{"success":true,"project":"Astro Sindhi Observatory","engine":"LunarPositionEngine","version":"1.0.0","status":"production-research-api","timezone_standard":"Asia/Karachi","freshness":{"requested_date":"2026-10-15","calculated_for":"2026-10-15","valid_date":"2026-10-15","generated_at":"2026-10-15T22:43:00+05:00","valid_from":"2026-10-15T22:43:00+05:00","valid_until":"2026-10-15T22:44:00+05:00","expires_at":"2026-10-15T22:44:00+05:00","timezone":"Asia/Karachi","is_live":true,"is_stale":false,"cache_bucket":"20261015-224300"},"data":{"project":"Astro Sindhi Observatory","engine":"LunarPositionEngine","version":"1.0.0","input":{"datetime":"2026-10-15T22:43:40+05:00","timezone":"Asia/Karachi","latitude":-4.720264200000185,"longitude":68.3578},"result":{"utc":"2026-10-15T17:43:40Z","asia_karachi":"2026-10-15T22:43:40+05:00","julian_day_utc":2461329.23865741,"jde_tt":2461329.23953198,"delta_t_seconds_estimate":75.563,"mean_lunar_longitude_degrees":259.33561016,"mean_elongation_degrees":55.05946666,"sun_mean_anomaly_degrees":280.8783376,"moon_mean_anomaly_degrees":165.98453221,"moon_argument_latitude_degrees":292.40343539,"ecliptic_longitude_degrees":260.47477719,"ecliptic_latitude_degrees":-4.7202642,"distance_km":403746.979,"right_ascension_degrees":259.25479904,"right_ascension_hours":17.28365327,"declination_degrees":-27.80151894,"mean_obliquity_degrees":23.43580758,"local_sidereal_time_degrees":358.54417672,"hour_angle_degrees":99.28937768,"lunar_geocentric_altitude_degrees":-5.96507292,"lunar_altitude_degrees":-6.86533209,"lunar_azimuth_degrees":241.36860619,"horizontal_parallax_degrees":0.90516022,"observer_latitude_degrees":-4.7202642,"observer_longitude_degrees":68.3578},"status":{"calculation_status":"production_lunar_position_engine","scientific_validation":"ongoing","historical_status":"historical_validation_ongoing","precision_note":"Lunar position values are generated through the Observatory computation framework. Scientific validation, historical verification and external reference comparison remain ongoing."},"assumptions":{"calendar":"Gregorian date/time input; proleptic Gregorian handling for historical dates in this production research engine.","timezone_default":"UTC","time_scale":"UTC input converted to approximate Terrestrial Time using ΔT estimate.","observer_note":"Geocentric longitude, latitude, right ascension and declination remain the primary scientific validation fields. Local altitude and azimuth are observer display values."}},"meta":{"api_schema":"1.1","api_status":"production-research-api","scientific_validation":"ongoing","request_id":"c357520ea02f8d65","freshness":{"requested_date":"2026-10-15","calculated_for":"2026-10-15","valid_date":"2026-10-15","generated_at":"2026-10-15T22:43:00+05:00","valid_from":"2026-10-15T22:43:00+05:00","valid_until":"2026-10-15T22:44:00+05:00","expires_at":"2026-10-15T22:44:00+05:00","timezone":"Asia/Karachi","is_live":true,"is_stale":false,"cache_bucket":"20261015-224300"},"attribution":{"source":"Astro Sindhi Observatory","website":"https://astro.sindhilanguage.org","developer_portal":"https://astro.sindhilanguage.org/api/","organization":"SindhiLanguage.org","organization_url":"https://sindhilanguage.org","data_license":"CC BY 4.0","software_license":"All Rights Reserved unless otherwise stated"},"calculation_model":"Meeus-style compact lunar position reference implementation"}}