Mercury Venus Transit Maestro Icon

Sun-Planet Diagram

The transit Sun-Planet diagram is displayed in real time at the observer’s location. Two orientations are available:
- the zenith up or horizontal coordinates (view matches what you see through binoculars),
- the celestial north up or equatorial coordinates.

Transit Sun Planet Diagram Sun Planet Diagram Contextual Menu
The Sun-Planet diagram not only shows the relative positions, but also displays:
  • the ecliptic
  • the celestial north
  • the solar equator
  • the solar north
  • the solar limb darkening
  • the Sun and planet outlines
  • the reticle for Mercury
  • the coordinate system in use (horizontal or equatorial)
  • the elevation and azimuth of the Sun
  • the sunrise and sunset times
  • the parallactic angle value when in horizontal mode
A contextual menu that can be invoked with a right click over the Sun-Planet diagram will let you select various options:
  • enable/disable the display of the ecliptic as a dotted yellow line
  • enable/disable the display of the celestial north as a red tick mark
  • enable/disable the display of the solar equator as two white tick marks on each side of the Sun
  • enable/disable the display of the solar limb darkening
  • enable/disable the display of the Sun and planet outlines
  • enable/disable the display of the reticle for Mercury
  • enable/disable the switch between horizontal and equatorial coordinates
  • display or hide the solar elevation and azimuth in degrees
  • enable/disable the display of the times of sunrise and sunset at the bottom left corner
  • enable/disable the display at the top right corner of the parallactic angle value when in horizontal mode