c53b8a98_Izlazak_i_zalazak_sunca___exposure_to_light_of_the_sun_
[astronomical twilight morning] end of the photo relevant time [h] h
This row display the end of "photo relevant time" at morning. This describes the first third of the civil dawn. This is a special period which is suitable for foto shooting, because the sky is even blue.
Izlazak i zalazak sunca
This row displays the astronomical dawn. This occurs, with the first measurable exposure to light of the sun.