ftp://igs.gnsswhu.cn/pub/gps/products/
ftp://nfs.kasi.re.kr/gps/products/
ftp://igs.ensg.ign.fr/pub/igs/products
ftp://cddis.gsfc.gov/pub/gps/products/
ftp://igs.ensg.eu/pub/igs/products/
GPS Week: 2311 DayOfWeek: 4 SecondsOfWeek: 393294 SecondsOfDay: 47694 DayOfYear: 116 MJulianDays: 60425.5520138888888888888889 JulianDays: 2460426.0520138888888888888889