Guides
Learn how iftar and sehri times are calculated, why they change daily, and the Islamic scholarship behind Ramadan fasting timings.
How Iftar Times Are Calculated
Discover the astronomical science behind iftar times — from solar angles and atmospheric refraction to elevation adjustments and IANA timezone precision.
Read guide →Islamic Prayer Time Methods Explained
A guide to the major Islamic calculation methods — MWL, ISNA, Umm al-Qura, Diyanet — and how each one affects Fajr and Isha times around the world.
Read guide →Why Iftar Time Changes Every Day
Iftar shifts by a minute or two each day during Ramadan. Here's the astronomical reason why sunset time is never the same twice.
Read guide →What Is Sehri? The Pre-Dawn Meal Explained
Learn what sehri (suhoor) is, when it ends, how its time is calculated, and why it differs based on your calculation method and location.
Read guide →How GPS Determines Your Prayer Times
Your GPS coordinates feed directly into astronomical formulas. Here's exactly how latitude and longitude are used to pinpoint your local sunset and Fajr.
Read guide →When Does Ramadan Fasting Start and End Each Day?
Fasting begins at Fajr (pre-dawn) and ends at Maghrib (sunset). This guide explains the exact boundaries and the Islamic basis for each.
Read guide →Why Prayer Times Differ Between Cities
Two cities can be in the same country yet have noticeably different iftar times. Longitude, latitude, elevation, and timezone offsets all play a role.
Read guide →Fasting Times in Countries With Extremely Long Days
In Scandinavia and northern Canada, summer days can last 20+ hours. How do Muslims fast in these regions, and what do scholars say?
Read guide →How Islamic Scholars Determine Prayer Times
Behind every prayer time app is centuries of Islamic jurisprudence. Explore how scholars from different madhabs approach the calculation of prayer times.
Read guide →Why Mosques Have Different Prayer Times
You may notice your local mosque's iftar time differs from apps or other mosques. Here's why — from calculation methods to local customs and moon sighting.
Read guide →Why Muslims Fast During Ramadan
The spiritual, historical, and Quranic foundations of Ramadan fasting — what the fast represents, who it applies to, and its significance in Islamic practice.
Read guide →How Moon Sighting Determines the Start of Ramadan
Why Ramadan doesn't start on the same date every year, how the crescent moon is sighted, and why different countries sometimes begin fasting on different days.
Read guide →Why Ramadan Moves Earlier Every Year
Ramadan shifts about 10–11 days earlier each year. This guide explains the Islamic lunar calendar and why Ramadan cycles through every season over time.
Read guide →How Long Do Muslims Fast Around the World?
Explore how fasting hours differ globally — from 11-hour fasts near the equator to nearly 20 hours in northern regions.
Read guide →What Breaks a Fast During Ramadan?
A clear explanation of actions that invalidate the fast, common misconceptions, and how Islamic scholars define the boundaries of fasting.
Read guide →Common Misconceptions About Ramadan Fasting
Clearing up frequently misunderstood aspects of Ramadan — from whether Muslims can drink water to how fasting works in different climates.
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