T2K Satellite Bus

Data current as of 2026-07-20.

The T2K bus accounts for 3 cataloged objects, of which 0 are in orbit and 0 are active. 3 have reentered. Most are built by TSKBEM. The largest operator on this bus is TSKBEM. The first launched in 1970, the most recent in 1971.

0
In orbit
0
Active
3
Total launched
3
Reentered

T2K launched per year

1 2 1970: 1 launched, 1 since reentered 1971: 2 launched, 2 since reentered 1970 1971
Still in orbit Since reentered Click a year to list its satellites.

Typical specifications

Most common values across cataloged T2K satellites.

Manufacturer TSKBEM
Launch mass 1170 kg
Dry mass 1170 kg
Length 5.2 m
Diameter 3 m
Span 5.2 m
Shape Sphere

Top operators

TSKBEM 3

Top countries

SU 3

T2K satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
COSMOS 434 Kosmos-434 05407 1971-069A TSKBEM Aug 12, 1971 88 min, 51.4° Reentered
COSMOS 398 Kosmos-398 04966 1971-016A TSKBEM Feb 26, 1971 87 min, 51.4° Reentered
COSMOS 379 Kosmos-379 04760 1970-099A TSKBEM Nov 24, 1970 88 min, 51.4° Reentered

Frequently asked questions

How many T2K satellites are there?

The catalog lists 3 objects built on the T2K bus. 0 are in orbit and 3 have reentered.

How many T2K satellites are in orbit?

0 T2K objects are currently in orbit, of which 0 carry an active status.

Who builds the T2K bus?

The T2K bus is most commonly built by TSKBEM.

When did the first T2K satellite launch?

The first cataloged T2K satellite launched in 1970, and the most recent in 1971.

Satellite data compiled by KeepTrack from CelesTrak, Space-Track, and GCAT, provided under CC BY-NC 4.0.