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Observers seeking new challenges
There are several programs
relative size and possibly a rough idea of its shape but that might not be enough to locate it
element splitting
These coordinates refer to the mean equinox and ecliptic of date
Planetary Programs and Tables -4000 to +2800 Planispheres Observers seeking new challengesBy Bretagnon and Simon with Foreword by Meeus. Product Information: 8. 50" by 11. 00", 165 pages, softbound, (see below for magnetic versions). The tables and computer programs detailed in Planetary Programs and Tables From 4000 to +2800 allow the computation of the positions of the Sun, and 7 planets with a precision better than 0. 01 degree over the period 4000, +2000 for Mercury, Venus, Mars, Jupiter and Saturn and +1600 to +2800 for Uranus and
