The Astronomy Club preps for the school festival, half of them working on the planetarium and half of them working on the café side of things. And Yui's apparent concern for Kaori leads her to do some odd things.
The magnitude is determined by brightness,
Bei der Helligkeit unterscheidet man zwischen
tatsächlicher und scheinbarer Helligkeit.
La magnitud está determinada
por el brillo,
A magnitude é determinada pelo brilho,
mas há o brilho real e o brilho observado,