Heaviest satellite launched by Japan into space at 5,857 kg
Designed for communications, JCSat 17 is a commercial satellite operated by Sky Perfect JSAT Corporation (Japan).
Constructed by Lockheed Martin Commercial Space Systems (USA), it was launched into space using Ariane 5 as the launch vehicle from Guiana Space Center on 18 February 2020. JCSat 17 orbits around the Earth as a GEO satellite.
JCSat 17 has a launch mass of 5,857 kg and is expected to have a operational lifetime of 15 years. It navigates with the COSPAR ID 2020-013A and NORAD ID 45245.
JCSat 17 orbits along the longitude of 136 degrees at an inclination of 7 degrees.
The satellite's perigee, which is the point of the orbit closest to the Earth's center of mass, is 35,773km while its apogee, which is the point of the orbit farthest from the Earth's center of mass, is 35,800km. Its orbit has an eccentricity of 3.20E-04 and it takes 1,436 minutes to orbit the Earth.