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Starlink 5851

retiredMegaconstellation

CommunicationsLEOCOSPAR 2023-037AKLaunched 3/17/2023

Mission & Launch

Launch Mission: Starlink-78
Launch Vehicle: Falcon 9 FT5
Launch Date: 3/17/2023
Last Contact: 1/27/2026

Orbit & Mass

Orbit Class: LEO
Altitude: 276 km
Inclination: 70 deg
Orbit Plane: 2 1
Dry Mass: 290 kg
Total Mass: 305 kg

Payload Classification

Mission Type: Communications
Payload Category: COM
Payload Class: B

Organizations

Operator: SpaceX
Manufacturer: SpaceX

Constellation

Name: Starlink Broadband
Scale: Megaconstellation
Active Satellites: 10,117
Planned Satellites: 19,408

Registry

COSPAR ID: 2023-037AK
UN Registration: ST/SG/SER.E/1117