Measuring longitude required accurate timekeeping, which was not as precise in ancient times, leading to slight deviations for some cities from the Ujjayinī meridian.
Class VI NCERT Social Science
NCERT Social Science Textbook Exploring Society India and Beyond Session 2024-2025.
Why were some ancient Indian cities slightly off the Ujjayinī meridian?
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Some ancient Indian cities were slightly off the Ujjayinī meridian because accurate timekeeping, crucial for measuring longitude, was not as precise in the past. This lack of precision led to small deviations in determining the exact meridian line.
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