{"id":"d71c48eb-704e-4dfa-a346-a48ca17834a3","kind":"assembly","name":"Celestial Navigation hands-on","slug":"celestial-navigation","url":"https://api.events.ccc.de/congress/2025/event/d71c48eb-704e-4dfa-a346-a48ca17834a3/?format=json","track":null,"assembly":"houseoftea","room":"50814d28-5d61-4501-84cd-8f6928d1cc77","location":null,"language":"en","description":"If the talk introducing celestial navigation inspired you to try taking sights with a sextant and plotting the lines of position on nautical charts, then come to the House of Tea to give it a go.  Bring a pencil, compass and ruler if you have one (we'll have a few to share), but leave your electronic calculator, computer and GPS in the bag since we'll be doing it the traditional way with sliderules, lookup tables and geometry.","schedule_start":"2025-12-29T13:30:00+01:00","schedule_duration":"01:00:00","schedule_end":"2025-12-29T14:30:00+01:00"}