It s a prediction of when the blue marble observatory on will have good weather for.
Blue marble light pollution map 2020.
The light pollution map has two base layers road and hybrid bing maps viirs world atlas clouds overlays and a point feature overlay sqm sqc and observatories.
Night lights imagery by noaa s earth observation group privacy policy.
Low light pollution conditions or dark skies is one of the most important properties of a good astronmical observing site.
Blue marble navigator nasa s blue marble pictures of earth show each month of the year 2004 to illustrate changes in snow cover and vegetation.
Falchi university of padova c.
At a glance it shows when it will be cloudy or clear for up to the next two days.
If you want to find out how bad light pollution is where you live use this interactive map created from the world atlas data or the nasa blue marble navigator for a bird s eye view of the lights in your town.
It s the astronomer s forecast.
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Global maps feb 2000 jul 2020 land surface temperature anomaly these maps depict anomalies in land surface temperatures lsts.
Here you can browse their maximum resolution of four pixels per km as well as a slightly coarser night lights map enhanced by town names and national borders.
That is how much hotter or cooler a region was compared to the long term average.
Credit this map is a mirror of the light pollution atlas 2016 by sbm authors name.
Elvidge noaa national geophysical data center boulder.
If you want a more detailed analysis of radiance viirs dmsp changes over a period of time then please use the lighttrends application.
This map is based on light pollution data updated in 2006 by david lorenz.