> A significant color shift happens only for a couple of minutes during sunrise and sunset.
This seems like a very dubious claim - the "golden hour" is obvious to everyone, and there's an intuitive mechanism for sunlight being "warmer" in the morning and evening (blue gets scattered in proportion to the amount of air it travels through). Do you have a citation for this?
This seems like a very dubious claim - the "golden hour" is obvious to everyone, and there's an intuitive mechanism for sunlight being "warmer" in the morning and evening (blue gets scattered in proportion to the amount of air it travels through). Do you have a citation for this?