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Earth Observation

SENTINEL-1D

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OperationalEarth ObservationLEONORAD 66315

SENTINEL-1D is a European Space Agency earth observation satellite, launched on November 4, 2025 into LEO.

Launch

Launch date: November 4, 2025 at 09:02 PM UTC
Launch site: Guiana Space Centre, Kourou
Launched by: Ariane 62 →
Operator: Arianespace
Mission: Sentinel-1D
Launch record: View full launch →

Orbit

Orbit regime: LEO
Apoapsis: 697 km
Periapsis: 695 km
Inclination: 98.18°
Orbital period: 98.68 min
Orbit data fetched: October 14, 2026 at 04:02 PM UTC

Spacecraft

Operator: European Space Agency
Launch mass: 2,183.65 kg
Dimensions: 3.4 × 1.34 × 1.34 m

Identity

COSPAR (Int'l): 2025-251A
NORAD catalog №: 66315
Object type: Payload
Owner / operator: European Space Agency
Status: Operational