{"id":"vidhyamitra:city-day:badrinath:1981-08-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/badrinath/1981-08-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-08-19","date_display":"August 19, 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":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444835.770833,"kali_year":5083,"ahargana":1856370.2708,"sun":{"sidereal_longitude":121.7969,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":343.8627,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.0657,"elapsed_within_tithi_degrees":6.0657},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":343.8627,"elapsed_within_degrees":10.5294},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":105.6596},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444835.770833,"ahargana":1856370.2708,"kali_year":5083,"ayanamsa_lahiri":23.5964,"grahas":{"sun":{"sidereal_longitude":122.38555199999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":345.235852,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false,"latitude":-4.0191},"mars":{"sidereal_longitude":87.63465200000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":131.39225199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":165.907552,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"venus":{"sidereal_longitude":157.223752,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":163.35975199999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":100.5696,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":280.5696,"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":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444835.770833,"kali_year":5083,"ahargana":1856370.2708,"sun":{"sidereal_longitude":121.7969,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":343.8627,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.0657,"elapsed_within_tithi_degrees":6.0657},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":343.8627,"elapsed_within_degrees":10.5294},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":105.6596},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.019,"elongation":137.934},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.019,"opposition_distance":42.066}},"eclipse_window_40days":[{"offset_days":-19,"type":"solar","occurs":true,"moon_latitude":0.181,"elongation":0.207}]},"city":{"slug":"badrinath","name":"Badarīnāth","lat":30.7433,"lon":79.4938,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha","elevation_m":3133},"tier2":{"city":{"slug":"badrinath","name":"Badarīnāth","lat":30.7433,"lon":79.4938,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha","elevation_m":3133},"sunriseLocal":"05:40","sunsetLocal":"18:51","solarNoonLocal":"12:15","dayLengthHours":13.17421282630368,"dayLengthDisplay":"13 Hours 10 Mins 27 Secs","nightLengthDisplay":"10 Hours 49 Mins 33 Secs","moonriseLocal":"20:56","moonsetLocal":"09:18","rahuKala":{"name":"Rāhu Kāla","start":"12:15","end":"13:54","startHours":12.255304476772125,"endHours":13.902081080060086,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:19","end":"08:58","startHours":7.3149746669082445,"endHours":8.961751270196205,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:37","end":"12:15","startHours":10.608527873484164,"endHours":12.255304476772125,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:45","end":"09:11","startHours":8.742181056424476,"endHours":9.181321483967933,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:13","end":"06:34","startHours":6.2171235980496045,"endHours":6.5684359400843695,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:42","startHours":11.816164049228668,"endHours":12.694444904315581,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:55","end":"04:47","startHours":3.91163635344646,"endHours":4.789917208533373,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:34","end":"05:40","startHours":4.570346994761644,"endHours":5.668198063620284,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:20","startHours":14.451006614489405,"endHours":15.329287469576316,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:39","end":"19:03","startHours":18.642410889923966,"endHours":19.042410889923964,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:51","end":"19:23","startHours":18.842410889923965,"endHours":19.391336424353284,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:36","end":"20:21","startHours":18.592410889923965,"endHours":20.342410889923965,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:42","startHours":23.816164049228668,"endHours":24.69444490431558,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:40","end":"07:19","startHours":5.668198063620284,"endHours":7.3149746669082445,"quality":"auspicious"},{"name":"Amṛta","start":"07:19","end":"08:58","startHours":7.3149746669082445,"endHours":8.961751270196205,"quality":"auspicious"},{"name":"Kāla","start":"08:58","end":"10:37","startHours":8.961751270196205,"endHours":10.608527873484164,"quality":"inauspicious"},{"name":"Śubha","start":"10:37","end":"12:15","startHours":10.608527873484164,"endHours":12.255304476772125,"quality":"auspicious"},{"name":"Roga","start":"12:15","end":"13:54","startHours":12.255304476772125,"endHours":13.902081080060086,"quality":"inauspicious"},{"name":"Udveg","start":"13:54","end":"15:33","startHours":13.902081080060086,"endHours":15.548857683348045,"quality":"inauspicious"},{"name":"Chala","start":"15:33","end":"17:12","startHours":15.548857683348045,"endHours":17.195634286636004,"quality":"neutral"},{"name":"Labha","start":"17:12","end":"18:51","startHours":17.195634286636004,"endHours":18.842410889923965,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:51","end":"20:12","startHours":18.842410889923965,"endHours":20.195634286636004,"quality":"inauspicious"},{"name":"Chala","start":"20:12","end":"21:33","startHours":20.195634286636004,"endHours":21.548857683348047,"quality":"neutral"},{"name":"Labha","start":"21:33","end":"22:54","startHours":21.548857683348047,"endHours":22.902081080060086,"quality":"auspicious"},{"name":"Amṛta","start":"22:54","end":"00:15","startHours":22.902081080060086,"endHours":24.255304476772125,"quality":"auspicious"},{"name":"Kāla","start":"00:15","end":"01:37","startHours":24.255304476772125,"endHours":25.608527873484164,"quality":"inauspicious"},{"name":"Śubha","start":"01:37","end":"02:58","startHours":25.608527873484164,"endHours":26.961751270196203,"quality":"auspicious"},{"name":"Roga","start":"02:58","end":"04:19","startHours":26.961751270196203,"endHours":28.314974666908245,"quality":"inauspicious"},{"name":"Udveg","start":"04:19","end":"05:40","startHours":28.314974666908245,"endHours":29.668198063620284,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:40","end":"06:40","startHours":5.668198063620284,"endHours":6.668198063620284,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:40","end":"07:40","startHours":6.668198063620284,"endHours":7.668198063620284,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:40","end":"08:40","startHours":7.668198063620284,"endHours":8.668198063620284,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:40","end":"09:40","startHours":8.668198063620284,"endHours":9.668198063620284,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:40","end":"10:40","startHours":9.668198063620284,"endHours":10.668198063620284,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:40","end":"11:40","startHours":10.668198063620284,"endHours":11.668198063620284,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:40","end":"12:40","startHours":11.668198063620284,"endHours":12.668198063620284,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:40","end":"13:40","startHours":12.668198063620284,"endHours":13.668198063620284,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:40","end":"14:40","startHours":13.668198063620284,"endHours":14.668198063620284,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:40","end":"15:40","startHours":14.668198063620284,"endHours":15.668198063620284,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:40","end":"16:40","startHours":15.668198063620284,"endHours":16.668198063620284,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:40","end":"17:40","startHours":16.668198063620284,"endHours":17.668198063620284,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:40","end":"18:40","startHours":17.668198063620284,"endHours":18.668198063620284,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:40","end":"19:40","startHours":18.668198063620284,"endHours":19.668198063620284,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:40","end":"20:40","startHours":19.668198063620284,"endHours":20.668198063620284,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:40","end":"21:40","startHours":20.668198063620284,"endHours":21.668198063620284,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:40","end":"22:40","startHours":21.668198063620284,"endHours":22.668198063620284,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:40","end":"23:40","startHours":22.668198063620284,"endHours":23.668198063620284,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:40","end":"00:40","startHours":23.668198063620284,"endHours":24.668198063620284,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:40","end":"01:40","startHours":24.668198063620284,"endHours":25.668198063620284,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:40","end":"02:40","startHours":25.668198063620284,"endHours":26.668198063620284,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:40","end":"03:40","startHours":26.668198063620284,"endHours":27.668198063620284,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:40","end":"04:40","startHours":27.668198063620284,"endHours":28.668198063620284,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:40","end":"05:40","startHours":28.668198063620284,"endHours":29.668198063620284,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":12.856678014236053,"eotMinutes":-3.2934686063275223,"ayanamsa":23.5964}},"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","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Caturthī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"badrinath"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 19, 1981 CE · Badarīnāth · Vidhyamitra","description":"August 19, 1981 CE for Badarīnāth: Kṛṣṇa Caturthī, sūryodaya 05:40, sūryāsta 18:51.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/badrinath/1981-08-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/badrinath/1981-08-19","sa":"https://sa.vidhyamitra.com/city/badrinath/1981-08-19","hi":"https://hi.vidhyamitra.com/city/badrinath/1981-08-19","x-default":"https://vidhyamitra.com/city/badrinath/1981-08-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T15:05:46.400Z","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":"2026-05-24T15:05:46.400Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T15:05:46.400Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}