The Sunday after Pascha, also called Antipascha. The Second Sunday of Easter is the eighth day of the Christian season of Eastertide, and the seventh after Easter Sunday. It is known by various names, including Divine Mercy Sunday, the Octave Day of Easter, White Sunday (Latin: Dominica in albis), Quasimodo Sunday, Bright Sunday and Low Sunday. In Eastern Christianity, it is known as Antipascha, New Sunday, and Thomas Sunday. Wiki link Dates computed on the Julian calendar. Text: Wikipedia (CC BY-SA).