About the Journal

Al-Hilal: Journal of Islamic Astronomy
Journal title Al-Hilal: Journal of Islamic Astronomy
Initials Al-Hilal
Abbreviation Al-Hilal J. Islam. Astron.
Language English
Management Style Open Access
Subject Areas Islamic Astronomy ('Ilm al-Falak) and its intersection with Islamic Law
Frequency 2 issues per year
DOI Prefix 10.21580/al-hilal
ISSN 2775-2119 (online); 2775-1236 (printed)
Publisher Faculty of Sharia and Law, Universitas Islam Negeri Walisongo Semarang in collaboration with Asosiasi Dosen Falak Indonesia (ADFI) & Southeast Asian Association of Islamic Astronomers (SAAIA)
Editor-in-Chief Ahmad Izzuddin orcid Scopus Google Scholar Sinta ID
Citation Analysis Dimensions | Google Scholar

Al-Hilal: Journal of Islamic Astronomy is a scientific journal published in April and October per year by the Department of Islamic Astronomy, Faculty of Sharia and Law, Universitas Islam Negeri Walisongo, Semarang collaboration with Asosisasi Dosen Falak Indonesia (ADFI) & Southeast Asian Association of Islamic Astronomers (SAAIA).

Articles published in this journal are the results of empirical research in Islamic Astronomy ('Ilm al-Falak) and its intersection with Islamic Law.

This journal has specifications as a medium of publication and communication of Islamic Astronomy ('Ilm al-Falak) and its intersection with Islamic Law ideas derived from theoretical and analytical studies, as well as research results in the field of both natural and social science. The editor hopes that writers, researchers and legal experts will contribute in this journal.

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Announcements

Call Paper Vol. 8, No. 1 & 2, Year 2026

2025-10-05

We are pleased to invite researchers, academics, and practitioners to submit their scholarly articles to Al-Hilal: Journal of Islamic Astronomy  for Volume 8 No. 1 and No. 2, to be published in 2026. As a peer-reviewed journal focusing on Islamic Astronomy (such as qibla, salat times, Islamic Calendar, Eclipse and others), and its approaching on other area studies (mathematics, physics, astrophysics, social, politics, anthropology, ethnography and others).

Read more about Call Paper Vol. 8, No. 1 & 2, Year 2026

Current Issue

Vol. 8 No. 1 (2026)
Published: 2026-04-20

Articles

  • Assessing the Accuracy of Approximated Ephemeris Data for Prayer Time Calculations

    Emye Tegar Handhita, Instutut Agama Islam Negeri Ternate, Indonesia
    Marwa Marwa, Instutut Agama Islam Negeri Ternate, Indonesia
    Fatum Abubakar, Instutut Agama Islam Negeri Ternate, Indonesia
    Ziaulrahman Mushkalamzai, Kandahar University, Afghanistan
    Muhammad Fadhly, Instutut Agama Islam Negeri Ternate, Indonesia
    1-12
    DOI: https://doi.org/10.21580/al-hilal.2026.8.1.30892
    Abstract View: 125 PDF Download: 69

  • Religious Moderation in Addressing Qibla Direction Deviation: A Case Study of Al-Munawwar Grand Mosque in Tulungagung, Indonesia

    Ahmad Musonnif, Universitas Islam Negeri Sayyid Ali Rahmatullah Tulungagung, Indonesia
    Muhammad Mufti al Anam, Universitas Islam Negeri Sayyid Ali Rahmatullah Tulungagung, Indonesia
    Muhammad Rizki Syaifudin Irsyad, Universitas Islam Negeri Sayyid Ali Rahmatullah Tulungagung, Indonesia
    Mohammad Amirudin, Universitas Islam Negeri Sayyid Ali Rahmatullah Tulungagung, Indonesia
    13-26
    DOI: https://doi.org/10.21580/al-hilal.2026.8.1.28690
    Abstract View: 181 PDF Download: 39

  • Islamic Prayer Time Calculation in High-Latitude Summer: A Computational Approach Using the Ittibāʿ Aqrab al-Bilād Method in Iceland

    Mayrisa Andriyani, Universitas Islam Negeri Sunan Ampel Surabaya, Indonesia
    Siti Nurwilda, Universitas Islam Negeri Sunan Ampel Surabaya, Indonesia
    Sofiyah Sofiyah, Universitas Islam Negeri Sunan Ampel Surabaya, Indonesia
    A’isyah Wulandari , Universitas Islam Negeri Sunan Ampel Surabaya, Indonesia
    Wahyu Ningtiyas Mergianti , Universitas Islam Negeri Sunan Ampel Surabaya, Indonesia
    Nurissaidah Ulinnuha, Universitas Islam Negeri Sunan Ampel Surabaya, Indonesia
    27-38
    DOI: https://doi.org/10.21580/al-hilal.2026.8.1.29337
    Abstract View: 195 PDF Download: 87

  • Qibla Direction Accuracy in Bangka Belitung Mosques: An Astronomical–Geospatial Study

    Reno Ismanto, IAIN Syaikh Abdurrahman Siddik Bangka Belitung, Indonesia
    Ahmad Fadholi, IAIN Syaikh Abdurrahman Siddik Bangka Belitung, Indonesia
    Priyanggo Karunia Rahman, IAIN Syaikh Abdurrahman Siddik Bangka Belitung, Indonesia
    Ahmad Zulpan, IAIN Syaikh Abdurrahman Siddik Bangka Belitung, Indonesia
    39-50
    DOI: https://doi.org/10.21580/al-hilal.2026.8.1.30969
    Abstract View: 96 PDF Download: 44

  • Ḥadīd al-Baṣar in the Thought of Ibn Ḥajar al-Haytamī and Its Implications for Ru’yat al-Hilāl Testimony in Indonesia

    Khairul Anaam, Universitas Islam Negeri Walisongo Semarang, Indonesia
    M. Basthoni, Kawakib Institute, Indonesia
    Maruf Maruf, Fuzhou University, China
    Ahmad Syifaul Anam, Universitas Islam Negeri Walisongo Semarang, Indonesia
    Rupi'i Rupi'i, Universitas Islam Negeri Walisongo Semarang, Indonesia
    51-60
    DOI: https://doi.org/10.21580/al-hilal.2026.8.1.26975
    Abstract View: 96 PDF Download: 31

  • Reconstructing al-Farghānī’s Southern Astrolabe: A Philological and Astronomical Study for Equatorial Observations in Indonesia

    Fajrullah Fajrullah, Institut Agama Islam Negeri Sultan Amai Gorontalo, Indonesia
    Nur Faizah, Universitas Islam Negeri Sunan Kalijaga Yogyakarta, Indonesia
    61-74
    DOI: https://doi.org/10.21580/al-hilal.2026.8.1.31866
    Abstract View: 52 PDF Download: 19

  • Rashd al-Qiblah in the Pesantren Tradition of Islamic Astronomy: The Contribution of Muhammad Faqih Maskumambang

    Susiknan Azhari, Universitas Islam Negeri Sunan Kalijaga Yogyakarta, Indonesia
    75-86
    DOI: https://doi.org/10.21580/al-hilal.2026.8.1.31230
    Abstract View: 56 PDF Download: 16
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