A series of sixteen Chinese meteorological satellites (the name means ‘wind cloud’); satellites in the odd-numbered series are in low-Earth polar orbits, those in the even-numbered series are in geostationary orbits. The first satellite, FY-1A, was launched on 6 September 1988. Still operational are FY-2D (launched 8 December 2006), FY-3A (launched 27 May 2008), FY-2E (launched 23 December 2008), FY-3B (launched 4 November 2010), FY-2F (launched 13 January 2012), FY-3C (launched 23 September 2013), FY-2G (launched 31 December 2014), FY-4A (launched 10 December 2016), and FY-3D (launched 14 November 2017).