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🛰️ SATELLITE · HISTORICAL RECORD

Rohini RS-1

Re-entered 20 May 1981

Rohini RS-1 (NORAD 11899, COSPAR 1980-062A) was a IN satellite that re-entered Earth's atmosphere on 20 May 1981, launched on 18 Jul 1980 on the Rohini RS-1 mission. It was operated by ISRO as part of the Rohini programme. The spacecraft was built by ISAC on the RS bus, with a mass of 35 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.

1980
launched
1981
re-entered
1
year on orbit
35
kg mass

Lifecycle

Launched18 Jul 1980 · on the Rohini RS-1 mission
Operational1 Aug 1980 · entered service
Retired1 Aug 1980 · end of operational service
Re-entered20 May 1981 · atmospheric re-entry — object destroyed

Specifications

NORAD ID11899
COSPAR1980-062A
TypeSatellite
OperatorISRO
Country / StateIN
ManufacturerISAC
BusRS
Mass35 kg
ProgrammeRohini
CategoryTECH
OrbitLEO (LEO/I)
Altitude304 × 898 km
Inclination44.8°

Frequently asked questions

What happened to Rohini RS-1?

Rohini RS-1 re-entered Earth's atmosphere on 20 May 1981, ending a mission that began with its launch in 1980. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Rohini RS-1 re-enter the atmosphere?

Rohini RS-1 re-entered on 20 May 1981, according to Orbital Radar's historical catalogue records.

Who operated and built Rohini RS-1?

Rohini RS-1 was operated by ISRO and built by ISAC (IN).

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