HomeLibraryRe-entered SatellitesResurs-O1 No. 1L
🛰️ SATELLITE · HISTORICAL RECORD

Resurs-O1 No. 1L

Re-entered 14 Jan 2001

Resurs-O1 No. 1L (NORAD 16110, COSPAR 1985-090A) was a SU satellite that re-entered Earth's atmosphere on 14 Jan 2001, launched on 3 Oct 1985 on the Resurs-O1 No. 1L mission. It was operated by PRIR as part of the Resurs-O1 programme. The spacecraft was built by VNIEM on the Resurs-O bus, with a mass of 1,900 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.

1985
launched
2001
re-entered
16
years on orbit
1,900
kg mass

Lifecycle

Launched3 Oct 1985 · on the Resurs-O1 No. 1L mission
Operational25 Dec 1986 · entered service
Retired25 Dec 1986 · end of operational service
Re-entered14 Jan 2001 · atmospheric re-entry — object destroyed

Specifications

NORAD ID16110
COSPAR1985-090A
TypeSatellite
OperatorPRIR
Country / StateSU
ManufacturerVNIEM
BusResurs-O
Mass1,900 kg
ProgrammeResurs-O1
CategoryIMG
OrbitLEO (LEO/S)
Altitude573 × 656 km
Inclination98.0°

Frequently asked questions

What happened to Resurs-O1 No. 1L?

Resurs-O1 No. 1L re-entered Earth's atmosphere on 14 Jan 2001, ending a mission that began with its launch in 1985. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Resurs-O1 No. 1L re-enter the atmosphere?

Resurs-O1 No. 1L re-entered on 14 Jan 2001, according to Orbital Radar's historical catalogue records.

Who operated and built Resurs-O1 No. 1L?

Resurs-O1 No. 1L was operated by PRIR and built by VNIEM (SU).

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