(also equatorial mounting)
A telescope mounting with one axis aligned to the celestial pole, which allows the movement of celestial objects to be followed by motion about this axis alone. Compare with altazimuth (sense 1).
More example sentences
- Today we would use a telescope in an accurately-calibrated equatorial mounting to find the planet's altitude and azimuth (compass-bearing) and then, given the correct sidereal time, its latitude and longitude could be calculated.
- Monty mounted the reflector telescope with an equatorial mount on a concrete pedestal, to give it a solid foundation.
- The telescope, with its complex and finely-crafted equatorial mounting, became one of the must-see features of Burton Constable Hall for visitors during the 18th and 19th centuries.
Definition of equatorial mount in:
- The US English dictionary