{"id":"vidhyamitra:city-day:ranchi:1971-08-29:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1971-08-29","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1971-08-29","date_display":"August 29, 1971 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":1971,"month":8,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441192.770833,"kali_year":5073,"ahargana":1852727.2708,"sun":{"sidereal_longitude":130.999,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":223.5686,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":92.5696,"elapsed_within_tithi_degrees":8.5696},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":223.5686,"elapsed_within_degrees":10.2352},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":354.5676},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1971,"month":8,"day":29,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441192.770833,"ahargana":1852727.2708,"kali_year":5073,"ayanamsa_lahiri":23.4571,"grahas":{"sun":{"sidereal_longitude":131.605142,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":220.59734200000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false,"latitude":-4.2288},"mars":{"sidereal_longitude":289.6668420000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":127.65234199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":215.715642,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":132.35524199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":43.04314199999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":293.5932,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":113.5932,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1971,"month":8,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441192.770833,"kali_year":5073,"ahargana":1852727.2708,"sun":{"sidereal_longitude":130.999,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":223.5686,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":92.5696,"elapsed_within_tithi_degrees":8.5696},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":223.5686,"elapsed_within_degrees":10.2352},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":354.5676},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.229,"elongation":92.57},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.229,"opposition_distance":87.43}},"eclipse_window_40days":[{"offset_days":-8,"type":"solar","occurs":true,"moon_latitude":-0.93,"elongation":2.643}]},"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"sunriseLocal":"05:29","sunsetLocal":"18:10","solarNoonLocal":"11:49","dayLengthHours":12.684463976922489,"dayLengthDisplay":"12 Hours 41 Mins 04 Secs","nightLengthDisplay":"11 Hours 18 Mins 56 Secs","moonriseLocal":"12:21","moonsetLocal":"23:10","rahuKala":{"name":"Rāhu Kāla","start":"16:35","end":"18:10","startHours":16.577667359071533,"endHours":18.163225356186842,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:49","end":"13:24","startHours":11.820993367725599,"endHours":13.406551364840908,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:00","end":"16:35","startHours":14.99210936195622,"endHours":16.577667359071533,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:26","end":"08:52","startHours":8.438469640546268,"endHours":8.861285106443685,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:00","end":"06:21","startHours":6.007280711636124,"endHours":6.345533084354057,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:24","end":"12:15","startHours":11.398177901828182,"endHours":12.243808833623016,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:47","end":"04:38","startHours":3.7874995156746882,"endHours":4.633130447469521,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:25","end":"05:29","startHours":4.421722714520813,"endHours":5.478761379264354,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:47","startHours":13.93507069721268,"endHours":14.780701629007513,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:58","end":"18:22","startHours":17.963225356186843,"endHours":18.36322535618684,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:10","end":"18:42","startHours":18.163225356186842,"endHours":18.691744688558614,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:55","end":"19:40","startHours":17.913225356186842,"endHours":19.663225356186842,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:24","end":"00:15","startHours":23.398177901828184,"endHours":24.243808833623014,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:29","end":"07:04","startHours":5.478761379264354,"endHours":7.064319376379665,"quality":"inauspicious"},{"name":"Chala","start":"07:04","end":"08:39","startHours":7.064319376379665,"endHours":8.649877373494975,"quality":"neutral"},{"name":"Labha","start":"08:39","end":"10:14","startHours":8.649877373494975,"endHours":10.235435370610286,"quality":"auspicious"},{"name":"Amṛta","start":"10:14","end":"11:49","startHours":10.235435370610286,"endHours":11.820993367725599,"quality":"auspicious"},{"name":"Kāla","start":"11:49","end":"13:24","startHours":11.820993367725599,"endHours":13.406551364840908,"quality":"inauspicious"},{"name":"Śubha","start":"13:24","end":"15:00","startHours":13.406551364840908,"endHours":14.99210936195622,"quality":"auspicious"},{"name":"Roga","start":"15:00","end":"16:35","startHours":14.99210936195622,"endHours":16.577667359071533,"quality":"inauspicious"},{"name":"Udveg","start":"16:35","end":"18:10","startHours":16.577667359071533,"endHours":18.163225356186842,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:10","end":"19:35","startHours":18.163225356186842,"endHours":19.57766735907153,"quality":"auspicious"},{"name":"Roga","start":"19:35","end":"21:00","startHours":19.57766735907153,"endHours":20.99210936195622,"quality":"inauspicious"},{"name":"Udveg","start":"21:00","end":"22:24","startHours":20.99210936195622,"endHours":22.406551364840908,"quality":"inauspicious"},{"name":"Chala","start":"22:24","end":"23:49","startHours":22.406551364840908,"endHours":23.8209933677256,"quality":"neutral"},{"name":"Labha","start":"23:49","end":"01:14","startHours":23.8209933677256,"endHours":25.235435370610286,"quality":"auspicious"},{"name":"Amṛta","start":"01:14","end":"02:39","startHours":25.235435370610286,"endHours":26.649877373494974,"quality":"auspicious"},{"name":"Kāla","start":"02:39","end":"04:04","startHours":26.649877373494974,"endHours":28.064319376379665,"quality":"inauspicious"},{"name":"Śubha","start":"04:04","end":"05:29","startHours":28.064319376379665,"endHours":29.478761379264355,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:29","end":"06:29","startHours":5.478761379264354,"endHours":6.478761379264354,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:29","end":"07:29","startHours":6.478761379264354,"endHours":7.478761379264354,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:29","end":"08:29","startHours":7.478761379264354,"endHours":8.478761379264354,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:29","end":"09:29","startHours":8.478761379264354,"endHours":9.478761379264354,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:29","end":"10:29","startHours":9.478761379264354,"endHours":10.478761379264354,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:29","end":"11:29","startHours":10.478761379264354,"endHours":11.478761379264354,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:29","end":"12:29","startHours":11.478761379264354,"endHours":12.478761379264354,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:29","end":"13:29","startHours":12.478761379264354,"endHours":13.478761379264354,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:29","end":"14:29","startHours":13.478761379264354,"endHours":14.478761379264354,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:29","end":"15:29","startHours":14.478761379264354,"endHours":15.478761379264354,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:29","end":"16:29","startHours":15.478761379264354,"endHours":16.478761379264355,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:29","end":"17:29","startHours":16.478761379264355,"endHours":17.478761379264355,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:29","end":"18:29","startHours":17.478761379264355,"endHours":18.478761379264355,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:29","end":"19:29","startHours":18.478761379264355,"endHours":19.478761379264355,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:29","end":"20:29","startHours":19.478761379264355,"endHours":20.478761379264355,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:29","end":"21:29","startHours":20.478761379264355,"endHours":21.478761379264355,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:29","end":"22:29","startHours":21.478761379264355,"endHours":22.478761379264355,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:29","end":"23:29","startHours":22.478761379264355,"endHours":23.478761379264355,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:29","end":"00:29","startHours":23.478761379264355,"endHours":24.478761379264355,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:29","end":"01:29","startHours":24.478761379264355,"endHours":25.478761379264355,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:29","end":"02:29","startHours":25.478761379264355,"endHours":26.478761379264355,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:29","end":"03:29","startHours":26.478761379264355,"endHours":27.478761379264355,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:29","end":"04:29","startHours":27.478761379264355,"endHours":28.478761379264355,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:29","end":"05:29","startHours":28.478761379264355,"endHours":29.478761379264355,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara 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":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":9.653963032823247,"eotMinutes":-0.49800206353601495,"ayanamsa":23.4571}},"calendars":{"vikram_samvat":2028,"vikram_samvatsara":"Raktākṣī","saka_samvat":1893,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1378,"malayalam_era":1147,"nanakshahi_year":502,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","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 Śukla Aṣṭamī · Vikram 2028 Raktākṣī · Śaka 1893 Virodhakṛt"},"festivals":[{"id":"radhashtami","name":"Rādhāṣṭamī","name_sanskrit":"राधाष्टमी","tradition":"Vaishnava","associated_deity":"Śrī Rādhā (Krishna's hlādinī-śakti)","significance":"Manifestation of Śrī Rādhā at Barsānā — Krishna's ādi-śakti.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":2,"sources":["Padma Purāṇa","Brahma-Vaivarta Purāṇa"]}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"ranchi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 29, 1971 CE · Ranchi, Jharkhand · Vidhyamitra","description":"August 29, 1971 CE for Ranchi, Jharkhand: Śukla Aṣṭamī, sūryodaya 05:29, sūryāsta 18:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1971-08-29","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1971-08-29","sa":"https://sa.vidhyamitra.com/city/ranchi/1971-08-29","hi":"https://hi.vidhyamitra.com/city/ranchi/1971-08-29","x-default":"https://vidhyamitra.com/city/ranchi/1971-08-29"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T19:25:04.457Z","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":"2026-06-02T19:25:04.457Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T19:25:04.457Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}