Celestial navigation sight reduction forms: Fill out & sign online

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Click ‘Get Form’ to open the sight reduction worksheet in the editor.
Begin by entering the date and Universal Time (UT) of your observation at the top of the form. This is crucial for accurate calculations.
Fill in the estimated latitude and longitude. Ensure you input degrees, minutes, and seconds correctly, as these values are essential for subsequent calculations.
Calculate the Altitude and Azimuth by following the provided steps. Record necessary values such as Declination (Dec), Sidereal Hour Angle (SHA), and Greenwich Hour Angle (GHA) as instructed.
Utilize the reduction tables to compute A, B, Z1, and other components systematically. Pay attention to signs based on your latitude and longitude inputs.
Complete auxiliary tables for corrections needed in altitude calculations. Make sure to record all corrections accurately.
Finally, calculate the true azimuth using the last components derived from previous steps. Ensure all values are checked for accuracy before finalizing.

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