{"id":"vidhyamitra:city-day:beijing:1973-08-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/beijing/1973-08-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-08-07","date_display":"August 7, 1973 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1973,"month":8,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441901.770833,"kali_year":5075,"ahargana":1853436.2708,"sun":{"sidereal_longitude":110.4039,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":210.9427,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":100.5388,"elapsed_within_tithi_degrees":4.5388},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":210.9427,"elapsed_within_degrees":10.9427},"yoga":{"number":25,"name":"Brahma","sum_longitude":321.3466},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":1973,"month":8,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441901.770833,"ahargana":1853436.2708,"kali_year":5075,"ayanamsa_lahiri":23.4842,"grahas":{"sun":{"sidereal_longitude":110.912553,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":213.21345299999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false,"latitude":-3.185},"mars":{"sidereal_longitude":4.3226530000000025,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":92.37865299999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":283.0766530000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"venus":{"sidereal_longitude":142.481353,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":67.29325299999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":256.027,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":76.027,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1973,"month":8,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441901.770833,"kali_year":5075,"ahargana":1853436.2708,"sun":{"sidereal_longitude":110.4039,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":210.9427,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":100.5388,"elapsed_within_tithi_degrees":4.5388},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":210.9427,"elapsed_within_degrees":10.9427},"yoga":{"number":25,"name":"Brahma","sum_longitude":321.3466},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.185,"elongation":100.539},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.185,"opposition_distance":79.461}},"eclipse_window_40days":[]},"city":{"slug":"beijing","name":"Beijing, Beijing","lat":39.9075,"lon":116.3972,"tz_offset_hours":8,"state":"Beijing","country":"CN","tier":"mega"},"tier2":{"city":{"slug":"beijing","name":"Beijing, Beijing","lat":39.9075,"lon":116.3972,"tz_offset_hours":8,"state":"Beijing","country":"CN","tier":"mega"},"sunriseLocal":"05:18","sunsetLocal":"19:22","solarNoonLocal":"12:20","dayLengthHours":14.070065276026959,"dayLengthDisplay":"14 Hours 04 Mins 12 Secs","nightLengthDisplay":"9 Hours 55 Mins 48 Secs","moonriseLocal":"14:14","moonsetLocal":"00:04","rahuKala":{"name":"Rāhu Kāla","start":"15:51","end":"17:36","startHours":15.8489679159255,"endHours":17.60772607542887,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:49","end":"10:34","startHours":8.813935277912021,"endHours":10.572693437415392,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:20","end":"14:05","startHours":12.331451596918761,"endHours":14.09020975642213,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:03","startHours":8.579434189978238,"endHours":9.048436365845804,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:53","end":"06:15","startHours":5.882671678739738,"endHours":6.257873419433791,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:48","startHours":11.862449421051195,"endHours":12.800453772786327,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:25","end":"04:22","startHours":3.42041025543502,"endHours":4.35841460717015,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:07","end":"05:18","startHours":4.123913519236368,"endHours":5.2964189589052815,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:41","end":"15:37","startHours":14.676462476256589,"endHours":15.61446682799172,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:10","end":"19:34","startHours":19.16648423493224,"endHours":19.56648423493224,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:22","end":"19:57","startHours":19.36648423493224,"endHours":19.952736954766696,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:07","end":"20:52","startHours":19.11648423493224,"endHours":20.86648423493224,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:48","startHours":23.862449421051195,"endHours":24.800453772786327,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:18","end":"07:03","startHours":5.2964189589052815,"endHours":7.055177118408651,"quality":"inauspicious"},{"name":"Udveg","start":"07:03","end":"08:49","startHours":7.055177118408651,"endHours":8.813935277912021,"quality":"inauspicious"},{"name":"Chala","start":"08:49","end":"10:34","startHours":8.813935277912021,"endHours":10.572693437415392,"quality":"neutral"},{"name":"Labha","start":"10:34","end":"12:20","startHours":10.572693437415392,"endHours":12.331451596918761,"quality":"auspicious"},{"name":"Amṛta","start":"12:20","end":"14:05","startHours":12.331451596918761,"endHours":14.09020975642213,"quality":"auspicious"},{"name":"Kāla","start":"14:05","end":"15:51","startHours":14.09020975642213,"endHours":15.8489679159255,"quality":"inauspicious"},{"name":"Śubha","start":"15:51","end":"17:36","startHours":15.8489679159255,"endHours":17.60772607542887,"quality":"auspicious"},{"name":"Roga","start":"17:36","end":"19:22","startHours":17.60772607542887,"endHours":19.36648423493224,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:22","end":"20:36","startHours":19.36648423493224,"endHours":20.60772607542887,"quality":"inauspicious"},{"name":"Śubha","start":"20:36","end":"21:51","startHours":20.60772607542887,"endHours":21.8489679159255,"quality":"auspicious"},{"name":"Roga","start":"21:51","end":"23:05","startHours":21.8489679159255,"endHours":23.09020975642213,"quality":"inauspicious"},{"name":"Udveg","start":"23:05","end":"00:20","startHours":23.09020975642213,"endHours":24.33145159691876,"quality":"inauspicious"},{"name":"Chala","start":"00:20","end":"01:34","startHours":24.33145159691876,"endHours":25.572693437415392,"quality":"neutral"},{"name":"Labha","start":"01:34","end":"02:49","startHours":25.572693437415392,"endHours":26.813935277912023,"quality":"auspicious"},{"name":"Amṛta","start":"02:49","end":"04:03","startHours":26.813935277912023,"endHours":28.05517711840865,"quality":"auspicious"},{"name":"Kāla","start":"04:03","end":"05:18","startHours":28.05517711840865,"endHours":29.29641895890528,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:18","end":"06:18","startHours":5.2964189589052815,"endHours":6.2964189589052815,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:18","end":"07:18","startHours":6.2964189589052815,"endHours":7.2964189589052815,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:18","end":"08:18","startHours":7.2964189589052815,"endHours":8.296418958905281,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:18","end":"09:18","startHours":8.296418958905281,"endHours":9.296418958905281,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:18","end":"10:18","startHours":9.296418958905281,"endHours":10.296418958905281,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:18","end":"11:18","startHours":10.296418958905281,"endHours":11.296418958905281,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:18","end":"12:18","startHours":11.296418958905281,"endHours":12.296418958905281,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:18","end":"13:18","startHours":12.296418958905281,"endHours":13.296418958905281,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:18","end":"14:18","startHours":13.296418958905281,"endHours":14.296418958905281,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:18","end":"15:18","startHours":14.296418958905281,"endHours":15.296418958905281,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:18","end":"16:18","startHours":15.296418958905281,"endHours":16.29641895890528,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:18","end":"17:18","startHours":16.29641895890528,"endHours":17.29641895890528,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:18","end":"18:18","startHours":17.29641895890528,"endHours":18.29641895890528,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:18","end":"19:18","startHours":18.29641895890528,"endHours":19.29641895890528,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:18","end":"20:18","startHours":19.29641895890528,"endHours":20.29641895890528,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:18","end":"21:18","startHours":20.29641895890528,"endHours":21.29641895890528,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:18","end":"22:18","startHours":21.29641895890528,"endHours":22.29641895890528,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:18","end":"23:18","startHours":22.29641895890528,"endHours":23.29641895890528,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:18","end":"00:18","startHours":23.29641895890528,"endHours":24.29641895890528,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:18","end":"01:18","startHours":24.29641895890528,"endHours":25.29641895890528,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:18","end":"02:18","startHours":25.29641895890528,"endHours":26.29641895890528,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:18","end":"03:18","startHours":26.29641895890528,"endHours":27.29641895890528,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:18","end":"04:18","startHours":27.29641895890528,"endHours":28.29641895890528,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:18","end":"05:18","startHours":28.29641895890528,"endHours":29.29641895890528,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"North","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":16.510123173954177,"eotMinutes":-5.475895815125568,"ayanamsa":23.4842}},"calendars":{"vikram_samvat":2030,"vikram_samvatsara":"Akṣaya","saka_samvat":1895,"saka_samvatsara":"Pramādī","bengali_samvat":1380,"malayalam_era":1149,"nanakshahi_year":504,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Navamī · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"beijing"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 7, 1973 CE · Beijing, Beijing · Vidhyamitra","description":"August 7, 1973 CE for Beijing, Beijing: Śukla Navamī, sūryodaya 05:18, sūryāsta 19:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/beijing/1973-08-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/beijing/1973-08-07","sa":"https://sa.vidhyamitra.com/city/beijing/1973-08-07","hi":"https://hi.vidhyamitra.com/city/beijing/1973-08-07","x-default":"https://vidhyamitra.com/city/beijing/1973-08-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T06:03:15.368Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-06-03T06:03:15.368Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T06:03:15.368Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}