This was reported on the SpaceX Twitter page.

Liftoff!

pic.twitter.com/wnkvwe09Lb

- SpaceX (@SpaceX) November 21, 2020

“Falcon 9 launches Sentinel 6 Michael Freilich into orbit.

The first stage of the launch vehicle was returned to Earth, ”the statement said.

Falcon 9 launches Sentinel-6 Michael Freilich to orbit and the first stage rocket booster returns to Earth, completing SpaceX's third West Coast land landing pic.twitter.com/5F9O8IjhQm

- SpaceX (@SpaceX) November 21, 2020

It is noted that the satellite has already been deployed in Earth's orbit.

Deployment of Sentinel-6 Michael Freilich confirmed pic.twitter.com/1ZsiSOyeaj

- SpaceX (@SpaceX) November 21, 2020

According to Izvestia, the ocean sounding satellite Sentinel 6 Michael Freilich was created by Airbus.

It is jointly developed by the European Space Agency (ESA) and NASA.

In October, a Falcon 9 launch vehicle with 60 Starlink microsatellites on board launched from the launch site at Cape Canaveral.