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Kosmos 521
Soviet satellite. Kosmos 521 was launched on September 29, 1972 aboard a Kosmos 11K65M from Plesetsk. Latest status in GCAT: in orbit.
COSPAR 1972-074ANORAD 6206Soviet Union
Identity
- Name in GCAT
- Kosmos-521
- Common name
- Kosmos 521
- Payload designation
- DS-P1-M No. 4L
- Other names
- 11F631 No. 450-14-151:RA,Tyul'pan:P
- International designator
- 1972-074A
- NORAD catalog number
- 6206
- GCAT identifier
- S06206
- UN registration
- A/AC.105/INF.263
Mission
- Mission type
- Target
- Use
- Defense
- Program
- DS-P1-M
- Owner
- PKO
- Country
- Soviet Union
- Builder
- Southern State Design Bureau
- Platform (bus)
- DS-P1
Launch
- Date
- September 29, 1972 · 20:18 UTC
- Launch record
- 1972-074Success
- Rocket
- Kosmos 11K65M
- Spaceport
- Plesetsk · pad LC132/2
Orbit and fate
- Orbit class (GCAT)
- LEO/I
- Perigee
- 976 km
- Apogee
- 1,008 km
- Inclination
- 65.83°
- Status
- In orbit
- Last known active
- 1973
- End of operations
- 1973
Size
- Mass
- 643 kg
- Dry mass
- 643 kg
- Length
- 1.4 m
- Diameter
- 1.40 m
- Span
- 1.4 m
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q53589 (CC0).