{"id":"vidhyamitra:city-day:beijing:1981-08-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/beijing/1981-08-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-08-25","date_display":"August 25, 1981 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":1981,"month":8,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444841.770833,"kali_year":5083,"ahargana":1856376.2708,"sun":{"sidereal_longitude":127.5504,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":70.1039,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":302.5535,"elapsed_within_tithi_degrees":2.5535},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":70.1039,"elapsed_within_degrees":3.4372},"yoga":{"number":15,"name":"Vajra","sum_longitude":197.6542},"karana":{"half_tithi_index":50,"name":"Bava"},"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":1981,"month":8,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444841.770833,"ahargana":1856376.2708,"kali_year":5083,"ayanamsa_lahiri":23.5966,"grahas":{"sun":{"sidereal_longitude":128.165723,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":70.346023,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false,"latitude":-2.2583},"mars":{"sidereal_longitude":91.51192300000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":142.12472300000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":167.03442300000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"venus":{"sidereal_longitude":164.36202300000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":163.985723,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":100.2517,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":280.2517,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"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":1981,"month":8,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444841.770833,"kali_year":5083,"ahargana":1856376.2708,"sun":{"sidereal_longitude":127.5504,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":70.1039,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":302.5535,"elapsed_within_tithi_degrees":2.5535},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":70.1039,"elapsed_within_degrees":3.4372},"yoga":{"number":15,"name":"Vajra","sum_longitude":197.6542},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.258,"elongation":57.447},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.258,"opposition_distance":122.553}},"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":"05:35","sunsetLocal":"18:57","solarNoonLocal":"12:16","dayLengthHours":13.379094920395929,"dayLengthDisplay":"13 Hours 22 Mins 45 Secs","nightLengthDisplay":"10 Hours 37 Mins 15 Secs","moonriseLocal":"00:56","moonsetLocal":"15:53","rahuKala":{"name":"Rāhu Kāla","start":"15:37","end":"17:17","startHours":15.613417131022356,"endHours":17.285803996071845,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:55","end":"10:36","startHours":8.923869670824391,"endHours":10.59625653587388,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:16","end":"13:56","startHours":12.268643400923374,"endHours":13.941030265972863,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:09","startHours":8.70088475548446,"endHours":9.146854586164324,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:30","startHours":6.136558229075239,"endHours":6.49333409361913,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:43","startHours":11.82267357024351,"endHours":12.714613231603238,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:48","end":"04:41","startHours":3.7952166180059512,"endHours":4.68715627936568,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:28","end":"05:35","startHours":4.464171364025748,"endHours":5.579095940725408,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:23","startHours":14.498492554322695,"endHours":15.390432215682424,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.75819086112134,"endHours":19.158190861121337,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:31","startHours":18.958190861121338,"endHours":19.51565314947117,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.708190861121338,"endHours":20.458190861121338,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:43","startHours":23.82267357024351,"endHours":24.714613231603238,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:35","end":"07:15","startHours":5.579095940725408,"endHours":7.2514828057748995,"quality":"inauspicious"},{"name":"Udveg","start":"07:15","end":"08:55","startHours":7.2514828057748995,"endHours":8.923869670824391,"quality":"inauspicious"},{"name":"Chala","start":"08:55","end":"10:36","startHours":8.923869670824391,"endHours":10.59625653587388,"quality":"neutral"},{"name":"Labha","start":"10:36","end":"12:16","startHours":10.59625653587388,"endHours":12.268643400923374,"quality":"auspicious"},{"name":"Amṛta","start":"12:16","end":"13:56","startHours":12.268643400923374,"endHours":13.941030265972863,"quality":"auspicious"},{"name":"Kāla","start":"13:56","end":"15:37","startHours":13.941030265972863,"endHours":15.613417131022356,"quality":"inauspicious"},{"name":"Śubha","start":"15:37","end":"17:17","startHours":15.613417131022356,"endHours":17.285803996071845,"quality":"auspicious"},{"name":"Roga","start":"17:17","end":"18:57","startHours":17.285803996071845,"endHours":18.958190861121338,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:57","end":"20:17","startHours":18.958190861121338,"endHours":20.28580399607185,"quality":"inauspicious"},{"name":"Śubha","start":"20:17","end":"21:37","startHours":20.28580399607185,"endHours":21.613417131022356,"quality":"auspicious"},{"name":"Roga","start":"21:37","end":"22:56","startHours":21.613417131022356,"endHours":22.941030265972863,"quality":"inauspicious"},{"name":"Udveg","start":"22:56","end":"00:16","startHours":22.941030265972863,"endHours":24.268643400923374,"quality":"inauspicious"},{"name":"Chala","start":"00:16","end":"01:36","startHours":24.268643400923374,"endHours":25.596256535873884,"quality":"neutral"},{"name":"Labha","start":"01:36","end":"02:55","startHours":25.596256535873884,"endHours":26.92386967082439,"quality":"auspicious"},{"name":"Amṛta","start":"02:55","end":"04:15","startHours":26.92386967082439,"endHours":28.2514828057749,"quality":"auspicious"},{"name":"Kāla","start":"04:15","end":"05:35","startHours":28.2514828057749,"endHours":29.57909594072541,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.579095940725408,"endHours":6.579095940725408,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.579095940725408,"endHours":7.579095940725408,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.579095940725408,"endHours":8.57909594072541,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.57909594072541,"endHours":9.57909594072541,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.57909594072541,"endHours":10.57909594072541,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.57909594072541,"endHours":11.57909594072541,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.57909594072541,"endHours":12.57909594072541,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.57909594072541,"endHours":13.57909594072541,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.57909594072541,"endHours":14.57909594072541,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.57909594072541,"endHours":15.57909594072541,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.57909594072541,"endHours":16.57909594072541,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.57909594072541,"endHours":17.57909594072541,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.57909594072541,"endHours":18.57909594072541,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.57909594072541,"endHours":19.57909594072541,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.57909594072541,"endHours":20.57909594072541,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.57909594072541,"endHours":21.57909594072541,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.57909594072541,"endHours":22.57909594072541,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.57909594072541,"endHours":23.57909594072541,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.57909594072541,"endHours":24.57909594072541,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.57909594072541,"endHours":25.57909594072541,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.57909594072541,"endHours":26.57909594072541,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.57909594072541,"endHours":27.57909594072541,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.57909594072541,"endHours":28.57909594072541,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.57909594072541,"endHours":29.57909594072541,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.846545625092658,"eotMinutes":-1.7074040554023546,"ayanamsa":23.5966}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Ekādaśī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"indira-ekadashi","name":"Indirā Ekādaśī","name_sanskrit":"इन्दिरा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Falls in Pitṛ Pakṣa; liberates ancestors from naraka.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Bhādrapada"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":[]},"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 25, 1981 CE · Beijing, Beijing · Vidhyamitra","description":"August 25, 1981 CE for Beijing, Beijing: Kṛṣṇa Ekādaśī, sūryodaya 05:35, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/beijing/1981-08-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/beijing/1981-08-25","sa":"https://sa.vidhyamitra.com/city/beijing/1981-08-25","hi":"https://hi.vidhyamitra.com/city/beijing/1981-08-25","x-default":"https://vidhyamitra.com/city/beijing/1981-08-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T03:05:51.526Z","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":"2026-06-02T03:05:51.526Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T03:05:51.526Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}