OSTM/Jason-2 Line Drawing

t - 10 minutes

TOPEX/Poseidon Collecting Data

This is an artist's concept of the Sentinel-6 Michael Freilich spacecraft.

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.

These photos were taken during the Dual Payload Attach Fitting (DPAF) mating operation with Jason-1. (11/13/01) Photos: Scott Michel

OSTM/Jason-2 Radiometer Antenna

Jason-1 Poster

Jason-1 LRA

TOPEX/Poseidon launch

Poseidon-3 Altimeter

Jason-3 Ready for Launch

These photos were taken during the Payload Attach Fitting (PAF) mating operation with Jason-1. (11/14/01) Photos: Scott Michel

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

OSTM/Jason-2 Radiometer Antenna

TOPEX/Poseidon Mission to Planet Earth

These photos were taken during the Dual Payload Attach Fitting (DPAF) mating operation with Jason-1. (11/13/01) Photos: Scott Michel

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

TOPEX/Poseidon Ground Tracks

The SpaceX Falcon 9 rocket, topped with the Sentinel-6 Michael Freilich satellite secured inside its payload fairing, is rolled to Space Launch Complex 4

These photos were taken during the Payload Attach Fitting (PAF) mating operation with Jason-1. (11/14/01) Photos: Scott Michel

Ionospheric Total Electron Content

Jason-1 Spacecraft Animation

The joint U.S.-European Sentinel-6 Michael Freilich is the next in a line of Earth-observing satellites that will collect the most accurate data yet on sea level and how it changes over time. With ...

Jason-3 Lifts Off!

Jason-1 atop the Delta II Photo: Tom Shain