A brief description of the concepts is provided in each box. Many questions utilize charts, diagrams, photographs and data included in the module. In most questions students are expected to reach conclusions based on the figures and data.

Graphic from Module - Click for Large View Observational (ATPI)
Investigation #14 - Planetary Configurations
  • Introduction to the Ecliptic and planet sky positions
  • Configurations and elongations for the inner planets using orbit diagrams.
  • Morning star evening star concepts.
  • Planetary phases concepts.
  • Use of celestial sphere diagrams to place planets in observer's sky.
  • Questions developing concepts of observability of various configurations.
  • A simplified application based on current planet position data that calculates the approximate future positions of planets.
Other Observational Modules:
#6| #7| #8| #9| #11| #12| #13| #15| #20| #22| #23| #24| #25

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