Jason-1 TRSR

Jason-1 readies for launch in its bay at Vandenberg, AFB (10/31/01)

The Falcon 9 protective payload fairing containing the Sentinel-6 Michael Freilich satellite

TOPEX/Poseidon DORIS

TOPEX/Poseidon Collecting Data

Jason-1: LRA instrument

Jason-3 Ready for Launch

Launch preparations are progressing! (11/21/01) Photos: Stacy Mitchell of John Hopkins APL/TIMED project

Jason-1 in full flight configuration

Poseidon-3 Altimeter

The Antonov cargo aircraft carrying the Sentinel-6 Michael Freilich satellite touches down on the runway at Vandenberg Air Force Base in California on Sept. 24, 2020.

Launch preparations are progressing! (11/21/01) Photos: Stacy Mitchell of John Hopkins APL/TIMED project

Jason-1 readies for launch in its bay at Vandenberg, AFB (10/31/01)

t - 12 minutes

TOPEX/Poseidon LRA

The Antonov cargo aircraft carrying the Sentinel-6 Michael Freilich satellite touches down on the runway at Vandenberg Air Force Base in California on Sept. 24, 2020. 

TOPEX/Poseidon Radiometer

The SpaceX Falcon 9 rocket carrying the Sentinel-6 Michael Freilich spacecraft lifts off from Space Launch Complex 4 at Vandenberg Air Force Base in California, Nov. 21, 2020, at 9:17 a.m. PST

Applications of Spaceborne Altimetry

Wave Height

TOPEX/Poseidon over Earth

Headed for Orbit!

Ocean Dynamic Topography

Jason-1: TRSR instrument

Sea Level

The SpaceX Falcon 9 rocket carrying the Sentinel-6 Michael Freilich spacecraft lifts off from Space Launch Complex 4 at Vandenberg Air Force Base in California, Nov. 21, 2020, at 9:17 a.m. PST