Fernando Andreazza, Larissa Kautzmann, Luciano Parraga, Silvia Oliveira, André Kollet, Alessandro Oliveira, Vanessa Oliveira, Urandir Oliveira, Tatiana Maciel, Alex Oliveira, Luciana Castelo Branco

Coordinates: Itapua Beach, RS 30°17’2.51″S 51° 1’19.35″W

1 GPS Garmin e-Trex
2 HD Camcorders with nightshot
1 Telescope Newtonian 250mm with viewfinder Crayford Mount dobsoniana
1 Camera Camcorder with support for telescope
1 Lensatic Engineer Compass
1 Luneta
1 HD camcorder with nightshot
2 Notebooks
1 video capture USB Interface Pinnacle
1 TrackMaker GPS Positioning Software
1 Tripod and Positioner
2 sealed batteries 12 volt 7,2A
1 Inverter 12V-110V 1200W
1 UHF Radio HT
1 HT VHF Radio with 2 dB omni directional antenna

1- The telescope was positioned at 60 centimeters from the water level
2- To replicate this experiment, you must take into account the climatic condition. Give preference to perform on days with low air humidity and days with little or no wind, which decreases the formation of waves.