Soviet Space ProgramTsiklon-290/20, Baikonur Cosmodrome, Republic of Kazakhstan
I2P 5
Launched
October 30, 1970
Image: Ukrainian Space Agency
Summary
I2P 5 launched on a Soviet Space Program Tsiklon-2 from 90/20, Baikonur Cosmodrome, Republic of Kazakhstan on October 30, 1970. It was Soviet Space Program's 523rd launch, 70th this year and humanity's 1,146th orbital launch attempt. It was the 6th Tsiklon-2 flight and the 4th this year. The payload was bound for low Earth orbit (LEO). Kosmos-375, one of 47 catalogued objects, reached a 572 × 1,001 km orbit inclined 62.9°. 47 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
- 6th Tsiklon-2 flight · 4th this yearSoviet Space Program's 523rd launch70th this yearhumanity's 1,146th orbital launch attempt100th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-375 · NORAD 4598 · 1970-091 · Space-Track · tracking 1 of 47 objects
Show the numbers for orbit elements
- Object
- COSMOS 375
- Object ID
- 1970-091A
- Epoch
- 1970-10-30 04:03:07 UTC
- Mean motion
- 14.33727837 rev/day
- Eccentricity
- 0.029919
- Inclination
- 62.8558°
- Ascending node
- 105.6145°
- Arg. of perigee
- 63.4363°
- Mean anomaly
- 299.6992°
- Element set
- 999
- Rev at epoch
- 1
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO. Ascent drawn from padside's representative profile.
Catalogued objects
47 catalogued: 1 payload, 46 debris; 13 still in orbit
- Kosmos-375 · NORAD 4598 · broke up October 30, 1970
Data from J. McDowell, planet4589.org
About this launch
The I2P satellites were the first soviet coorbital ASAT system.
Pad

90/20, Baikonur Cosmodrome, Republic of Kazakhstan
6th launch from 90/20, 2nd this year · 306th from Baikonur Cosmodrome, Republic of Kazakhstan
23 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
6 days 21 hours after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did I2P 5 launch?
I2P 5 launched on October 30, 1970. The time is known to the hour, not the minute.
Where can I watch I2P 5?
No webcast is on record for this launch.
What rocket launched I2P 5?
Tsiklon-2, flown by Soviet Space Program. Tsiklon-2 spec sheet
Where did I2P 5 launch from?
90/20, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did I2P 5 reach?
Kosmos-375, one of 47 catalogued objects, reached a 572 × 1,001 km orbit inclined 62.9°.
How many satellites did I2P 5 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).
