Dwarf Planets and Small Solar System Bodies
Information on periodic comets and 93 selected bright and/or large minor planets
is presented in Section G of The Astronomical Almanac. For the asteroids, osculating
orbital elements, opposition dates and magnitudes at opposition are given. Using a selected
group of larger minor planets, daily ephemerides around the opposition date are tabulated.
For the periodic comets, osculating elements from the Smithsonian Astrophysical Observatory
The Astronomical Almanac Online! 2013