Groupements de planètes
Abstract
A trio has been defined as a group of three planets in the interior of a circle whose apparent diameter is 5 degrees. All those trios which have taken place, or which will take place from 1960-2005 have been calculated, and the results are presented.
- Publication:
-
L'Astronomie
- Pub Date:
- December 1977
- Bibcode:
- 1977LAstr..91..487M
- Keywords:
-
- Astronomical Coordinates;
- Planets;
- Position (Location);
- Planet Ephemerides;
- Stars;
- Tables (Data);
- Visual Observation;
- Lunar and Planetary Exploration