RELAY 1 (A-15)
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About This Satellite
RELAY 1 (A-15) is a cataloged satellite tracked under NORAD ID 503 with international designator 62068A. According to the GCAT master catalog, it was built by RCA, on the Relay platform, with a launch mass of about 78 kg, with a shape described as Oct Frust. According to the TLE snapshot used when this page was generated (2026-08-18), its MEO orbit had an apogee of about 7.437 km and a perigee near 1.335 km, with an inclination of 47.53° and a period of roughly 185.1 minutes; at apogee its speed was about 4.55 km/s. Positions on this page are near-real-time SGP4 predictions propagated from the latest two-line element (TLE) data.
In the TLE snapshot used to generate this page, RELAY 1 (A-15)'s apogee was 7.437 km, where its speed was about 4.55 km/s, completing about 7.8 orbits of Earth per day. Track it live on the map above or in the JOT orbital map.