Orbit Control

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• Optical Performance: Optical performance refers to the ability of an optical system to produce clear and sharp images of objects in space. It is a measure of the system's ability to gather, transmit, and focus light, and is influenced by factors such as the qua ... Read More >>
• Nadir Point: In space and astronautical engineering, the nadir point is the point on the Earth's surface that is directly below the spacecraft or satellite. It is the opposite of the zenith point, which is the point directly above the spacecraft or sate ... Read More >>
• Ground-based Observations: Ground-based observations refer to the collection of data and information about celestial objects and phenomena from telescopes and other instruments located on the Earth's surface. These observations can include measurements of light, radi ... Read More >>