Radio Club Antofagasta, organize the first "FIELD DAY CE1ANF", "Activating CALETA CONSTITUTION" located at the following coordinates: 23 ° 41'24 "South / 70 ° 59'36" Weste, Grid: FG46qo. Bands: 40 m, 20 m, 15 m, 10 m, Date: Saturday, September 5, 2015. Hours: 13:30 to 1:30 UTC.