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🛰️ SATELLITE · HISTORICAL RECORD

US-P No. 110

Re-entered 17 Apr 1975

US-P No. 110 (NORAD 7587, COSPAR 1974-103A) was a SU satellite that re-entered Earth's atmosphere on 17 Apr 1975, launched on 24 Dec 1974 on the US-P mission. It was operated by ARSL as part of the US-P programme. The spacecraft was built by ARSL/KOMET on the US-P bus, with a mass of 3,300 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.

1974
launched
1975
re-entered
1
year on orbit
3,300
kg mass

Lifecycle

Launched24 Dec 1974 · on the US-P mission
Operational14 Mar 1975 · entered service
Retired17 Apr 1975 · end of operational service
Re-entered17 Apr 1975 · atmospheric re-entry — object destroyed

Specifications

NORAD ID7587
COSPAR1974-103A
TypeSatellite
OperatorARSL
Country / StateSU
ManufacturerARSL/KOMET
BusUS-P
Mass3,300 kg (3,000 kg dry)
ProgrammeUS-P
CategorySIG
OrbitLEO (LLEO/I)
Altitude427 × 442 km
Inclination65.0°

Frequently asked questions

What happened to US-P No. 110?

US-P No. 110 re-entered Earth's atmosphere on 17 Apr 1975, ending a mission that began with its launch in 1974. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did US-P No. 110 re-enter the atmosphere?

US-P No. 110 re-entered on 17 Apr 1975, according to Orbital Radar's historical catalogue records.

Who operated and built US-P No. 110?

US-P No. 110 was operated by ARSL and built by ARSL/KOMET (SU).

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