4 ms·
Hmm, you'd think it would make a good Google-maps overlay. [It occurs to me that light-pollution is 5D data—geographic coordinates + incident angle/direction +
by snogglethorpe 12y ago
Hmm, you'd think it would make a good Google-maps overlay.
[It occurs to me that light-pollution is 5D data—geographic coordinates + incident angle/direction + intensity—so I guess they'd have to take an average intensity over the sphere or something...]