat cycle 24 days

• C-band Synthetic Aperture Radar (SAR)

Directorate of Space Development, NDHQ, Ottawa

SYNTHETIC APERTURE RADAR

• High resolution; e.g. Swath width 20 km, Resolution 3 m

• Quad-pol; Swath width 25 km, Resolution 10 m.

• Wide area surveillance, e.g. ScanSAR Narrow; swath width 300 km, Resolution 50 to 75 m

• GMTI; Swath width 50 km, Resolution 8 m.

Directorate of Space Development, NDHQ, Ottawa

PRINCIPAL CANADIAN USERS

• Canadian Forces

– MDA, Arctic

• Environment Canada

– Ice Service, ISTOP

Directorate of Space Development, NDHQ, Ottawa

POLAR EPSILON

• Ship detection: SOR

– 25 m ships, PD = 90%, PFA = 10-9, Sea State 5

– 15 min time latency

• Oil detection

• Surface wind extraction

Directorate of Space Development, NDHQ, Ottawa

POLAR EPSILON MDA (BASIC)

• Ground stations at Halifax and Esquimalt

• OceanSuite/CSIAPS software

• Maritime Satellite Surveillance Radar (MSSR)

• Environmental sensing

Directorate of Space Development, NDHQ, Ottawa

OCEANSUITE

Director General Joint Force Development / Directeur Général Développement de la Force interarméesDG

11

Directorate of Space Development, NDHQ, Ottawa

MDA

• Detect

• Classify

• Identify

• Track

• Intent

Directorate of Space Development, NDHQ, Ottawa

POLAR EPSILON MDA (ENHANCED)

• AIS

– Self-reporting

– Space-borne USCG/ORBCOMM

• Considering RADARSAT Constellation as follow-on

– 3 to 6 satellites

Directorate of Space Development, NDHQ, Ottawa

RADARSAT-1/AIS Fusion

Correlated Targets

VOI

Directorate of Space Development, NDHQ, Ottawa

ORBCOMM Revisit

ORBCOMM Revisit Time (min)

1

10

100

0 5 10 15 20 25 30 35

Number Satellites

Tim

e (m

in)

4Q072Q08 3Q08 1Q09

3Q10

Directorate of Space Development, NDHQ, Ottawa

SUMMARY

• Value added to RMP: ship ID, heading, etc.

– Cross validation of AIS and RADARSAT

– Fusion of RADARSAT and AIS data

– Non-compliant ships identified

• Polar Epsilon/D Space D/USCG real-time trial planned Dec 2006