ESSA-6 (or TOS-D) was a spin-stabilized operational meteorological satellite. Its name was derived from that of its oversight agency, the Environmental Science Services Administration (ESSA).
ESSA-6 was launched on November 10, 1967 at 18:00 UTC. It was launched atop a Delta rocket from Vandenberg Air Force Base, California, USA. The spacecraft had a mass of 299 kilograms (659 lb) at the time of launch. ESSA-6 had an inclination of 102.12°, and an orbited the earth once every 114.8 minutes. Its perigee was 1,410 kilometers (880 mi) and its apogee was 1,488 kilometers (925 mi).
This article incorporates public domain material from the National Aeronautics and Space Administration document: "ESSA 6". Retrieved June 4, 2018.