FLOCK 2E'-11 is a CubeSat (3U) satellite launched on November 20, 1998, from the TYSMC launch site using an Atlas V 401 launch vehicle from SLC41. Manufactured by PLAN and owned by the same entity, this satellite measures 0.3 meters in length with a diameter of 0.1 meters and a span of 0.3 meters. It has a dry mass and launch mass of 5 kilograms each. The satellite is equipped with either PS0, PS1, or PS2 imaging payload and powered by solar cells and batteries. Its primary purpose and mission focus on technology applications. FLOCK 2E'-11 operates in an orbit expected to last about 1 year for ISS orbits and 2-3 years for Sun-Synchronous Orbits (SSO). It has a reflective surface area of 0.0914 square meters, with a box shape complemented by two panels.