There is an hour and a half between dawn and sunrise in the prayer timetable. Is this correct?

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Check below answers in case you are looking for other related questions:
Using a timetable to know the times of prayer
Times of the five daily prayers

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Difference in the timing of Fajr and Maghrib prayers in Bahrain and Dammam
Praying before the time for prayer
The people in his mosque pray Fajr before the proper time; should he pray with them?
Using a timetable to know the times of prayer
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