LISA and TIM Keith T. Weber, GISP Idaho State University
TIMTIM The Idaho Map (TIM) –Idaho Spatial Data Infrastructure (ISDI)
LISALISA Landsat Image Service Archive –A new project at the GIS Center –Funded by AmericaView –For more information, visit:
What is Landsat? A multispectral imaging satellite –Its takes pictures of the earth –The pictures (scenes) are taken every 16 days –Each scene contains 7 bands, based on color
Bands and Color
Landsat 5 Has been in operation for nearly 30 years (expected duty cycle was 5-7 years) –Launched in 1984 –Since that time, quite an archive has been established
Whats an Image Service? First, what is an image? –A digital picture –In GIS, its a raster layer An image service then… –Is a raster layer that is shared via the web
So its a download? Nope… –Web services are streamed to your computer –You do not download the source file –Its similar to
Our Landsat Archive We have acquired numerous scenes dating back to 1984
LISA project focus The Big Desert of SE Idaho Path 39, Row 30 GIS Center currently has 63 scenes
Image Service Prep
Launching the Service
Why?Why? Provide the research community with data and value-added products to support scientific inquiry The Big Desert is an important area ecologically The GIS Center has over 12 years of research focused on the Big Desert
Questions?Questions?