Laptop Pub 229 Sight Reduction Calculator

Save this Pub 229 sight reduction calculator file to your laptop desktop to have an on the go anywhere means of performing celestial sight reduction.

file:///Users/greg/Desktop/Nav%20Calc/srt1.html

(Z) rules to get (Zn) azimuth of body when using the calculator

NORTH LATITUDE
L.H.A. greater than 180° Zn=Z
L.H.A. less than 180° Zn=360°–Z
SOUTH LATITUDE
L.H.A. greater than 180° Zn=180°–Z
L.H.A. less than 180° Zn=180°+Z

NGA Link:
http://msi.nga.mil/NGAPortal/MSI.portal?_nfpb=true&_pageLabel=msi_portal_page_145&calcCode=01