Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

A NASA's Ephemerides

  1. Jun 1, 2018 #1
    I was wondering, how does NASA actually calculate their super exact Ephemerides?
  2. jcsd
  3. Jun 1, 2018 #2


    User Avatar
    Science Advisor

    The Horizons site you linked has detailed documentation online. Have you looked at it? What part of it is unclear?
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook

Have something to add?