AUOS Satellite Bus

Data current as of 2026-07-20.

The AUOS bus accounts for 13 cataloged objects, of which 4 are in orbit and 0 are active. 9 have reentered. Most are built by YUZH. The largest operator on this bus is IK. The first launched in 1976, the most recent in 2001.

4
In orbit
0
Active
13
Total launched
9
Reentered

AUOS launched per year

1 2 1976: 1 launched, 1 since reentered 1977: 2 launched, 2 since reentered 1978: 1 launched, 1 since reentered 1979: 2 launched, 2 since reentered 1980: 0 objects launched 1981: 2 launched, 1 since reentered 1982: 0 objects launched 1983: 0 objects launched 1984: 0 objects launched 1985: 0 objects launched 1986: 1 object launched 1987: 0 objects launched 1988: 0 objects launched 1989: 1 object launched 1990: 0 objects launched 1991: 1 object launched 1992: 0 objects launched 1993: 0 objects launched 1994: 1 launched, 1 since reentered 1995: 0 objects launched 1996: 0 objects launched 1997: 0 objects launched 1998: 0 objects launched 1999: 0 objects launched 2000: 0 objects launched 2001: 1 launched, 1 since reentered 1976 1981 1986 1991 1996 2001
Still in orbit Since reentered Click a year to list its satellites.

Typical specifications

Most common values across cataloged AUOS satellites.

Manufacturer YUZH
Purpose Science
Launch mass 1042 kg
Dry mass 1042 kg
Length 1.8 m
Diameter 1.5 m
Span 23 m
Shape Cyl + 2 Pan + Ant
Power 8 deployable fixed solar arrays, solar cells, batteries
Design life 6 months
Typical orbit 99 min period, 83° inclination

Top operators

IK 10 IKI/YUZHUA 2 MOM/IK 1

Top countries

SU 11 RU 2

AUOS satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
CORONAS F Koronas F 26873 2001-032A IKI/YUZHUA Jul 31, 2001 88 min, 82.4° Reentered
CORONAS I Koronas-I 23019 1994-014A IKI/YUZHUA Mar 2, 1994 87 min, 82.4° Reentered
INTERCOSMOS 25 Interkosmos-25 21819 1991-086A IK Dec 18, 1991 119 min, 82.6° Inactive
INTERCOSMOS 24 Interkosmos-24 20261 1989-080A IK Sep 28, 1989 114 min, 82.6° Inactive
COSMOS 1809 Kosmos-1809 17241 1986-101A IK Dec 18, 1986 104 min, 82.5° Inactive
AUREOLE 3 Aureole 3 12848 1981-094A IK Sep 21, 1981 99 min, 82.5° Inactive
INTERCOSMOS 21 Interkosmos-21 12162 1981-011A IK Feb 6, 1981 88 min, 74.0° Reentered
INTERCOSMOS 20 Interkosmos-20 11609 1979-096A IK Nov 1, 1979 88 min, 74.0° Reentered
INTERCOSMOS 19 Interkosmos-19 11285 1979-020A IK Feb 27, 1979 87 min, 73.9° Reentered
INTERCOSMOS 18 Interkosmos-18 11082 1978-099A IK Oct 24, 1978 87 min, 82.9° Reentered
INTERCOSMOS 17 Interkosmos-17 10376 1977-096A IK Sep 24, 1977 87 min, 82.9° Reentered
COSMOS 900 Kosmos-900 09898 1977-023A MOM/IK Mar 29, 1977 88 min, 82.9° Reentered
INTERCOSMOS 15 Interkosmos-15 08903 1976-056A IK Jun 19, 1976 88 min, 74.0° Reentered

Frequently asked questions

How many AUOS satellites are there?

The catalog lists 13 objects built on the AUOS bus. 4 are in orbit and 9 have reentered.

How many AUOS satellites are in orbit?

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

Who builds the AUOS bus?

The AUOS bus is most commonly built by YUZH.

When did the first AUOS satellite launch?

The first cataloged AUOS satellite launched in 1976, and the most recent in 2001.

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