HomeLibraryRe-entered SatellitesDQ-1A
🛰️ SATELLITE · HISTORICAL RECORD

DQ-1A

Re-entered 11 Mar 1991

DQ-1A (NORAD 20789, COSPAR 1990-081B) was a CN satellite that re-entered Earth's atmosphere on 11 Mar 1991, launched on 3 Sep 1990 on the feng yun yi yi mission. It was operated by MAI2 as part of the SJ programme. The spacecraft was built by SISE? on the QQW bus, with a mass of 3 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.

1990
launched
1991
re-entered
1
year on orbit
3
kg mass

Lifecycle

Launched3 Sep 1990 · on the feng yun yi yi mission
Operational3 Sep 1990 · entered service
Retired3 Sep 1990 · end of operational service
Re-entered11 Mar 1991 · atmospheric re-entry — object destroyed

Specifications

NORAD ID20789
COSPAR1990-081B
TypeSatellite
OperatorMAI2
Country / StateCN
ManufacturerSISE?
BusQQW
Mass3 kg
ProgrammeSJ
CategorySCI
OrbitLEO (LEO/S)
Altitude843 × 901 km
Inclination99.0°

Frequently asked questions

What happened to DQ-1A?

DQ-1A re-entered Earth's atmosphere on 11 Mar 1991, ending a mission that began with its launch in 1990. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did DQ-1A re-enter the atmosphere?

DQ-1A re-entered on 11 Mar 1991, according to Orbital Radar's historical catalogue records.

Who operated and built DQ-1A?

DQ-1A was operated by MAI2 and built by SISE? (CN).

Launched together

FY-1 02 xingNORAD 20788DQ-1BRe-entered 1991
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.