Using the sun to find sextant index correction

(17:15)

Sextant Tutorial: Errors and Corrections

(7:51)

Celestial Navigation Episode 8: The Sextant - Index Error and Height of Eye

(7:)

How to Find and Read Index Error

(2:2)

Checking Index Alignment on a Davis Mark 15 Sextant

(3:4)

Sextant Tutorial: Taking Sights With A Sextant

(5:44)

how to get Index Error

(3:7)

Celestial Navigation, Episode 6: The sextant, taking a sight, correcting the sight

(31:30)

Calibrating and Using A Sextant

(14:34)

sextant errors

(7:58)

Whole Horizon vs. Split Horizon Sextant Mirrors

(2:21)

Sextant - Index error calculation and application

(19:16)

How to read sextant dials

(14:31)

Artifact Spotlight: Sextant

(3:59)

The basics of the sextant explained by Tom Cunliffe. ©Tom Cunliffe

(5:4)

Sextant and its part . Index mirror , Horizon mirror ...

(1:27)

Celestial Navigation Episode 7: The Sextant - History and Principle

(5:24)

SEXTANT ERRORS CORRECTION | UASUPPLY

(3:47)