Cosmic radiation on flights from Sydney (SYD)

Sydney Kingsford Smith International Airport, Sydney, Australia. ICAO YSSY, at -33.94°, 151.17°. FlightDose publishes 2 routes from here and 2 to here, each direction on its own page.

Of the 2 published routes from SYD, the flight to Singapore (SYD → SIN) receives the least, about 15.9 µSv for a standard flight, and the flight to Los Angeles (SYD → LAX) the most, about 28.5 µSv. A route's dose depends mostly on its hours in the air and how far it runs from the equator (why latitude matters).

Updated

Routes from SYD

Routes to SYD

Standard flight: 35,000 ft, estimated time in the air, solar conditions of August 2026; CARI-7.

SYDLAXSIN
Routes from SYD, shaded by modelled dose rate. Select a route to open its page.

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