FOTON 4

21737
Spacetrack Directory Number
1991-10-04
Orbit launches
1991-10-20
16 Days in orbit


Satellite information FOTON 4

Spacetrack Directory Name FOTON 4
Orbit launches 1991-10-04
Deorbitation date 1991-10-20
Days in orbit 16
Country/organisation of origin Commonwealth of Independent States (former USSR) (CIS)
Starting point PLMSC (Plesetsk Missile and Space Complex, Russia)

Additional information FOTON 4

FOTON 4, 21737 was a payload satellite owned by TsSKB (CIS) that was launched on Fri, 04 Oct 1991 UTC via a SOYUZ-U-PVB launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). Payloads include a variety of satellites, spacecraft, and rockets equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.



Update time: 2025-02-15 02:16:07