Altitude Data
Definition
Altitude data represents the height of a geographic location above a defined reference level, usually sea level. It is a foundational component in 3D spatial modeling and essential for topographic, navigation, and meteorological applications. Altitude data is acquired using GPS, barometric sensors, LiDAR, and satellite remote sensing technologies.
Application
Altitude data is vital in aviation, cartography, environmental monitoring, and mobile mapping. In aviation, it ensures safe aircraft operation. Meteorologists use it to analyze weather patterns. Cartographers include it in contour mapping, and mobile apps use it for location-based services, especially in outdoor activities like hiking and mountaineering.
FAQ
1. What role does altitude data play in geospatial decision-making?
Altitude data supports geospatial decision-making by providing critical elevation context for route optimization, construction planning, and natural hazard assessment, ensuring accuracy in both urban and remote terrain analysis.
2. What role does altitude data play in geospatial decision-making?
Altitude is measured using GPS systems, LiDAR sensors, and remote sensing satellites.
3. What role does altitude data play in geospatial decision-making?
Accurate altitude data supports navigation, weather forecasting, infrastructure planning, and emergency response mapping.
4. What role does altitude data play in geospatial decision-making?
Altitude typically refers to height in the atmosphere, while elevation denotes height of the ground above sea level.