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front and back of a simulated circular slide rule with lots of circles of numbers and some diagrams showing how to compute position from celestial measurements

Download link

https://social.v.st/system/media_attachments/files/114/461/369/749/770/020/original/ebe140409b373acd.png

Notices where this attachment appears

  1. Embed this notice
    Trammell Hudson (th@social.v.st)'s status on Wednesday, 07-May-2025 23:06:57 JST Trammell Hudson Trammell Hudson
    in reply to

    The combined Latitude, Declination, LHA grid didn't work, so instead I've added the normal S/ST, and T/T1/T2 scales to allow computation of Hc and Z from the corrected sextant height.

    In conversation about 13 days ago from social.v.st permalink
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GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.

Creative Commons Attribution 3.0 All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.