💡 If you are using digital charts on your boat today, you are seeing the marriage of these two worlds—the standardized symbols of Kort 1 rendered in high-definition resolutions far beyond what HD1 could ever achieve. The Future of Navigation and Vision
What do a nautical chart legend and an old video resolution have in common? Kort 1 (Nautical) HD1 (Video) Primary Goal Eliminate misinterpretation of symbols. Provide recognizable detail at lower bandwidths. Context Commercial shipping and leisure sailing. Security, surveillance, and early digital TV. Modern Status Still the gold standard for Danish charts. Largely replaced by Full HD and Ultra HD. Kort 1 HD1
HD1 typically refers to a resolution of (for PAL systems). In the hierarchy of digital video, it sits between standard definition (D1) and lower-res CIF. đź’ˇ If you are using digital charts on
For anyone navigating Danish waters, is the definitive guide. Produced by the Danish Geodata Agency (Geodatastyrelsen) , this publication serves as the legend for all nautical charts. Why Kort 1 Matters Provide recognizable detail at lower bandwidths