ReedNavigation.com

Classes in celestial navigation and related topics
 

Expert Celestial

Winter / Spring 2026:
  • Register Oct 24,25 ATLANTIC session: 10am-4pm US Eastern time (1500-2100 UT), online.

Explore the underlying concepts and math of celestial navigation including spherical triangles, azimuth calculations, great circle distance, and other exotic topics. We'll learn refined methods for taking sights and eliminating the smallest errors in sextant observations, and we'll learn all about standard Moon sights. We'll explore the principles behind various methods of sight reduction as well as calculator-based azimuth calculations.

Forward-looking, modern, and calculator-based, this workshop is an excellent sequel to our "Modern Celestial" and "Advanced Celestial" workshops. More history, more science, more math, more navigation!

All workshops: $ 149 per person, per workshop

Created and taught by Frank Reed, celestial navigation and astronomy consultant on the team that found Shackleton's "Endurance" in 2022. Also a recent guest expert in celestial navigation on Neil deGrasse Tyson's StarTalk on The National Geographic Channel.

If you're registered for an online workshop, you're invited to attend hour-long sextant practical sessions in Rhode Island and Connecticut scheduled as weather and other factors permit. These live, in-person sessions are included in your registration for online classes.

Comments:


Samuel S Lyness wrote:
Frank, a wonderful course in Lunars. I learned a lot. I admire your teaching skills and your astounding fund of knowledge. I would wish to emulate your style of instruction. Best regards, hope to sign up for your course in Cel. Nav. in Age of Sailing.
Sam Lyness
Dr. Stanley J. Zawada & Ilona M. Kovacs wrote:
If we could leave 5 stars, we'd leave 10 ! We have attended several courses and enjoyed each one! Mr. Frank Reed is as entertaining as is his complete mastery of the subjects he teaches. The level of preparedness shines like the stars he so loves. We thank you for the most excellent courses we have had the ultimate pleasure to experience.
John Carbone wrote:
Celestial Navigation Courses with Frank Reed ... As a formal naval officer navigator, navigator on Bermuda passages, and many celestial courses, I highly recommend Frank Reed in any course or program he teaches. I have taken his celestial courses at Mystic Seaport, online and followed his engaging web community (NavList.net). Every encounter has been different and educational. With his expertise and polished presentations, you will learn and understand the theory and practice celestial navigation. Frank is the consummate professor and someone not to be missed.

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