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TETR 4
TETR 4 was launched on September 29, 1971 aboard a Thor Delta N from Cape Canaveral & Kennedy. Latest status in GCAT: reentered (orbital decay) (Sep 19, 1978).
COSPAR 1971-083BNORAD 5492United States
Identity
- Name in GCAT
- TETR 3
- Common name
- TETR 4
- Payload designation
- ERS 33
- Other names
- TETR D:P
- International designator
- 1971-083B
- NORAD catalog number
- 5492
- GCAT identifier
- S05492
- UN registration
- A/AC.105/INF.242
Mission
- Mission type
- Calibration
- Use
- Civil government
- Program
- TTS
- Owner
- GSFC
- Country
- United States
- Builder
- TRW Inc.
- Platform (bus)
- ORS
Launch
- Date
- September 29, 1971 · 09:45 UTC
- Launch record
- 1971-083Partial · 0.75
- Rocket
- Thor Delta N
- Spaceport
- Cape Canaveral & Kennedy · pad LC17A
Orbit and fate
- Orbit class (GCAT)
- LLEO/I
- Perigee
- 400 km
- Apogee
- 571 km
- Inclination
- 33.08°
- Status
- Reentered (orbital decay)
- Status date
- September 19, 1978
- Last known active
- 1972
- End of operations
- 1972
Size
- Mass
- 18 kg
- Dry mass
- 18 kg
- Length
- 0.3 m
- Diameter
- 0.30 m
- Span
- 1.0 m
Launched together
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q2848196 (CC0).