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CSO-3

In orbit

CSO-3 (NORAD 63156, COSPAR 2025-044A) is a F satellite in orbit, launched on 6 Mar 2025 on the CSO 3 mission. It is operated by DGA / CNES as part of the CSO programme. The spacecraft was built by ADST on the Astrosat-1000 bus, with a mass of 3,562 kg. No current orbital elements are published for it, so it is not shown on the live map or in pass predictions. Catalogue record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.

2025
launched
1
year on orbit
3,562
kg mass

Lifecycle

Launched6 Mar 2025 · on the CSO 3 mission
StatusOn orbit (not live-tracked)

Specifications

NORAD ID63156
COSPAR2025-044A
TypeSatellite
OperatorDGA / CNES
Country / StateF
ManufacturerADST
BusAstrosat-1000
Mass3,562 kg (2,500 kg dry)
ProgrammeCSO
CategoryIMG*
OrbitLEO (LEO/S)
Altitude801 × 804 km
Inclination98.6°

Frequently asked questions

What is CSO-3?

CSO-3 is a satellite launched in 2025 that is still in orbit. No current orbital elements are published for it, so it is not shown on the live map or in pass predictions.

Who operates and built CSO-3?

CSO-3 is operated by DGA / CNES and built by ADST (F).

Catalogue record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-10-21.