What instruments did Tycho Brahe rely upon for the precise positioning of the 1572 object, given the era?

Answer

Highly accurate naked-eye instruments like the great quadrant.

Tycho made his measurements without the aid of a telescope, utilizing advanced precision instruments designed for naked-eye observation to fix the star's position relative to background stars.

What instruments did Tycho Brahe rely upon for the precise positioning of the 1572 object, given the era?

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OTD in Space - Nov. 6: Tycho Supernova Discovered - YouTube

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