2 articles in this issue
Zaini Zaini, Istifianah Istifianah, Muthmainnah Muthmainnah
Survey needs to be done for identifiying public opinion of the congregation of Masjid Al-Hidayah on the direction of Qiblah and its change. In a qualitative description, the data obtained through observation, documentation and FGD, were elaborated after c... see more
Muthmainnah Muthmainnah
There are four coordinate systems to determine the position of celestial bodies, namely: horizon coordinate system, equatorial coordinate system, the clock angle coordinate system and the ecliptic coordinate system. The crucial point to ask is the way to ... see more