Sextant is a celestial navigation toolkit that enables users to calculate positions using the sun, moon, and stars. It functions as both a digital sextant via camera integration and a computational tool for manual sight reduction using real-time ephemeris data.
Overview · Full Intel report in progress
The App DNA
What makes this app unique?
For Sailors, students of astronavigation, and individuals interested in traditional navigation techniques.
Key features
Uses the device camera and motion sensors to calibrate the horizon and align celestial bodies for sight-taking.
Allows users to input manual readings from traditional sextants to calculate corrections including index error, dip, refraction, semi-diameter, and parallax.
Computes sun and moon positions using astronomical models rather than static tables.
How much does it cost?
Velocity
Who built it?
Stolk.cc
9 apps tracked · Navigation
User Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Sextant — Celestial Nav
How's the Navigation market?
The rivals identified
The Analyst's Read
Key takeaways for Sextant — Celestial Nav
Where is it heading?
Bottom line
The app provides a comprehensive, mobile-based solution for celestial navigation that replaces traditional paper tables with automated astronomical calculations.
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