twnawrocki

// Define an area of interest property for Point Lay.
var aoi = ee.Geometry.Rectangle(-162.7,69.4, -163.4,69.9);

// Import the Sentinel-1 Image Collection VV and VH polarizations within study area and date range
var sentinel1 = ee.ImageCollection('COPERNICUS/S1_GRD')
                  .filterBounds(aoi)
                  .filter(ee.Filter.date('2018-08-19', '2018-10-19'))
                  .filter(ee.Filter.listContains('transmitterReceiverPolarisation', 'VV'))
                  .filter(ee.Filter.listContains('transmitterReceiverPolarisation', 'VH'))
                  .filter(ee.Filter.eq('instrumentMode', 'IW'))