Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

Transit VC

retired

Positioning Navigation TimingLEOCOSPAR 1964-026ALaunched 6/4/1964

Mission & Launch

Launch Mission: Transit VC (N-4)
Launch Vehicle: Scout X-4
Launch Date: 6/4/1964
Last Contact: 8/23/1965

Orbit & Mass

Orbit Class: LEO
Altitude: 903.5 km
Inclination: 90.5 deg
Dry Mass: 54 kg
Total Mass: 54 kg

Payload Classification

Mission Type: Positioning Navigation Timing
Payload Category: NAV
Payload Class: D

Organizations

Operator: U.S. Navy
Manufacturer: Johns Hopkins Applied Physics Lab

Constellation

Name: Transit navigation system
Active Satellites: 0

Registry

COSPAR ID: 1964-026A
UN Registration: A/AC.105/INF.074