Update pages/danielle_page1.py

pages/danielle_page1.py

@@ -11,8 +11,8 @@ class Map(geemap.Map):
         self.add_plot_gui()
 
     def add_ee_data(self):
-        PREgoesCMI = ee.Image('NOAA/GOES/17/MCMIPF').filter(ee.Filter.date('2020-08-15', '2020-08-16'))
-        POSTgoesCMI = ee.Image('NOAA/GOES/17/MCMIPF').filter(ee.Filter.date('2020-09-15', '2020-09-16'))
+        PREgoesCMI = ee.ImageCollection('NOAA/GOES/17/MCMIPF').filter(ee.Filter.date('2020-08-15', '2020-08-16')).mean()
+        POSTgoesCMI = ee.ImageCollection('NOAA/GOES/17/MCMIPF').filter(ee.Filter.date('2020-09-15', '2020-09-16')).mean()
         preNBR = PREgoesCMI.select(['CMI_C03','CMI_C06']).normalizedDifference(['CMI_C03', 'CMI_C06']).toFloat().rename('NBR');
         postNBR = POSTgoesCMI.select(['CMI_C03','CMI_C06']).normalizedDifference(['CMI_C03', 'CMI_C06']).toFloat().rename('NBR');
         dNBR = PREgoesCMI.subtract(postNBR).select('NBR')