USA 211, or Wideband Global SATCOM 3 (WGS F3) is a United States military communications satellite operated by the United States Air Force as part of the Wideband Global SATCOM …

WGS-3 (USA-211) was launched on 6 December 2009, at 01:47:00 UTC, covers the Atlantic Ocean. The satellite was launched by a Delta IV M+ (5,4) launch vehicle, originally an Atlas V …

The WGS system is composed of three principal segments: Space Segment (satellites), Control Segment (operators) and Terminal Segment (users). The space segment is a constellation of …

2009年12月6日 · WGS F3 (USA 211), 36108 is a payload satellite owned by USAF SMC (US) in GEO that was launched on Sun, 06 Dec 2009 UTC via a DELTA 4M+(5,4) launch vehicle from …

2025年3月8日 · WGS F3 is the Air Force's third Wideband Global SATCOM communications satellite, weighing a hefty 12,800 pounds (5,800 kg). This satellite is the third in a major …

2010年8月3日 · Boeing announced Monday that WGS-3, the third Wideband Global Satcom satellite, has entered Air Force service. “This milestone means that our warfighters around the …

The World Geodetic System (WGS) is a standard used in cartography, geodesy, and satellite navigation including GPS. The current version, WGS 84, defines an Earth-centered, Earth …

2024年12月27日 · 3度投影带是从东经1度30分（1.5度）经线开始，按经差3度为一个投影带自西向东划分，全球共分120个投影带。 平面直角坐标系统 为了便于地形图的测量作业，在高斯- …

2023年9月14日 · 如果不用带带号的，采用所在区域中央经度，如：CGCS2000 3 Degree GK CM 114E。 如果带带号，则为CGCS2000 3 Degree GK Zone 25。 3度带会写 3 Degree。 以下 …

2018年10月12日 · UTM 投影(Universal Transverse Mercator，通用横轴墨卡托投影)是由美国军方在1947提出的，美国本土采用Clarke 1866椭球体以外，UTM在世界其他地方都采用WGS …