争论 发表于 2025-3-30 12:10:53
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High Accuracy Global Positioning System Orbit Determination: Progress and Prospectsnstellation is presently in orbit; however, most of these satellites are of a developmental Block I design and eventually will be replaced by the operational Block II satellites. The GPS constellation is designed to evenly distribute the satellites with circular orbits in three different planes at a轨道 发表于 2025-3-30 16:55:08
The Development of a Global GPS Tracking System in Support of Space and Ground-Based GPS Programsbroad class of geodetic, geophysical, oceanographic and engineering applications. The rationale for an international and civilian-operated GPS tracking system is quite evident in terms of its diverse applications and significant benefits to the scientific community. A description follows for a propoStrength 发表于 2025-3-30 20:59:32
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High Precision GPS Positioning by Fiducial Techniquesger networks incorporating baselines of up to several thousand kilometres, an error of 1 ppm corresponds to a relative error of the order of 1 metre. To obtain centimetric relative positioning accuracies in such cases, an improvement of one or two orders of magnitude is required. This may be achieve可憎 发表于 2025-3-31 11:08:25
Populists and Progressives Speak Out,From a practical point of view, it is useful to develop a preprocessing software, which could enables one to evaluate all data received immediately after an observational session. The approach presented here make it possible to estimate if observations at a site should be repeated.索赔 发表于 2025-3-31 15:25:15
https://doi.org/10.1007/978-3-031-65215-8In the framework of an investigation on integrated GPS-INS observations for positioning and gravity vector recovery (sponsored by the . a test network has been established in Upper Bavaria in the Alpine foreland and into the Alps including 29 stations along GPS-INS traverses (see figure 1).concise 发表于 2025-3-31 18:47:53
On Preprocessing of GPS DataFrom a practical point of view, it is useful to develop a preprocessing software, which could enables one to evaluate all data received immediately after an observational session. The approach presented here make it possible to estimate if observations at a site should be repeated.ironic 发表于 2025-3-31 22:32:00
GPS-Observations in a Local Network Covering Big Height DifferencesIn the framework of an investigation on integrated GPS-INS observations for positioning and gravity vector recovery (sponsored by the . a test network has been established in Upper Bavaria in the Alpine foreland and into the Alps including 29 stations along GPS-INS traverses (see figure 1).