
Previous reports had pointed to the issue with the ageing GPS (Navstar) fleet. The GPS constellation is now reported to have 30 operational satellites; and with Russia's GLONASS, the European Union's Galileo, China's Beidou-1 and Compass, India's IRNSS and Japan's QZSS at various stages of operation, upgrade or development, that popular question might just become even more prevalent.
No comments:
Post a Comment