Proposed Flight Lines

1. Proposed Flight Lines

2. April 07 Experiment • P-3 flights from Thule and Kangerdlussuaq • 150 MHz and 450 MHz Radars • Maximum altitude allowable • 6, 6 hour flights available with existing budget

3. Flight Description • Each flight flown twice: 150 and 450 MHz • Flight 1 is highest priority at 450 Mhz • Each flight is between 2000 and 2500 km (roundtrip) • Flights 1 and 2 include segments over the ocean • Flight 3 should include a segment down the Sondrestrom Fjord

4. Proposed Flight Lines • Ice Streams • Outlet Glaciers • Jacobshavn

5. Flight Details • Flight 1 • Segment over open ocean • Repeat segment flown at 150 MHz in May 2006 • Flights at 150 and 450 MHz • Overflight of NGRIP and North East Ice Stream • Segment from GITS to Thule reflown several times for Tomography (20-30 m • Horizontal offsets) • Flight 2 • Flight of NEMES drilling site location • Flights across crevassed areas of outlet glaciers and across grounding lines • Reflight of GITs Thule segment for Tomography • Segment over open ocean • Flight at 150 and 450 MHz • Flight 3 • Open Ocean Segment down Sondrestrom Fjord • Several passes over Jacobshavn glacier with at least two segments separated • By 20 – 30 m • Flight over GRIP GISP drill sites • Outbound at 26000 ft, Return flight at 500 feet • Flights at 150 MHz and 450 MHz • Need to include Tomography segments