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🛰️ SATELLITE · HISTORICAL RECORD

E-8-5 No. 406

Re-entered 13 Sep 1970

E-8-5 No. 406 (NORAD 4527, COSPAR 1970-072A) was a SU satellite that re-entered Earth's atmosphere on 13 Sep 1970, launched on 12 Sep 1970 on the E-8-5 No. 406 mission. It was operated by IKI / BABTS as part of the E-8-5 programme. The spacecraft was built by BABTS on the Luna E-8 bus, with a mass of 3,180 kg. Like most satellites in low orbits, it was gradually slowed by atmospheric drag until re-entry. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.

1970
launched
1970
re-entered
0
years on orbit
3,180
kg mass

Lifecycle

Launched12 Sep 1970 · on the E-8-5 No. 406 mission
Operational21 Sep 1970 · entered service
Retired21 Sep 1970 · end of operational service
Re-entered13 Sep 1970 · atmospheric re-entry — object destroyed

Specifications

NORAD ID4527
COSPAR1970-072A
TypeSatellite
OperatorIKI / BABTS
Country / StateSU
ManufacturerBABTS
BusLuna E-8
Mass3,180 kg (1,360 kg dry)
ProgrammeE-8-5
CategoryPLAN/RV
OrbitBEO (CLO)
Altitude200 × 400,000 km
Inclination51.5°

Frequently asked questions

What happened to E-8-5 No. 406?

E-8-5 No. 406 re-entered Earth's atmosphere on 13 Sep 1970, ending a mission that began with its launch in 1970. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did E-8-5 No. 406 re-enter the atmosphere?

E-8-5 No. 406 re-entered on 13 Sep 1970, according to Orbital Radar's historical catalogue records.

Who operated and built E-8-5 No. 406?

E-8-5 No. 406 was operated by IKI / BABTS and built by BABTS (SU).

Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.