About this document

Celestial Sight Reduction Techniques by Jairie is a document available to read on EtoBox.

- The document discusses how a mariner uses celestial navigation to verify their deduced reckoning (DR) position by taking altitude measurements of celestial bodies with a sextant and comparing the observed altitude to the calculated altitude based on the DR position. - If the observed and calculated altitudes differ, the mariner performs "sight reduction" calculations using data from the Nautical Almanac to determine the distance and direction from the DR position to their actual position. - The document

Author

Jairie

Language

EN