ESTCube-1 - .
Mass: 1.00 kg (2.20 lb). Nation: Estonia.
Class: Technology.
Type: Technology satellite. Spacecraft: Cubesat.
USAF Sat Cat: 39161 . COSPAR: 2013-021C. Apogee: 672 km (417 mi). Perigee: 656 km (407 mi). Inclination: 98.13 deg. Period: 98.03 min. 1U cubesat by the Estonian Student Satellite Program led by the University of Tartu. Space test of the electric solar wind sail. Successful. First Estonian satellite.