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🛰️ SATELLITE · HISTORICAL RECORD

US-P No. 114/Ritm

Re-entered 19 Oct 1978

US-P No. 114/Ritm (NORAD 10278, COSPAR 1977-077A) was a SU satellite that re-entered Earth's atmosphere on 19 Oct 1978, launched on 24 Aug 1977 on the US-P mission. It was operated by VMF 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.

1977
launched
1978
re-entered
1
year on orbit
3,300
kg mass

Lifecycle

Launched24 Aug 1977 · on the US-P mission
Operational24 Jan 1978 · entered service
Retired24 Jan 1978 · end of operational service
Re-entered19 Oct 1978 · atmospheric re-entry — object destroyed

Specifications

NORAD ID10278
COSPAR1977-077A
TypeSatellite
OperatorVMF
Country / StateSU
ManufacturerARSL/KOMET
BusUS-P
Mass3,300 kg (3,000 kg dry)
ProgrammeUS-P
CategorySIG
OrbitLEO (LLEO/I)
Altitude427 × 444 km
Inclination65.0°

Frequently asked questions

What happened to US-P No. 114/Ritm?

US-P No. 114/Ritm re-entered Earth's atmosphere on 19 Oct 1978, ending a mission that began with its launch in 1977. 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. 114/Ritm re-enter the atmosphere?

US-P No. 114/Ritm re-entered on 19 Oct 1978, according to Orbital Radar's historical catalogue records.

Who operated and built US-P No. 114/Ritm?

US-P No. 114/Ritm was operated by VMF and built by ARSL/KOMET (SU).

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