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A commercially available autonomous ocean profiling float that can run perpetually on harvested thermal energy.
Specifications:
Hull diameter: 8” (20.3 cm)
Length: 74” (188 cm) [without antenna]
Weight: 121 lbs (55 kg)
Depth Rating: 1,000 meters
Energy: >10 kJ (3 Wh) depending on temperature
Mission Endurance: Energy no longer a limitation
Sensors: OceanSonics icListen Hydrophone, RBRcentauro3 CTD
Satellite Communication: Iridium
RUDICS Data Processing: Linux compute
Onboard Sensors:
OceanSonics icListen HF Hydrophone
Depth Rating: 900m
Model: HF ATLA (RB9)
Spec Sheet: OceanSonics icListen HF Spec Sheet
Depth Rating: 2000m
Sampling Rate: Up to 2Hz
Data Sheet: RBR concerto³ CTD Data Sheet
Source: Seatrec
Specifications:
Max Operating Depth: 1000 m (~ 6 hour dive)
Max Diameter: 30 cm
Length: 2 m
Wingspan: 1 m
Antenna Length: 100 cm & 45 cm
Weight: ~ 55 kg
Variable Displacement: 850 cc
Typical Velocity: 20-35 cm/s
Total Energy Capacity: 18 MJ
Typical Payloads:
CT Sail
Oxyen optode
Backscatter/Fluormeter
Seaglider's are built and maintained by University of Washingtons's Applied Physics Laboratory. They are hydrodynamic and bouyancy-driven so they move efficiently and conserve power.
Source: NASA
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