(also transit instrument)
Definition of transit circle in English:
Another term for meridian circle.
- At the Greenwich Royal Observatory Halley used the first transit instrument and devised a method for determining longitude at sea by means of lunar observations.
- In astronomy he installed the first transit instrument in the Paris Observatory.
- He is particularly famous in this area for his brilliant ideas on improving the design of a transit instrument.
Definition of transit circle in:
- US English dictionary
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