Check local times and compare cities at a glance.
View all →Plan by date and explore holidays and celebrations worldwide.
View all →Follow local time and traditions to discover each city’s rhythm.
View all articles →Estimate great-circle distance, initial bearing and nearby cities from coordinates.
Choose inputs and calculate to see your result.
The haversine formula uses a mean Earth radius of 6,371.0088 km. The initial bearing is undefined at identical or antipodal points. Nearby results compare the starting coordinate against this site's city catalog, not every settlement.
Gregorian calendar, supported years 1900–2100. Historical local calendar reforms are not modeled.
Spherical great-circle estimate, not driving distance or travel time.
The Gregorian calendar and stated calculation policy apply. Check official rules before using results for legal deadlines.
Your settings stay in this browser. You can clear them at any time.
