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Echostar IV

retired

CommunicationsGEOCOSPAR 1998-028ALaunched 5/7/1998

Mission & Launch

Launch Mission: Echostar 4
Launch Vehicle: Proton-K
Launch Date: 5/7/1998
Last Contact: 7/16/2011

Orbit & Mass

Orbit Class: GEO
Altitude: 35,785 km
Inclination: 0.03 deg
Dry Mass: 1,580 kg
Total Mass: 3,470 kg

Payload Classification

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

Organizations

Operator: EchoStar
Manufacturer: Lockheed Martin

Constellation

Name: EchoStar GEO fleet
Active Satellites: 12

Registry

COSPAR ID: 1998-028A
UN Registration: ST/SG/SER.E/344