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Mars 2
Soviet Mars probe. Mars 2 was launched on May 19, 1971 aboard a Proton-K/D from Baikonur. Latest status in GCAT: left Earth orbit for deep space (May 20, 1971).
COSPAR 1971-045ANORAD 5234Soviet Union
Identity
- Name in GCAT
- Mars-2
- Common name
- Mars 2
- Payload designation
- 4M No. 171
- Other names
- M-71:P
- International designator
- 1971-045A
- NORAD catalog number
- 5234
- GCAT identifier
- S05234
- UN registration
- A/AC.105/INF.234
Mission
- Mission type
- Deep space
- Use
- Civil government
- Program
- 3M
- Owner
- IKI
- Country
- Soviet Union
- Builder
- NPO Lavochkin
- Platform (bus)
- Mars
Launch
- Date
- May 19, 1971 · 16:22 UTC
- Launch record
- 1971-045Success
- Rocket
- Proton-K/D
- Spaceport
- Baikonur · pad LC81/24
Orbit and fate
- Orbit class (GCAT)
- EEO
- Perigee
- 170 km
- Inclination
- 51.00°
- Status
- Left Earth orbit for deep space
- Status date
- May 20, 1971
- Last known active
- Aug 22, 1972
- End of operations
- Aug 22, 1972
Size
- Mass
- 3,440 kg
- Dry mass
- 2,350 kg
- Total mass with attached objects
- 4,650 kg
- Length
- 4.1 m
- Diameter
- 2.00 m
- Span
- 5.9 m
Deep space
- Deep-space catalog entry
- D00374
- Final central body
- Mars
- Phase start
- November 23, 1971
- Phase outcome
- Reentered attached to another object · November 27, 1971
- Destination
- Mars
Flight phases
| From | Central body | Ended | Outcome | Next |
|---|---|---|---|---|
| May 20, 1971 | Earth | May 22, 1971 | Escaped to another body, attached | HCO |
Launched together
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q247305 (CC0).