NASA NTRS · 19660000142
Sextant measures spacecraft altitude without gravitational reference
Abstract
Horizon-sensing sextant measures the altitude of an orbiting spacecraft without gravitational reference by optically measuring the dip angle to the horizon along a line of sight in each of two planes. The sextant scans over a relatively limited field of view.
Keep this discovery
Explore connections, maps & timelines
1966-04-01. Sextant measures spacecraft altitude without gravitational reference. https://ntrs.nasa.gov/citations/19660000142
Cite the original work for its findings. Save a collection to share your selection of sources.