Questions tagged [satellites]

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Monitoring air pollution with Landsat satellite data

I'm trying to build an air pollution model. So far I have built one for point sources. Now I'm looking at monitoring air pollution with satellite images, based on the idea that every basic pollutant ...
6
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0answers
67 views

Global Land and Sea Surface Temperature Data

We are a spin-off from TU Munich and currently working on equipping a CubeSat with a thermal imager. The imager should be able to acquire thermal/ir images with resolution of about 200m/px. In the ...
4
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0answers
114 views

How to read EUMETCAST GOME-2 data?

We receive EUMETCAST data with different formats in our local station, I am having the most difficulty when trying to read or sometimes even know the format of a specific data product, in this case, ...
3
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0answers
42 views

Conversion factor between different Landsats?

I have collected data (spectral bands) from Landsat 4-5 and Landsat 8. I was calculating NDVI when I noticed that the two Landsats have different band numbers designated as Red and Near Infra Red (...
1
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0answers
16 views

What is the Offset Corner Latitude and Longtitude?

I tried to understand about Offset Corner Latitude Point 1,2,3,4 and Offset Corner Longitude Point 1,2,3,4. But I couldn't understand what is it? For example, I have the Frame center Latitude and ...
1
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0answers
31 views

How to transform level 2 satellite retrievals to level 3 gridded data

Usually, I use level-3 gridded satellite data to analyze the spatial and temporal patterns of atmospheric compositions. However, there were some data sources which only afford level 2 product. For ...
1
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0answers
34 views

Detailed gravity maps

Does anyone know if it is possible to get a gravity map of a specific region of Greenland? The data I've found here http://icgem.gfz-potsdam.de/vis3d/longtime , are simply of to low spatial ...
1
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105 views

Which image is accurate viz insat or meteostat?

I regularly watch both the above said satellite images for India, particularly for chennai. I notice there is lot of difference between the two. Which one is accurate to foresee the rains ?.Generally, ...
0
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24 views

What's a Good Soil Quality Index for Plowed Farm Lands?

I'm currently conducting research using Satellite/Weather/Soil (Mostly Sentinel-2 Satellite Imagery) Data to Model Smallholder Farms and their dynamics before Planting. Key to my progress is to find ...