One reason for routinely launching GPS satellites is simply "constellation replenishment," said Col. Andrew Menschner, deputy commander of the Space Force's Space Systems Command. Old satellites degrade and die, and new ones need to go up and replace them. At least 24 GPS satellites are needed for global coverage, and having additional satellites in the fleet can improve navigation precision. Today, there are 31 GPS satellites in operational service, flying more than 12,000 miles (20,000 kilometers) above the Earth.
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第十三条 任何个人和组织办理网络接入、域名注册、服务器托管、空间租用、内容分发、应用程序分发等服务，开设网络线路、电话线路，应当登记真实身份、装机地址、使用范围等信息，不得实施下列行为扰乱实名制管理：
Relationship Between Bootc and OSTree