pray-calc-ml/data/raw/raw_sightings/moonsighting_com_sightings.csv
Aric Camarata c1eeef53c4 Expand dataset to 5,871 Fajr / 46 Isha across 114 locations
Major additions:
- Extract all 1,621 Basthoni 2022 SQM records (46 Indonesian sites,
  Lampiran 2-5) via precomputed_angles.py
- Add 9 new raw sighting CSVs: Abdel-Hadi Malaysia, BRIN multistation,
  Kassim Bahali (2017+2019), Khalifa Saudi, Moonsighting.com,
  Shaukat 2015 Blackburn UK, Walisongo Sulawesi
- Curate aggregate D0 database (115 entries) in research/

Pipeline improvements:
- Open-Topo-Data SRTM30m primary elevation API with fallback
- APPROVED_RAW_CSVS allowlist prevents circular data ingestion
- Pre-computed angle merge path (bypasses back-calculation for SQM data)
- BAD_NOTE_MARKERS quality filter for excluded sources

Collection tools:
- BRIN multistation SQM processors
- PDF/HTML table extractor for academic papers
- Source tracking database (collection_manifest.json)

Documentation:
- Rewrite .wiki/Data.md and .wiki/Research.md from scratch
- Expand Data-Sources.md with full Basthoni Lampiran breakdown
- Add 14 researcher outreach drafts
- Update .gitignore to exclude bulk/experimental files
2026-02-28 10:51:01 -05:00

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prayer,date_local,time_local,utc_offset,lat,lng,elevation_m,source,notes
fajr,2000-12-03,05:45,-5.0,25.940,-80.130,3.0,"Moonsighting.com / Khalid Shaukat, moonsighting.com/faq_pt.html","Miami Beach / Sunny Isles FL USA; 5 witnesses: Salam Dandia, Raffia Dandia, Abdul Razz Khanani, Kaiser Pervez, Mufti Rafique Ahmet; confirmed Subh Sadiq; moonsighting.com 15deg calculation matched 100%"
fajr,2016-06-23,03:56,2.0,46.553,6.312,440.0,"Moonsighting.com / Rafik Ouared, moonsighting.com/how-we.html","Pampigny Switzerland; camera-captured true dawn (Imsak); CEST UTC+2; moonsighting.com calculation was 3:51 AM (5 min early); single observer with camera verification"