Sailing Yabávideo

Learning to Cross the Atlantic With Nothing but a Sextant — Sailing Yabá 293

30 de noviembre de 2025 · 21 min · 33K vistas · Brazilian coast

¿Qué cubre este video?

Ben, sailing on a Colin Archer Polo 34, learns celestial navigation techniques from a solo sailor who recently crossed the Atlantic using only a sextant, a watch set to GMT, and nautical almanacs.1:19 The lesson focuses on determining ship’s midday by measuring the sun’s maximum altitude above the horizon.6:06 To calculate latitude, the navigator records the precise time the sun reaches its peak and applies geometric formulas using data from reference books.6:36 The process requires a clear horizon, a stable platform, and accurate timekeeping to avoid significant position errors.16:16 The video also introduces the Brise sextant, a compact, multi-mirror instrument designed by Sven Irwin for use on small vessels.9:23 Additionally, the encounter provides practical insights into gaff-rigged sailing, including the selection of materials, pulleys, and rigging configurations for two-person crews.19:21 Ben’s initial attempt at a sextant fix resulted in a 13-mile discrepancy compared to his GPS, highlighting the necessity of consistent practice and precise horizon sightings for reliable offshore navigation.18:16

Ver en YouTube

Más de Sailing Yabá

This Anchorage Was Worth Every Miserable Mile — Sailing Yabáago 2026Sailing Fully Rigged at Night After Emergency Repairs — Sailing Yabáago 2026Sailing Through the World's Largest Atlantic Rainforest! — Sailing Yabájul 2026Sailing to Brazil's Most Dangerous Sandbanks — Sailing Yabájul 2026

De Sailing Yabá — ve el barco, la tripulación y cada video analizado del canal.

The Sailing Directory Newsletter

Un correo electrónico con los mejores hallazgos de la flota: los momentos, barcos e historias que valen tu tiempo de visualización. Ingresa tu propia dirección para obtener tu propia copia.

Reportar un problema