Supratama, R., Kholifah, E.P. , Millah, A.N. and Helwiyah, W. 2024. Scientific perspective on rukyatul hilal: A case study of assalam kartasura sukoharjo observatory. Amorti: Jurnal Studi Islam Interdisipliner. 3, 2 (Apr. 2024), 51–61. DOI:https://doi.org/10.59944/amorti.v3i2.293.