Following map shows the aggregated airQmap of an intensive repeated measurement campaign by bike in the city centre of Antwerp. The measurements have been collected on 11 weekdays in a 4 week period between 13/02/2012 and 08/03/2012. All measurements have been collected between 7 AM and 1 PM. 256 and 96 repeated measurement trips have been done on the small (2km) south loop and larger (5 km) north loop respectively. The measurements have been collected simultaneously on the two loops with two measurement bikes. In total 92 hours of mobile BC exposure measurements have been gathered. Information about the used color scale is available on the INFO page.