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🛰️ SATELLITE · HISTORICAL RECORD

D No. 2

Re-entered 6 Apr 1960

D No. 2 (NORAD 8, COSPAR 1958 DEL 2) was a SU satellite that re-entered Earth's atmosphere on 6 Apr 1960, launched on 15 May 1958. It was operated by OKB1 as part of the ObjectD programme. The spacecraft was built by OKB1 on the Object D bus, with a mass of 1,327 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.

1958
launched
1960
re-entered
2
years on orbit
1,327
kg mass

Lifecycle

Launched15 May 1958
Operational5 Jun 1958 · entered service
Retired5 Jun 1958 · end of operational service
Re-entered6 Apr 1960 · atmospheric re-entry — object destroyed

Specifications

NORAD ID8
COSPAR1958 DEL 2
TypeSatellite
OperatorOKB1
Country / StateSU
ManufacturerOKB1
BusObject D
Mass1,327 kg
ProgrammeObjectD
CategorySCI
OrbitLEO (LEO/I)
Altitude207 × 1,247 km
Inclination65.1°

Frequently asked questions

What happened to D No. 2?

D No. 2 re-entered Earth's atmosphere on 6 Apr 1960, ending a mission that began with its launch in 1958. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did D No. 2 re-enter the atmosphere?

D No. 2 re-entered on 6 Apr 1960, according to Orbital Radar's historical catalogue records.

Who operated and built D No. 2?

D No. 2 was operated by OKB1 and built by OKB1 (SU).

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