Geography · Longitude and Time Zones

Which astronomical observatory's passing meridian was internationally adopted as the Prime Meridian (zero longitude) in 1884?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Royal Observatory, Greenwich✓
2Paris Observatory
3Pulkovo Observatory
4National Astronomical Observatory of Japan

Correct answer

Royal Observatory, Greenwich

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Which astronomical observatory's passing meridian was internationally adopted as the Prime Meridian (zero longitude) in 1884?

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Which astronomical observatory's passing meridian was internationally adopted as the Prime Meridian (zero longitude) in 1884?

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