The satellite FLOCK 4V-6 (OBJECT_ID: 2020-061T) is a CubeSat 3U configuration launched by PLAN on September 3, 2020, from the FRGUI launch site using the Vega launch vehicle. It has dimensions of 0.3 meters in length and diameter, with a span of 0.3 meters. The satellite's dry mass and launch mass are both 5.7 kg. Equipped with PS0, PS1 or PS2 imaging payload and Dove 225b payload for technology missions, it is powered by solar cells and batteries. Its mission lifetime is estimated to be about one year in the International Space Station (ISS) orbit but can extend to 2-3 years in Sun-Synchronous Orbit (SSO). The satellite has a box shape with two panels and no motor except for some Flock-3p' models that use FEEP.