DMSP 5D-2 F8 (USA 26)
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About This Satellite
DMSP 5D-2 F8 (USA 26) is a cataloged satellite tracked under NORAD ID 18123 with international designator 87053A. According to the GCAT master catalog, it was built by GEEW, on the Block 5D platform, with a launch mass of about 773 kg, with a shape described as Box + Pan. According to the TLE snapshot used when this page was generated (2026-08-18), its LEO orbit had an apogee of about 843 km and a perigee near 825 km, with an inclination of 98.74° and a period of roughly 101.4 minutes; at apogee its speed was about 7.43 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, DMSP 5D-2 F8 (USA 26)'s apogee was 843 km, where its speed was about 7.43 km/s, completing about 14.2 orbits of Earth per day. Track it live on the map above or in the JOT orbital map.