Soviet Space ProgramTsiklon-290, Baikonur Cosmodrome, Republic of Kazakhstan
IS-A 8
Launched
December 21, 1977
Image: Ukrainian Space Agency
Summary
IS-A 8 launched on a Soviet Space Program Tsiklon-2 from 90, Baikonur Cosmodrome, Republic of Kazakhstan on December 21, 1977. It was Soviet Space Program's 1,179th launch, 99th this year and humanity's 2,042nd orbital launch attempt. It was the 36th Tsiklon-2 flight and the 7th this year. The payload was bound for low Earth orbit (LEO). The tracked orbit of Kosmos-970, one of 124 catalogued objects, from January 6, 1978, was 944 × 1,147 km inclined 65.9°. 124 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Tsiklon-2 · Soviet Space Program
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Low Earth Orbit (LEO)
- Milestone
- 36th Tsiklon-2 flight · 7th this yearSoviet Space Program's 1,179th launch99th this yearhumanity's 2,042nd orbital launch attempt127th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-970 · NORAD 10531 · 1977-121 · Space-Track · tracking 1 of 124 objects
Show the numbers for orbit elements
- Object
- COSMOS 970
- Object ID
- 1977-121A
- Epoch
- 1978-01-06 00:40:42 UTC
- Mean motion
- 13.59238705 rev/day
- Eccentricity
- 0.0136378
- Inclination
- 65.8568°
- Ascending node
- 245.1975°
- Arg. of perigee
- 108.1563°
- Mean anomaly
- 253.4352°
- Element set
- 999
- Rev at epoch
- 209
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.
Catalogued objects
124 catalogued: 1 payload, 1 rocket stage, 121 debris, 1 component; 115 still in orbit
- Kosmos-970 · NORAD 10531 · broke up December 21, 1977
Tsiklon-2 23-302T Stage 2 · re-entered December 25, 1977
Data from J. McDowell, planet4589.org
About this launch
Second generation ASAT satellite
Pad

90, Baikonur Cosmodrome, Republic of Kazakhstan
18th launch from 90, 7th this year · 506th from Baikonur Cosmodrome, Republic of Kazakhstan
74 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
56 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did IS-A 8 launch?
IS-A 8 launched on December 21, 1977. The time is known to the hour, not the minute.
Where can I watch IS-A 8?
No webcast is on record for this launch.
What rocket launched IS-A 8?
Tsiklon-2, flown by Soviet Space Program. Tsiklon-2 spec sheet
Where did IS-A 8 launch from?
90, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did IS-A 8 reach?
The tracked orbit of Kosmos-970, one of 124 catalogued objects, from January 6, 1978, was 944 × 1,147 km inclined 65.9°.
How many satellites did IS-A 8 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).
