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DS-U2-GK No. 2

Re-entered 25 Jul 1970

DS-U2-GK No. 2 (NORAD 4413, COSPAR 1970-044A) was a SU satellite that re-entered Earth's atmosphere on 25 Jul 1970, launched on 13 Jun 1970 on the DS-U2-GK No. 2 mission. It was operated by YUZH as part of the DS-U2-GK programme. The spacecraft was built by YUZH on the DS-U2 bus, with a mass of 235 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
235
kg mass

Lifecycle

Launched13 Jun 1970 · on the DS-U2-GK No. 2 mission
Operational25 Jul 1970 · entered service
Retired25 Jul 1970 · end of operational service
Re-entered25 Jul 1970 · atmospheric re-entry — object destroyed

Specifications

NORAD ID4413
COSPAR1970-044A
TypeSatellite
OperatorYUZH
Country / StateSU
ManufacturerYUZH
BusDS-U2
Mass235 kg
ProgrammeDS-U2-GK
CategorySCI
OrbitLEO (LLEO/I)
Altitude199 × 589 km
Inclination71.0°

Frequently asked questions

What happened to DS-U2-GK No. 2?

DS-U2-GK No. 2 re-entered Earth's atmosphere on 25 Jul 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 DS-U2-GK No. 2 re-enter the atmosphere?

DS-U2-GK No. 2 re-entered on 25 Jul 1970, according to Orbital Radar's historical catalogue records.

Who operated and built DS-U2-GK No. 2?

DS-U2-GK No. 2 was operated by YUZH and built by YUZH (SU).

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