Use #defines instead of WGS84 magic numbers occurring repeatedly
Use #defines instead of WGS84 magic numbers occurring repeatedly

andrmarkv/gps-sdr-sim,osqzss/gps-sdr-sim,sgk/gps-sdr-sim,andrmarkv/gps-sdr-sim,MohammadSecure/GPS-SDR-SIM,osqzss/gps-sdr-sim,thx0701/gps-sdr-sim,andrmarkv/gps-sdr-sim,sgk/gps-sdr-sim,thx0701/gps-sdr-sim,MohammadSecure/GPS-SDR-SIM